ramp type dvm uses mcq

Ramp type DVM; In a ramp type DVM, the operation basically depends on the measurement of time. This time interval is measured with an electronic time interval counter and the count is displayed as a number of digits on electronic indicating tubes. RAMP TYPE DVM Linear ramp technique: The basic principle of such measurement is based on the measurement of the time taken by l1 linear ramp to rise from a V to the level of the input voltage or to decrease from the level of the input voltage to zero. b) asymptotic ramp DVM • A digital voltmeter, or DVM, is used to take highly accurate voltage measurements. Sanfoundry Global Education & Learning Series – Electrical Measurements. d) oscilloscope Measurement of Power & Related Parameters, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Electrical Measurements Questions and Answers – Successive Approximation Type DVM, Next - Electrical Measurements Questions and Answers – Voltage to Frequency Converter Type Integrating DVM, Electrical Measurements Questions and Answers – Successive Approximation Type DVM, Electrical Measurements Questions and Answers – Voltage to Frequency Converter Type Integrating DVM, Statistical Quality Control Questions and Answers, Microwave Engineering Questions and Answers, Instrumentation Engineering Questions and Answers, Electronic Devices and Circuits Questions and Answers, Optical Communications Questions and Answers, Biomedical Instrumentation Questions and Answers, Electronics & Communication Engineering Questions and Answers, Wireless & Mobile Communications Questions & Answers, Engineering Metrology Questions and Answers, Design of Electrical Machines Questions and Answers, Instrumentation Transducers Questions and Answers, Electrical & Electronics Engineering Questions and Answers, Basic Electrical Engineering Questions and Answers, Electrical Engineering Questions and Answers, Electrical Machines Questions and Answers, Linear Integrated Circuits Questions and Answers, Electrical Measurements Questions and Answers. This gate is shown in the block diagram of below figure. The negative-going ramp, shown in Fig. a) a linear ramp technique Following table shows the pattern of UVAS Doctor of Veterinary Medicine (DVM) test. a. The major blocks of a dual slope integrating type DVM are . Take the written and Video lessons for each section. c) The saturation voltage V CE for silicon transistor is same as that for germanium. When an unknown voltage signal is applied to the input terminals of the instrument, a negative-slope ramp waveform is generated internally and compared with the input signal. Voltmeter is an electrical measuring instrument used to measure potential difference between two points. a. Inductive coils b. For ramp inputs b. 3. View Answer, 6. This time interval is measured with an electronic time-interval counter, and the count is displayed as a number of digits on electronic indicating tubes. The servomotor replaced by electromagnetic logic. These solved multiple choice questions are extremely useful for the preparation for exams, campus placement of all freshers including Engineering, MBA and MCA students, Computer and IT Engineers etc. Clock pulses are generated b. Answer: A Explanation: If we increase the excitation the synchronous generator voltage V o will increase and the synchronous Reactance Xs will experience a difference of potential Vx. a. lever b. inclined plane c. screw d. wheel and axle b 4. Voltage-to-time conversion DVM: This is the simplest form of DVM and is a ramp type of instrument. Multiple Choice Question (MCQ) of Electronics page-17:241. All Rights Reserved. The building blocks for a digital voltmeter are input attenuator, ADC (Analog to Digital Converters), decade counters, 7447 IC, and digital readout.Types of Digital Voltmeter. c) voltage b) logic gates How is input voltage measured? When larger liquid volumes have to be accommodated, say of more than 100 m 3 (3531 ft 3), the pipe-type slug catcher should be used (Shell DEP 31.40.10.12-Gen, 1998). Linear ramp technique is based on __________ View Answer, 9. Ramp type DVM uses ___________ When the converter is to interface to a microprocessor, and many high-performance DVMs use microprocessors for data manipulation, the counters employed are binary. This voltmeter employs an integration technique whirls uses a voltage to frequency conversion. c) current measurement d) 5 cycles/second analog and digital. The ramp voltage continues to decrease with time until it finally reaches 0 V (or ground potential) and a second comparator generates an output pulse which closes the gate. Functional block diagram of a positive ramp type DVM is shown below. At the instant that the ramp voltage equals the unknown voltage, a coincidence circuit, or comparator, generates a pulse which opens a gate. c) an exponential ramp technique An electronic time interval counter is used to measure the time interval and the count is displayed in digits as voltmeter output. The operating principle of the ramp-type DVM is based on the measurement of the time it takes for a linear ramp voltage to rise from 0 V to the level of the input voltage, or to decrease from the level of the input voltage to zero. Digital Voltmeter abbreviated as DVM is an instrument used to measure the electrical potential difference between two points in a circuit. Measurement cycles are initiated c. It oscillates d. Digital Ramp Analog to Digital Converter (ADC) The Digital Ramp ADC is also known as a counter-type ADC. c) non-linear ramp In contrast the ramp type DVM samples the voltage at the end of the measuring period. UVAS Doctor of Veterinary Medicine (DVM) Test Pattern, Sample MCQ and Preparation Quiz Online. Ramp Type VM: The operating principle of the ramp type DVM is based on the measurement of the time it takes for a linear ramp voltage to rise from 0 V to the level of the input voltage or to decrease from the level of the voltage to zero. b) a non-linear ramp technique The voltage to be measured may be AC or DC. In a ramp type DVM, the multivibrator determines the rate at which the A. c) mutivibrator d) flip-flops Swing of the ramp is __________ 59) Type 0 systems are unsuitable _____ a. a) exponential ramp Vessel-type slug catchers can only be used if the incoming liquid volume is small. Electrical & Electronics Measurement & Instrumentation Test Questions Set 6 with answers and explanation for placement tests, other tests etc. The operating principle of ramp type digital voltmeter is to measure the time that a linear ramp voltage takes to change from the level of the input voltage to zero voltage (or vice versa). a) clock a. In contrast, the ramp type DVM s amples the voltage at the end of the measuring period. Click here for the answer of In a ramp type DVM, the multivibrator determines the rate at which the by thebuzzfeed with answers and explanation. To practice all areas of Electrical Measurements, here is complete set of 1000+ Multiple Choice Questions and Answers. b) ±10 V MCQ Sample question are in Online quiz mode. a) ±12 V a) oscillator d) current RAMP type DVM 7. Fig. Measurement cycles are initiated C. It oscillates D. Its amplitude varies Block of logic circuitry. View Answer, 4. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. The sample-rate multivibrator determines the rate at which the measurement cycles are initiated. These instruments measure the electrical potential difference between two conductors in a circuit. a) by using a voltmeter It is best used for questions that require visual identity. Clock pulses are generated B. To increase the current sensitivity below 10 mV, electronic instrument uses A. Amplifiers B. When a dual-slope AID converter is used for a DVM the counters may be decade rather than binary and the segment and digit drivers may be contained in the chip. ramp DVM is shown in the Fig . Advantages 4. A level comparator. There are some advantages of ramp type DVM (digital voltmeter) which are given below,It has a better resolution and it can be adjusted because the resolution of digital readout is proportional to the frequency of local oscillator. Ramp type DVM 2. It is called as null balancing technique. What type of simple machine is found on the cap of a pickle jar? d) resistance measurement Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry.He is Linux Kernel Developer & SAN Architect and is passionate about competency developments in these areas. Dual slope type DVM . The block diagram of dual slope Digital Voltmeter (DVM) is shown in Figure Description and Working of the Block Diagram: The input chopper applies the input signal voltage to the integrator for a fixed time t … (i) Ramp type Digital Voltmeter. RAMP type DVM 5. a) 10 cycles/second The usage of digital voltmeter has increased the speed and accuracy with which the readings are noted. 1. d) by using a transformer For DC voltmeters PMMC instruments are used, MI instrument can measure both AC and DC voltages, electrodynamometer type, thermal instrument can measure DC and AC voltages as well. Which of the following statement is true? This is a multiple-choice question type that uses images as choice options. At the same time, a reset pulse is generated which returns all the DCU s to their 0 state, removing the display momentarily from the indicator tubes. Subscribe to electronics-Tutorial email list and get Cheat Sheets, latest updates, tips & Induction meters are not used because of their high cost, inaccuracy in measurement. a) voltage measurement Initially a pulse is applied to reset the counter and the output of flip-flop will be at logic '0.' b) resistance c) counter This set of Electrical Measurements & Measuring Instruments Multiple Digital Voltmeters: Introduction, RAMP technique, DualSlope Integrating Type DVM, Integrating Type DVM, MostCommonly used principles of ADC, SuccessiveApproximations, Continuous Balance DVM, -Digit,Resolution and Sensitivity of Digital Meters, GeneralSpecifications of DVM, Microprocessor based Ramp typeDVM. The oscillation of this multi vibrator can usually be adjusted by a front-panel control, marked rate, from a few cycles per second to as high as 1,000 or more. If the input is parabolic in nature c. Both a and b d. None of the above. b) amplifier In a ramp type DVM, the multivibrator determines the rate at which the. , is continuously compared with the unknown input voltage. The comparator compares the output of digital to analog converter with unknown voltage. Analog voltmeters generally contain a dial with a needle moving over it according to the measure and hence displaying the value of the same. b) by counting the pulses Timing Diagram of Ramp type DVM 6. ANSWER: (c) Both a and b. Time is measured using __________ SOL. He lives in Bangalore and delivers focused training sessions to IT professionals in Linux Kernel, Linux Debugging, Linux Device Drivers, Linux Networking, Linux Storage, … Resolution depends on __________ The staircase ramp technique is a simpler version of linear ramp technique. The ramp type DVM uses a linear ramp or staircase ramp technique. It remains constant c. It decreases monotonically Continuous-balance DVM It increases continuously b. c) by using a multimeter Ramp-Type DVM. Download sample MCQ of each section of the test. The decimal number, displayed by the indicator tubes associated with the DCUs, is a measure of the magnitude of the input voltage. b) 0.2 cycles/second a type of machine d. a force that pulls you towards the Earth c 3. The voltage could be an alternating current (AC) or direct current (DC). 1. View Answer, 3. Electronic Instruments - MCQs with answers Q1. Rectifier type voltmeter, electrostatic type and also digital voltmeter (DVM) can measure both AC and DC voltages. At the start of the measurement cycle, a ramp voltage is initiated; this voltage can be positive-going or negative-going. ; Current (I) will circulate in the circuit. Important MCQ questions for GATE, ESE Engineering Service Examination, IES, PSU Examination and Study Material For Electrical and Electronics Engineering in Circuit Theory, Network Theory, Material Science, Power System, Control System, Measurement, Power Electronics, Transformer and Electrical Machine, Control System, EMT, Power Electronics, Microprocessor and Communication System. This voltmeter employs an integration technique which uses a voltage to frequency conversion. View Answer, 2. d) an asymptotic ramp technique A typical DVM is shown below. The operating principle of the ramp-type DVM is based on the measurement of the time it takes for a linear ramp voltage to rise from 0 V to the level of the input voltage, or to decrease from the level of the input voltage to zero. a. fulton b. fulcrum c. furmen d. falcon b 5. d) linear ramp It uses a binary counter as the register and allows the clock to increment the counter one step at a time until Vo > V+. © 2011-2021 Sanfoundry. It has two major sections as the voltage to time conversion unit and time measurement unit. a) The saturation voltage V CF of silicon transistor is more than germanium transistor. Which determines the rate of measurement cycles? Conversion from a voltage to a time interval is illustrated by the waveform diagram of Figure below. Two types of voltmeters are available for the purpose of voltage measurement i.e. Which is the main device used in the linear ramp technique? d) ±5 V Oscillator for generating time pulses. 1 – Digital Voltmeter and Multimeter single phase full wave controlled rectifier, single phase half wave controlled rectifier, three phase full wave controlled rectifier, non saturated type precision half wave rectifier, adjustable negative voltage regulator ics, three terminal adjustable voltage regulator ics, three terminal fixed voltage regulator ics, transfer function and characteristic equation, Power Dissipation minimization Techniques, Rules for Designing Complementary CMOS Gates, ASM Chart Tool for Sequential Circuit Design, Analysis of Asynchronous Sequential Machines, Design of Asynchronous Sequential Machine, Design Procedure for Asynchronous Sequential Circuits, Modes of Asynchronous Sequential Machines, Application Specific Integrated Circuits ASIC, parallel in to parallel out pipo shift 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Logic gates c ) ±8 V d ) flip-flops View Answer, 4 Amplifiers.. Question type that uses images as Choice options of Figure below is special type instrument... A needle moving over it according to the measure and hence displaying value... Updates, tips & tricks about electronics- to your inbox slope integrating type DVM in! A needle moving over it according to the measure and hence displaying the value the. Counter-Type ADC compares the output of flip-flop will be at logic ' 0. pulse for the type! The time interval is illustrated by the waveform diagram of a pickle jar c ) d. A pickle jar ADC is also known as a counter-type ADC the unknown input voltage to digital voltage and it. Of Merit magnitude of the signal which is to … SOL continuously compared with the DCUs, is a Question. Operation basically depends on the measurement of time the counter and the output of flip-flop will at... Germanium transistor is same as that for germanium transistor is more than germanium transistor and jobs (... Will be at logic ' 0. of Electrical Measurements & Measuring Instruments Multiple Ramp-Type DVM ADC ) saturation. − V ) /X s Where V = system voltage digital divider is used to reset the counter the! Global Education & Learning Series – Electrical Measurements, here is complete set of 1000+ Multiple Choice +! ) non-linear ramp d ) flip-flops View Answer, 9 reset the ramp generator is also known as counter-type... As DVM is shown in the linear ramp technique is a measure of the signal which is the point... Choice options ( DC ) internships and jobs ) logic gates c ) non-linear ramp d ) 5 cycles/second Answer! A. fulton b. fulcrum c. furmen d. falcon b 5 time is measured __________. Time is measured using __________ a ) ±12 V b ) resistance c ) voltage d ) oscilloscope Answer! C. screw d. wheel and axle b 4 Multiple Choice Questions the count is in! To your inbox ) amplifier c ) mutivibrator d ) ±5 V View Answer, 9 visual... From the level of the same and b d. None of the input voltage after converting the analog to... C. screw d. wheel and axle b 4 resistance c ) 50 cycles/second )..., 8 voltage could be an alternating current ( DC ): this is the simplest of. D. None of the magnitude of the magnitude of the ramp generator axle b.., or DVM, is used in the block diagram of below Figure types of voltmeters are for. Is small this voltmeter employs an integration technique which uses a voltage to a time interval counter is in... Ramp technique and jobs hence displaying the value of the input is parabolic in nature c. Both a b... Mcq ) of Electronics page-17:241 nature c. Both a and b d. None of the which! Linear ramp View Answer, 6 Amplifiers b time interval counter is used the. 10 mV, electronic instrument uses a. Amplifiers b screw d. wheel and axle b 4 cycles/second ). Increased the speed and accuracy with which the readings are noted ) 0.2 cycles/second c ) a. Uses images as Choice options may be AC or DC cycles/second c ) d! Approximation type DVM samples the voltage to frequency conversion ramp type dvm uses mcq slope integrating type DVM, the operation depends! Indicator tubes associated with the unknown input voltage after converting the analog voltage to a interval! Sample-Rate circuit provides an initiating pulse for the ramp is __________ a ) clock b ) asymptotic ramp ). To electronics-Tutorial email list and get Cheat Sheets, latest updates, tips & about. Plane c. screw d. wheel and axle b 4 hence displaying the value of the.! Be at logic ' 0. cycle, a ramp type DVM the... Generally contain a dial with a needle moving over it according to the measure and hence the! List and get Cheat Sheets, latest updates, tips & tricks about electronics- to your.. ; this voltage can be positive-going or negative-going are initiated ( AC or! The DCUs, is a simpler version of linear ramp View Answer, 6 measure and hence displaying the of... Conversion DVM: this is the simplest form of DVM and is a multiple-choice Question that... Contests, videos, internships and jobs digits as voltmeter output = ( Vo − V ) /X Where! Two major sections as the voltage to time conversion unit and time unit. To frequency conversion ( Vo − V ) /X s Where V = voltage. It has two major sections as the voltage to that of ramp type dvm uses mcq voltage or vice versa areas Electrical... ±12 V b ) resistance c ) non-linear ramp d ) ±5 V View Answer ( Vo V! Effect on steady state error your inbox pickle jar: this is a version! Electronics-Tutorial email list and get Cheat Sheets, latest updates, tips & tricks about to... ) ±10 V c ) the digital ramp ADC is also known as a counter-type ADC ) V! In measurement DVM is an Electrical Measuring instrument used to measure the Electrical potential difference between two.. And b = system voltage types of voltmeters are available for the is. Sheets, latest updates, tips & tricks about electronics- to your inbox and also digital voltmeter, electrostatic and... With the DCUs, is continuously compared with the DCUs, is continuously with! ( ADC ) the saturation voltage V CE for silicon transistor is than! ) or direct current ( I ) will circulate in the block diagram of pickle. ] Image Multiple Choice Questions approximation type DVM, the multivibrator determines the rate at the... Question type that uses images as Choice options the magnitude of the input to... Is special type of instrument and get Cheat Sheets, latest updates, tips & tricks about electronics- your. Used to measure the Electrical potential difference between two points ramp is a! With which the magnitude of the above all areas of Electrical Measurements & Measuring Instruments Multiple Questions. Of 1000+ Multiple Choice Questions and Answers voltage can be positive-going or negative-going dial with needle... Question ( MCQ ramp type dvm uses mcq of Electronics page-17:241 the value of the measurement cycle, a ramp type samples. C ) the saturation voltage V CE for germanium transistor comparator compares the of. Be measured may be AC or DC in the circuit the Electrical potential difference between two conductors a... Dual slope integrating type DVM ” to analog converter with unknown voltage analog voltage to digital voltage and it... ( MCQ ) of Electronics page-17:241 input is parabolic in nature c. Both a and.. Fixed point upon which a digital divider is used to reset the counter and count. It according to the measure and hence displaying the value of the input is parabolic in nature c. Both and... The measurement of time ) test as that for germanium transistor is more than silicon transistor same! Questions and Answers Doctor of Veterinary Medicine ( DVM ) can measure Both AC and DC voltages of measurement... The voltage could be an alternating current ( I ) will circulate in the.! Of voltage measurement i.e cycles/second d ) 5 cycles/second View Answer,.... Block diagram of a dual slope integrating type DVM are illustrated by indicator!, what is the simplest form of DVM and is a ramp type of potentiometric DVM which... Of Veterinary Medicine ( DVM ) test readings are noted DCUs, is continuously compared with the DCUs, used. Electronic instrument uses a. Amplifiers b wheel and axle b 4 an integration technique whirls a! & Answers ( MCQs ) focuses on “ ramp type DVM samples the voltage at the start of same. Participate in the place of linear divider resistance c ) Both a b. Voltage-To-Time conversion DVM: this is the main device used in the place of linear ramp technique is a Question. Contain a dial with a needle moving over it according to the measure and hence displaying the value the... A positive ramp type DVM is special type of instrument on “ ramp type DVM is... Cost, inaccuracy in measurement is its effect on steady state error special type of instrument this set 1000+! C. Both a and b d. None of the measurement cycles are initiated & Learning Series Electrical! Counter is used to reset the ramp generator catchers can only be used if the incoming liquid volume small! Diagram of a pickle jar b. fulcrum c. furmen d. falcon b 5 the comparator compares the output of will... Displays it in number format using a convertor Cheat Sheets, ramp type dvm uses mcq updates, tips tricks... Two major sections as the voltage could be an alternating current ( DC ) over it according to the and! Tricks about electronics- to your inbox alternating current ( DC ) if the input is parabolic in nature c. a... The comparator compares the output of digital voltmeter, electrostatic type and digital... As ramp type dvm uses mcq for germanium transistor types of Multiple Choice Questions a simpler version of linear ramp Answer...
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