A successive approximation type DVM makes use _______
1. of a digital divider
2.of an analog divider
3.of an oscillator
4.of a transducer
Posted Date:-2022-05-06 05:22:49
Accuracy depends on external supply.
1.True
2.False
3.all of the above
4.None of the mentioned
Posted Date:-2022-05-06 05:25:54
Electronic multimeter consists of a rectifier.
1. True
2.False
3.all of the above
4.None of the mentioned
Posted Date:-2022-05-06 05:11:23
Input impedance of a DVM is ______
1.low
2.zero
3.high
4.medium
Posted Date:-2022-05-06 05:19:33
Input voltage is measured by _______
1.using a voltmeter
2.counting pulses
3.using a multimeter
4.using an ammeter
Posted Date:-2022-05-06 05:31:34
Ramp type DVM uses ______
1. a linear ramp technique
2.a non-linear ramp technique
3.an exponential ramp technique
4.an asymptotic ramp technique
Posted Date:-2022-05-06 05:26:41
Resolution of a successive approximation type DVM is given by which of the following relation?
1.R = 1⁄10n
2.R = 1⁄10
3.R =10n
4.R = 10
Posted Date:-2022-05-06 05:24:51
Successive approximation type DVM is based on the principle of ______
1. acceleration of an object
2.weight of an object
3. velocity of an object
4.momentum of an object
Posted Date:-2022-05-06 05:23:17
Time is measured using ______
1.clock
2. logic gates
3.counter
4. flip-flops
Posted Date:-2022-05-06 05:27:29
What is the role of a rectifier in a multimeter?
1. bias purpose
2.thermal stability
3. rectification
4. inversion
Posted Date:-2022-05-06 05:13:05
Which determines the rate of measurement cycles?
1.oscillator
2.amplifier
3.mutivibrator
4.oscilloscope
Posted Date:-2022-05-06 05:28:57
A digital voltmeter reduces parallax error.
1.True
2.False
3.all of the above
4.None of the mentioned
Posted Date:-2022-05-06 05:15:59
Accuracy of a DVM is ________
1. low
2.high
3.medium
4.zero
Posted Date:-2022-05-06 05:19:08
Application of an input voltage generates a ________
1. linear signal at the output
2.ramp at the output
3.exponential signal at the output
4. unit step signal at the output
Posted Date:-2022-05-06 05:33:28
Basic range of DVM is _____
1.1 or 10 V
2.0.1 or 1 V
3.10 or 100 V
4. 100 or 1000 V
Posted Date:-2022-05-06 05:18:44
D/A converter generates the set pattern successively.
1. True
2. False
3.all of the above
4.None of the mentioned
Posted Date:-2022-05-06 05:24:01
Digital voltmeters can be used to measure _____
1. voltage only
2.voltage, temperature, pressure, etc
3. voltage and current
4.voltage and resistance
Posted Date:-2022-05-06 05:15:43
Digital voltmeters converts ______
1.analog to digital signal
2.digital to analog signal
3.current to voltage
4.resistance to voltage
Posted Date:-2022-05-06 05:15:20
DVM has ____
1.1-3 digits
2.2-5 digits
3.3-6 digits
4.7-10 digits
Posted Date:-2022-05-06 05:21:14
How is input voltage measured?
1.by using a voltmeter
2.by counting the pulses
3. by using a multimeter
4.by using a transformer
Posted Date:-2022-05-06 05:28:35
In a DVM, a signal conditioning circuit is used _____
1. to bring current to a suitable limit
2.to bring resistance to a suitable limit
3.to bring resistance to s suitable limit
4. to bring voltage to a suitable limit
Posted Date:-2022-05-06 05:16:55
In a DVM, a transducer converts ______
1. input to a proportional current
2.input to a proportional power
3. input to a proportional voltage
4. input to a proportional resistance
Posted Date:-2022-05-06 05:16:27
In a voltage to frequency converter type integrated DVM _____
1.voltage is converted to time
2.voltage is converted to frequency
3. frequency is converted to voltage
4.frequency is converted to time
Posted Date:-2022-05-06 05:31:08
In DVM the common mode rejection noise is eliminated by ______
1.increasing the signal amplitude
2.making use of a resistance
3.using a transformer
4.guarding
Posted Date:-2022-05-06 05:19:59
Input range of DVM is _____
1.1 V to 1000 V
2.0.1 V to 10 V
3.0.01 V to 1 V
4.0.001 V to 0.1 V
Posted Date:-2022-05-06 05:17:17
Input signal magnitude is limited by _____
1.button
2.resistance
3.attenuator
4.voltage
Posted Date:-2022-05-06 05:11:03
Linear ramp technique is based on _____
1.voltage measurement
2. time measurement
3.current measurement
4. resistance measurement
Posted Date:-2022-05-06 05:27:04
Multimeter can be used as an ammeter by ____
1.connecting series resistances
2. making use of a transducer
3. making use of a transformer
4.connecting shunts
Posted Date:-2022-05-06 05:11:57
Multimeter can be used for D.C. voltage measurement by _____
1. connecting series resistances
2.connecting shunt resistances
3.connecting star delta resistances
4. using a switch
Posted Date:-2022-05-06 05:12:21
Multimeter can be used only for low resistance measurement.
1.True
2.False
3.all of the above
4.None of the mentioned
Posted Date:-2022-05-06 05:12:40
Normal mode noise can be eliminated through _____
1.attenuation
2.filtering
3.amplification
4. a transformer
Posted Date:-2022-05-06 05:20:45
Number of pulses is related to frequency.
1.True
2. False
3.all of the above
4.None of the mentioned
Posted Date:-2022-05-06 05:33:52
Output in digital form can’t be used directly.
1.True
2.False
3.all of the above
4.None of the mentioned
Posted Date:-2022-05-06 05:17:37
Output of DVM needs ______
1. 4 lines
2.2 lines
3.8 lines
4.16 lines
Posted Date:-2022-05-06 05:20:21
Resolution depends on _____
1.frequency
2.resistance
3.voltage
4. current
Posted Date:-2022-05-06 05:28:13
Sawtooth pulses enter into a reversible counter.
1.True
2.False
3.all of the above
4.None of the mentioned
Posted Date:-2022-05-06 05:33:04
Sensitivity of a successive approximation type DVM is given by which of the following relation?
1. S = fsmin
2.S = fsmin × R
3.S = R
4. S = fsmin ⁄ R
Posted Date:-2022-05-06 05:25:14
Speed of a successive approximation type DVM can be improved by making use of ______
1.electrical switches
2.mechanical devices
3.solid state devices
4.transformers
Posted Date:-2022-05-06 05:25:39
Swing of the ramp is ______
1.±12 V
2.±10 V
3.±8 V
4.±5 V
Posted Date:-2022-05-06 05:30:24
User must wait for a stable reading.
1. True
2. False
3.all of the above
4.None of the mentioned
Posted Date:-2022-05-06 05:21:59
What is a digitizing circuit?
1.converts digital signal to analog
2.boosts the magnitude of a digital signal
3.attenuates a digital signal
4.converts analog signal to digital
Posted Date:-2022-05-06 05:21:40
What is the effect of IC chips on DVM?
1.increase in cost
2. increase in power
3.reduction in cost
4. increase in size
Posted Date:-2022-05-06 05:17:58
What is the effect of the input signal on the output teeth?
1. directly proportional
2.inversely proportional
3.independent
4.square proportional
Posted Date:-2022-05-06 05:32:40
What is the initial setting made in a multimeter before it is used for measuring resistance?
1.fine adjustment
2.instrument is open circuited
3.voltage is applied
4.zero adjustment
Posted Date:-2022-05-06 05:13:32
What is the main component of an integrating type DVM?
1.diode
2.amplifier
3.op amp
4. oscillator
Posted Date:-2022-05-06 05:31:54
What is the role of logic control and sequencer in a successive approximation type DVM?
1.generate analog voltage
2.generate power
3.generate current through resistance
4.generate sequence code
Posted Date:-2022-05-06 05:24:29
What is the typical value of the multivibrator?
1.10 cycles/second
2.0.2 cycles/second
3.50 cycles/second
4.5 cycles/second
Posted Date:-2022-05-06 05:29:19
When input is positive, then output is?
1. growing exponential signal
2.decaying exponential signal
3.positive going ramp
4.negative going ramp
Posted Date:-2022-05-06 05:32:17
Which compares the output in a successive approximation type DVM?
1.op amp
2.diode
3.comparator
4. rectifier
Posted Date:-2022-05-06 05:23:43
Which is the main device used in the linear ramp technique?
1. exponential ramp
2.asymptotic ramp
3.non-linear ramp
4. linear ramp
Posted Date:-2022-05-06 05:27:51