Electronic Instruments Mcqs – (Electrical Engineering) MCQs Latest For FPSC, PPSC, NTS, KPPSC, SPSC & Other Tests

Electronic Instruments Mcqs – (Electrical Engineering) MCQs Latest For FPSC, PPSC, NTS, KPPSC, SPSC & Other Tests

Electronic Instruments Mcqs - (Electrical Engineering) MCQs Latest For FPSC, PPSC, NTS, KPPSC, SPSC & Other Tests
Electronic Instruments Mcqs

Electronic Instruments Mcqs“. Tab this page to check “Latest Electronic Instruments Mcqs for the preparation of competitive mcqs, FPSC mcqs, PPSC mcqs, SPSC mcqs, KPPSC mcqs, AJKPSC mcqs, BPSC mcqs, NTS mcqs, PTS mcqs, OTS mcqs, Atomic Energy mcqs, Pak Army mcqs, Pak Navy mcqs, CTS mcqs, ETEA mcqs and others. The most occurred mcqs of Electronic Instruments in past papers. Past papers of Electronic Instruments Mcqs. Past papers of Electronic Instruments Mcqs. Mcqs are the necessary part of any competitive / job related exams. The Electronic Instruments Mcqs having specific numbers in any written test. It is therefore everyone have to learn / remember the related Electronic Instruments Mcqs. The Important series of Electronic Instruments Mcqs are given below:

An ammeter has a resistance of G ohms and range of I amperes. The value of resistance required in parallel to convert it into an ammeter of range nI is______________?

A. (n-1)G
B. nG
C. G/(n-1)
D. G/n

A CRO is used to measure _________________?

A. Frequency
B. Voltage
C. Phase
D. All of above

A voltmeter has a resistance of G ohms and range V volts. The value of resistance required in series to convert it into voltmeter of range nV is________________?

A. G/n
B. nG
C. G/(n-1)
D. (n-1)G

Which of the following is likely to have the largest resistance ?

A. Voltmeter of range 10 V
B. Ammeter of range 1 A
C. Moving coil galvanometer
D. A copper wire of length 1 m and diameter 3 mm

The resistance of an ideal voltmeter is ______________?

A. Zero
B. Infinite
C. Low
D. High

If 2% of the main current is to be passed through a galvanometer of resistance G, then resistance of the shunt required is ________________?

A. 49 G
B. G/49
C. G/50
D. 50 G

The horizontal plates of a CRO are supplied with _____________ to observe the waveform of signal?

A. Cosine wave
B. Sinusoidal wave
C. Sawtooth wave
D. None of the above

An ideal ammeter has ______________ resistance?

A. Infinite
B. Low
C. Zero
D. High

To send 10% of the main current through a moving coil galvanometer of resistance 99 O the shunt required is______________?

A. 11 O
B. 100 O
C. 9 O
D. 8 O

If the negative potential on the control grid of CRT is increased, the intensity of spot _____________?

A. Remains the same
B. Is decreased
C. Is increased
D. None of the above

Two multimeters A and B have sensitivities of 10 kO/V and 30 kO/V respectively. Then ______________?

A. Both are equally sensitive
B. Multimeter B is more sensitive
C. Multimeter A is more sensitive
D. None of the above

What is the total resistance of a voltmeter on the 10 V range when the meter movement is rated for 50 µA of full-scale current ?

A. 20 kO
B. 10 kO
C. 200 kO
D. None of the above

A series ohmmeter circuit uses a 3 V battery and a 1 mA meter movement. What is the half-scale resistance for this movement ?

A. 3 kO
B. kO
C. kO
D. 6 kO

When an ammeter is inserted in the circuit, the circuit current will _____________?

A. Remain the same
B. Decrease
C. Increase
D. None of the above

A VTVM is never used to measure ______________?0

A. Resistance
B. Current
C. Voltage
D. None of the above

For display of signal pattern _____________voltage is applied to the horizontal plates of a CRO?

A. Rectangular
B. Sinusoidal
C. Sawtooth
D. None of the above

A galvanometer of resistance G is shunted by a very small resistance S. The resistance of the resulting ammeter is ______________?

A. GS/(G+S)
B. G-S
C. G+S
D. None of the above

The sensitivity of a voltmeter which uses a 100 µA meter movement is ____________?

A. 5 kO/V
B. 10 kO/V
C. 1 kO/V
D. Data insufficient

The materil used to coat inside the face of CRT is ______________?

A. Sulphur
B. Carbon
C. Silicon
D. Phosphorous

The most accurate device for measuring voltage is ____________?

A. Multimeter
B. Voltmeter
C. CRO
D. VTVM

A VTVM has_____________input resistance than that of a multi meter?

A. More
B. Same
C. Less
D. None of the above

If the full-scale deflection current of a multimeter is 50 µA, its sensitivity is ________________?

A. 100 kO/V
B. 10 kO/V
C. 50 kO/V
D. 20 kO/V

A voltmeter is connected in a _____________ with the circuit component across which potential difference is to be measured?

A. Parallel
B. Series or parallel
C. Series
D. None of the above

A galvanometer in series with a high resistance is called_______________?

A. A wattmeter
B. A voltmeter
C. An ammeter
D. None of the above

A voltmeter should have ____________resistance?

A. Very low
B. Very high
C. Zero
D. None of the above

An ammeter should have_____________ resistance?

A. Very large
B. Infinite
C. Very low
D. None of the above

An ammeter is connected in __________ with the circuit element whose current we wish to measure?

A. Series
B. Series or parallel
C. Parallel
D. None of the above

The sensitivity of a multimeter is given in _______________?

A. Amperes
B. O
C. kO/V
D. none of the above

If a multimeter has a sensitivity of 1000 O per volt and reads 50 V full scale, its internal resistance is _____________?

A. 10 kO
B. 50 kO
C. 20 kO
D. None of the above

The input resistance of a VTVM is about ______________?

A. 10 kO
B. 1000 O
C. 20 kO
D. 10 MO

Electronic Instruments Mcqs – (Electrical Engineering) MCQs Latest For FPSC, PPSC, NTS, KPPSC, SPSC & Other Tests

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