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RRB ALP Mechanical 2010
72

RRB ALP Mechanical Question Paper 2010 Set-1 with Answer Key

72) While checked with a multimeter, an open resistor reads

Zero

Infinite

High but within toleance

Low but not zero

Answer is:

Infinite

While checked with a multimeter, an open resistor reads

RRB ALP Mechanical Question Paper 2010 Set-1 with Answer Key

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Related RRB ALP Mechanical Question Paper 2010 Set-1 with Answer Key

73) In amplitude modulation

Amplitude of the carrier is kept constant

Change occurs in carrier frequency

Amplitude is varied according to the instantaneous value of modulating wave

None of these

Answer is:

Amplitude is varied according to the instantaneous value of modulating wave

74) Oscillator operates on sub-harmonic frequency because

Lower frequency gives better stability

It gives linear out put

Less stages are used

More stages are used

Answer is:

It gives linear out put

75) Hopkinson's test on D.C. machines is conducted at

No load

part load

Full load

Over load

Answer is:

Full load

76) Emitter follower is also called as

Common emitter

Common base

Common collector

SCR

Answer is:

Common collector

RRB ALP Mechanical Question Paper 2010 Set-1 with Answer Key

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