ISRO Scientist or Engineer Electrical 2017

Instructions

For the following questions answer them individually

Question 61

If three amplifiers having the same bandwidth are cascaded, the bandwidth of the resulting amplifier will be

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Question 62

An element is said to have negative resistance when

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Question 63

The operational amplifiers are seldom used for differentiation because

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Question 64

Which of the following multivibrator is called the flip flop?

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Question 65

The amount of feedback applied to an amplifier reduces the gain by a factor of 10. The bandwidth

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Question 66

In a negative feedback amplifier, the output impedance is decreased

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Question 67

The ROM consists of

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Question 68

An ideal rectifier should have transformer utilization factor (TUF) of 1. If the actual TUF is 3.5, it shows that

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Question 69

A power MOSFET is a

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Question 70

When transistors are used in series or parallel, a snubber circuit is used to

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