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ISRO EC Exam 2017: Practice Quiz 10

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Question 1

In a multi-stage R-C coupled amplifier, the coupling capacitor

Question 2

Which of the following measures cannot be effective in reducing the noise?

Question 3

What does the transfer function of a system describe for the system?

Question 4

When two identical first order systems have been cascaded non-interactively the unit step response of the system will be

Question 5

Which of the following methods is most strong tool to determine the stability and the transient response of the system?

Question 6

If the gain of a critically damped system is increased, it will become

Question 7

A transverse electromagnetic wave with circular polarization is received by a dipole antenna due to polarization mismatch. The power transfer efficiency from the wave to the antenna is reduced to about

Question 8

The unit of displacement density of a magnetic circuit is

Question 9

The derivative of an ideal step function is

Question 10

The solution of differential equation dy/dx = is
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Feb 20ESE & GATE EC