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ISRO Quiz 9

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Question 1

Which one of the following statements regarding slew rate is correct?

Question 2

For the circuit diagram shown below, calculate the voltage across capacitor v(t) at t = 160 µsec?

Question 3

What is the impulse response for the system indicated below?

Question 4

A reflex klystron is oscillating at 10GHZ when operated in mode, find the transit time of the electron in repeller space in nano seconds (ns).

Question 5

In a ramp type digital voltmeter, the ramp voltage falls from 4V to 0V in 10 msec duration for an applied voltage and the member of pulses counted is 10000. Then the Oscillator frequency of the above counter is

Question 6

By inserting a slab of dielectric material between the plates of a parallel plate capacitor, the energy stored in the capacitor has increased by 6 times. The dielectric constant of the material is

Question 7

Given _______.

Question 8

Consider the following assembly language program:

             MVI B, 87 H

             MOV A,B

START : JMP NEXT

             MVI B, 00 H

             XRA B

             OUT PORT1

             HLT

NEXT :  XRA B

            JP START

            OUT PORT2

            HLT

The execution of the above program in an 8085 microprocessor will result in

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Apr 24ESE & GATE EC