Time Left - 12:00 mins

ESE EC 2021 Technical Quiz 13

Attempt now to get your rank among 189 students!

Question 1

Consider a common-emitter current gain of β = 150 and a base current of iB = 15 μA. If the transistor is biased in the forward active mode, the collector and emitter current will be

Question 2

Which application layer protocol is used to download email from mail server to mail client?

Question 3

Consider the following statements.

1) In optical fiber communication, the attenuation factor is commonly expressed as

2) The losses offered by fiber cable are greater as compared to radio links.

Which of the above statements are correct?

Question 4

In a type-1, second-order system, the first undershoot occurs at a time t(with standard notations) is

Question 5

Which one of the following control bits of flag register is used to put the 8086 microprocessor in single step mode?

Question 6

A coherent binary phase shift keyed (BPSK) transmitter operates at a bit rate of 20 Mbps. For a probability of error P(e) of 10–4, the ratio  dB, the minimum theoretical  ratio for a receiver bandwidth equal to the minimum double-sided Nyquist bandwidth will be

Question 7

For a lossless line terminated in a short circuit, the stationary voltage minima and maxima are separated by

Question 8

Match List-1 with List-2 and select the correct answer using the options given.

List-1

A. C-band

B. Ku-band

C. Ka-band

List-2

1) 24GHz to 30GHz

2) 4GHz to 8GHz

3) 12GHz to 16GHz

Question 9

A synchronous generator with negligible resistance and has induced voltage as well as terminal voltage per phase as. For, the power received by the bus is

Question 10

Consider the following statements regarding a parabolic function:
1) A parabolic function is one degree faster than the ramp function.
2) A unit parabolic function is defined as
3) Laplace transform of unit parabolic function is
Which of the above statements are correct?
  • 189 attempts
  • 0 upvotes
  • 1 comment
Mar 23ESE & GATE EC