Time Left - 09:00 mins

ISRO Quiz 12

Attempt now to get your rank among 157 students!

Question 1

Energy of signal n u[n] is

Question 2

Which type of oscillator circuit is shown in figure below?

Question 3

Consider a binary transmission system with the symbol waveforms

. This modulation format is termed as

Question 4

For the given configuration of 2:1 MUX with 4:1 MUX, what will be the output at Y?

Question 5

A hypothetical semiconductor has an intrinsic carrier concentration of 1.0 × 10¹⁰cm^–3 at 300k, it has conduction band and valence band effective densities of states N_c and N_v equal to 10²⁰cm^–3 and 10¹⁸cm^–3 respectively at 300k.

Then the energy bond gap Eg of the semiconductor at 300k will be

Question 6

The satellite communication link between two point is established with uplink carrier-to-noise ratio of 20 dB and downlink carrier to noise ratio of 14 dB. The overall C/N is close to:

Question 7

If in a given fig. X₁, X₂ are transmitted with equal probability of 0.5. Then P(X₂/Y₂)

Question 8

Consider the following circuit

The open circuit voltage across load resistance ______

157 attempts
0 upvotes
0 comments

Tags :

ESE & GATE EC General

May 15ESE & GATE EC