ISRO Scientist or Engineer Electronics 2009

Instructions

For the following questions answer them individually

Question 21

Ina pulsed radar, the peak radar transmitter poweris increased by a factor of 81 keeping all other radar parameters unchanged. The maximum range capability of the radar increases by a factor of

Video Solution
Question 22

A radar transmitter has a PRF of 1500 PPSand a pulse width of 1 micro second. Its duty cycle is

Video Solution
Question 23

Whichofthe following technology results in least power dissipation 2

Video Solution
Question 24

A power MOSFET is a

Video Solution
Question 25

The advantage of differential PSK (DPSK) over coherent PSKis

Video Solution
Question 26

An ideal current meter should have

Video Solution
Question 27

For the network shown in the figure V;(t) is the input and i(t) is the output. The transfer function $$\frac{I(s)}{v_{i}(s)}$$ of the network is

Video Solution
Question 28

The length of a lossy shorted stub is $$\frac{1}{32} \lambda $$ he Whatwill be the natureof its input impedance?

Video Solution
Question 29

Refer to the circuit in the figure. Which of the following statements is NOT true about this circuit?

Video Solution
Question 30

Which of the followingis the correct continuity equation:

Video Solution
cracku

Boost your Prep!

Download App