ISRO Scientist or Engineer Electronics 2009
For the following questions answer them individually
ISRO Scientist or Engineer Electronics 2009 - 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
ISRO Scientist or Engineer Electronics 2009 - Question 22
A radar transmitter has a PRF of 1500 PPSand a pulse width of 1 micro second. Its duty cycle is
ISRO Scientist or Engineer Electronics 2009 - Question 23
Whichofthe following technology results in least power dissipation 2
ISRO Scientist or Engineer Electronics 2009 - Question 24
A power MOSFET is a
ISRO Scientist or Engineer Electronics 2009 - Question 25
The advantage of differential PSK (DPSK) over coherent PSKis
ISRO Scientist or Engineer Electronics 2009 - Question 26
An ideal current meter should have
ISRO Scientist or Engineer Electronics 2009 - 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
ISRO Scientist or Engineer Electronics 2009 - Question 28
The length of a lossy shorted stub is $$\frac{1}{32} \lambda $$ he Whatwill be the natureof its input impedance?
ISRO Scientist or Engineer Electronics 2009 - Question 29
Refer to the circuit in the figure. Which of the following statements is NOT true about this circuit?
ISRO Scientist or Engineer Electronics 2009 - Question 30
Which of the followingis the correct continuity equation:
