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
Question 22
A radar transmitter has a PRF of 1500 PPSand a pulse width of 1 micro second. Its duty cycle is
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
Question 28
The length of a lossy shorted stub is $$\frac{1}{32} \lambda $$ he Whatwill be the natureof its input impedance?
Question 29
Refer to the circuit in the figure. Which of the following statements is NOT true about this circuit?
