1. PPI scan type radar display can
2. A radar system that can determine both target range as well as target velocity is
3. The orbital satellites are
4. The orbital period of a satellite in a circular orbit of 500 km above the Earth's surface, taking mean radius of the Earth as 6400 km and Kepler's constant µ as 4 × 105 km3/s2 nearly
5. An automotive radar operates at a frequency of 8 GHz. The Doppler shift due to an automobile directly approaching the radar at a speed of 160 km per hour is
6. The output stage of a transponder on board a satellite has a maximum power output of 10 watts. However, it is not operated at the maximum power output in order to
7. The maximum unambiguous range of pulsed radar depends upon
8. Linear velocity of a satellite in a circular orbit is
9. The mean sun does at a uniform speed but otherwise requires the same time as the real sun to complete one orbit of the earth, this time being
10. In a pulsed radar, the peak radar transmitter power is increased by a factor of 81 keeping all other radar parameters unchanged. The maximum range capability of the radar increases by a factor of
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