Which of the following radar equipments operate by means of the pulse technique? 1.Aerodrome Surface Movement Radar 2.Airborne Weather Radar 3. Secondary Surveillance Radar (SSR) 4.Aerodrome Surveillance (approach) Radar

1) A radio beacon has an operational range of 10 NM. By what factor should the transmitter power be increased in order to achieve an operational range of 20 NM?

2) A Primary radar operates on the principle of:

3) In a primary radar using pulse technique, pulse length determines:

4) The maximum range of primary radar depends on:

5) Which of the following radar equipments operate by means of the pulse technique? 1.Aerodrome Surface Movement Radar 2.Airborne Weather Radar 3. Secondary Surveillance Radar (SSR) 4.Aerodrome Surveillance (approach) Radar