1.

Plane microwaves from a transmitter are directed normallytowards a plane reflector . A detector moves along the normal to the reflector . Between positions of 14 successive maxima , the detector travelsa distance 0.13 m . If the velocity of light is3xx10^(8) m/s ,findthe frequency of the tranmitter .

Answer»

`1.5 xx10^(10)` HZ
`10^(10)` Hz
`3XX10^(10)` Hz
`6XX10^(10)`Hz

Answer :A


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