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General
Easy
Question
A detector is moving in a circular path of radius r in anticlock wise direction with a constant angular velocity 
as shown in the figure At time t=0, it starts from the location shown at A, assuming source at rest The time interval between minimum and maximum frequency as received by the detector
The correct answer is:
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A detector is moving in a circular path of radius r in anticlock wise direction with a constant angular velocity as shown in the figure At time t=0, it starts from the location shown at A, assuming source at rest The time at which the detector will hear the maximum frequency for the 1st time
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Two speakers driven by the same amplifiers are placed at y=1m and y=-1m The speakers vibrate in phase at 600 Hz A man stands at a point on x-axis at a very large distance form the origin and starts moving parallel to y-axis The speed of sound in air is 330 m/s The angle θ at which he will hear maximum intensity for first time?
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