If a car is moving along a road with a speed of 
. In which direction must a body
be projected from it with a velocity of 
, so that its resultant motion is at right angles to the direction of car?
A
At an angle of 
with the direction of motion of car.
with the direction of motion of car. B
At an angle of 
with the direction of motion of car.
with the direction of motion of car. C
At an angle of 
with the direction of motion of car.
with the direction of motion of car. D
At an angle of 
with the direction of motion of car.
with the direction of motion of car.
Text Solution
Verified by ExpertsThe correct answer is:
A
Given, 
For the resultant motion to be upwards.
Thus, 
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