From the of a tower 156.8 m/s, making an angel 30° with horizontal direction. Find the distance from the foot of tower where it strikes the ground and the time taken by it to do so.
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Velocity = 156.8 m/s
Projection angle (¢) = 30°
Range = (V sin 2¢)/g
Range = 156.8 × sin 60/ 9.8 = 8√3 meter
Time = (V sin €)/g = 156.8 × ½ /9.8 = 8 sec
Velocity = 156.8 m/s
Projection angle (¢) = 30°
Range = (V sin 2¢)/g
Range = 156.8 × sin 60/ 9.8 = 8√3 meter
Time = (V sin €)/g = 156.8 × ½ /9.8 = 8 sec
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