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Free Online Mock Physics Multiple Choice Test on Threedimensions Motion
Sub Category : Threedimensions Motion Test : 2 Time Left :
1) The range of a projectile for a given initial velocity is maximum when the angle of projection is 45 degree. The range will be minimum for an angle of projection of(1) 180 degree (2) 90 degree (3) 75 degree (4) 60 degree
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2)If air resistance is ignored, then the horizontal motion of the oblique projectile takes place at
(1) uniform acceleration (2) variable acceleration (3) uniform retardation (4) uniform velocity
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3) A ball is projected with kinetic energy K at an angle of 45 degree to the horizontal. At the highest point during its flight, its kinetic energy will be(1) K (2) K/Route of 2 (3) K/2 (4) zero
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4) A car travels 100 km east and then 100 km south. Finally, it comes back to the starting point by the shortest route. Throughout the journey, the speed is constant at 60 km h power of -1. The average velocity for the whole of the journey is(1) 60 km h power of -1 (2) 90 km h power of -1 (3) 0 km h power -1 (4) 180 km h power -1
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5) Four bodies are projected with same speed at angles 30 degree, 45 degree, 55 degree and 65 degree with the horizontal. The horizontal range will be largest for the one projected at an angle of(1) 30 degree (2) 45 degree (3) 55 degree (4) 65 degree
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