Civil Engineering :: Applied Mechanics
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The following factor affects the orbit of a satellite up to an altitude of 720 km from the earth's surface
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If α and u are the angle of projection and initial velocity of a projectile respectively, the horizontal range of the projectile, is
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Newton's law of Collision of elastic bodies states that when two moving bodies collide each other, their velocity of separation
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Two forces of 6 Newtons and 8 Newtons which are acting at right angles to each other, will have a resultant of
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A projectile is fired with a velocity of 100.3 m/sec. at an elevation of 60°. The velocity attained by the projectile when it is moving at a height of 100 m, is
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A body is said to move with Simple Harmonic Motion if its acceleration, is
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One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The reaction between the sphere and the wall of the arrangement made is
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Which one of the following laws is not applicable to a simple pendulum ?.
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The ratio of the reactions RA and RB of a simply supported beam shown in below figure is
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Effect of a force on a body depends upon its
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A.
always directed away from the centre, the point of reference |
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B.
proportional to the square of the distance from the point of reference |
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C.
proportional to the distance from the point of reference and directed towards it |
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D.
inversely proportion to the distance from the point of reference |
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E.
none of these. |