EXAMIANS
The Centre of gravity of a 10 × 15 × 5 cm T section from its bottom, is
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The number of funicular polygons which can be drawn to pass through two specified points in the space diagram are
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A ball which is thrown upwards, returns to the ground describing a parabolic path during its flight
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The time period of a simple pendulum depends on(i) Mass of suspended particle(ii) Length of the pendulum(iii) Acceleration due to gravity
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A particle is dropped from the top of a tower 60 m high and another is projected upwards from the foot of the tower to meet the first particle at a height of 15.9 m. The velocity of projection of the second particle is
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The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to (where r is the distance of’the particle from centre of the earth)
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The dimensions of power are.
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A retarding force on a body does not
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Impulse can be obtained from a
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At the instantaneous center, the velocity of the moving lamina at any instant is
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