EXAMIANS
The three forces of 100 N, 200 N and 300 N have their lines of action parallel to each other but act in the opposite directions. These forces are known as
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In order to completely specify angular displacement by a vector, it must fix
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The frequency of oscillation of a compound pendulum is (where kG = Radius of gyration about the centroidal axis, and h = Distance between the point of suspension and C.G. of the body.)
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When the spring of a watch is wound, it will possess
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The velocity of a particle (v) moving with simple harmonic motion, at any instant is given by (where, r = Amplitude of motion, and y = Displacement of the particle from mean position.)
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The matter contained in a body, is called
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If n = number of members and y = number of joints, then for a perfect frame, n = ?
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Non-coplanar non-concurrent forces are those forces which
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The centre of gravity of an isosceles triangle with base (p) and sides (q) from its base is
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If u₁ and u₂ are the velocities of two moving bodies in the same direction before impact and v₁ and v₂ are their velocities after impact, then coefficient of restitution is given by
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