Engineering-mechanics Questions Set 30:
What is the coefficient of restitution for a perfectly plastic impact?
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What is the resultant of two equal forces P making an angle θ?
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Which of the following is the distributive law?
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Lami's theorem is applicable for which type of forces?
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What is the velocity ratio of a simple wheel and axle with D and d as the diameters of the effort wheel and load axle, respectively?
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Two balls of equal mass and perfectly elastic material are lying on the floor. One ball with velocity v strikes the second ball. Both balls after the impact will move with a velocity of:
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What is the relationship between the position of the centroid and the center of mass of a body if the material has non-uniform density?
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In which case is the friction not equal to the product of the coefficient of friction and normal force, and is not considered when applying the work-energy theorem?
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A mass m1 of 50 kg travelling with a uniform velocity of 10 m/s along a line collides with a stationary mass m2 of 500 kg. After the collision, both masses travel together with the same velocity. The coefficient of restitution is:
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For a solid sphere to be in stable equilibrium, the center of gravity (COG) should be:
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