Engineering Mechanics The center of gravity of a quadrant of a circle lies along its central radius (r) at a distance of 0.8 r 0.7 r 0.6 r 0.5 r 0.8 r 0.7 r 0.6 r 0.5 r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The total momentum of a system of masses (i. e. moving bodies) in any one direction remains constant, unless acted upon by an external force in that direction. This statement is called Principle of conservation of energy Newton's second law of motion Newton's first law of motion Principle of conservation of momentum Principle of conservation of energy Newton's second law of motion Newton's first law of motion Principle of conservation of momentum ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of force in S.I. system of units is Watt Kilogram Newton Dyne Watt Kilogram Newton Dyne ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In actual machines, mechanical advantage is _________ velocity ratio. None of these Equal to Greater than Less than None of these Equal to Greater than Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The linear acceleration (a) of a body rotating along a circular path of radius (r) with an angular acceleration of α rad/s2, is a = α/ r a = r / α a = α.r None of these a = α/ r a = r / α a = α.r None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum frictional force which comes into play when a body just begins to slide over another surface is called Kinematic friction Limiting friction Sliding friction Rolling friction Kinematic friction Limiting friction Sliding friction Rolling friction ANSWER DOWNLOAD EXAMIANS APP
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