Engineering Mechanics A machine having an efficiency less than 50%, is known as Non-reversible machine Neither reversible nor non-reversible machine Ideal machine Reversible machine Non-reversible machine Neither reversible nor non-reversible machine Ideal machine Reversible machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its C.G. and parallel to the base, is bh3/36 bh3/4 bh3/12 bh3/8 bh3/36 bh3/4 bh3/12 bh3/8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics For any system of coplanar forces, the condition of equilibrium is that the All of these Algebraic sum of moments of all the forces about any point should be zero Algebraic sum of the horizontal components of all the forces should be zero Algebraic sum of the vertical components of all the forces should be zero All of these Algebraic sum of moments of all the forces about any point should be zero Algebraic sum of the horizontal components of all the forces should be zero Algebraic sum of the vertical components of all the forces should be zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics One joule means that Work is done by a force of 1 N when it displaces a body through 1 m Work is done by a force of 1 g when it displaces a body through 1 cm Work is done by a force of 1 dyne when it displaces a body through 1 cm Work is done by a force of 1 kg when it displaces a body through 1 m Work is done by a force of 1 N when it displaces a body through 1 m Work is done by a force of 1 g when it displaces a body through 1 cm Work is done by a force of 1 dyne when it displaces a body through 1 cm Work is done by a force of 1 kg when it displaces a body through 1 m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a given force (or a given system of forces) acting on a body __________ the position of the body, but keeps it in equilibrium, then its effect is to produce internal stress in the body. Change Changes periodically Does not change None of these Change Changes periodically Does not change None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A machine having an efficiency greater than 50%, is known as Reversible machine Ideal machine Neither reversible nor non-reversible machine Non-reversible machine Reversible machine Ideal machine Neither reversible nor non-reversible machine Non-reversible machine ANSWER DOWNLOAD EXAMIANS APP
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