Engineering Mechanics The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction in which the force acts. This statement is known as None of these Newton's second law of motion Newton's third law of motion Newton's first law of motion None of these Newton's second law of motion Newton's third law of motion Newton's first law of motion ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The rate of doing work is known as Potential energy None of these Kinetic energy Power Potential energy None of these Kinetic energy Power ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The angle between two forces when the resultant is maximum and minimum respectively are 0° and 180° 90° and 180° 90° and 0° 180° and 0° 0° and 180° 90° and 180° 90° and 0° 180° and 0° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be Zero at its upper end Upwards at its upper end Perpendicular to the wall at its upper end Downwards at its upper end Zero at its upper end Upwards at its upper end Perpendicular to the wall at its upper end Downwards at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Coplanar non-concurrent forces are those forces which __________ at one point, but their lines of action lie on the same plane. Do not meet Either ‘A’ or ‘B’ None of these Meet Do not meet Either ‘A’ or ‘B’ None of these Meet ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A machine having an efficiency greater than 50%, is known as Ideal machine Reversible machine Non-reversible machine Neither reversible nor non-reversible machine Ideal machine Reversible machine Non-reversible machine Neither reversible nor non-reversible machine ANSWER DOWNLOAD EXAMIANS APP
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