Applied Mechanics and Graphic Statics When a body in equilibrium undergoes an infinitely small displacement, work imagined to be done, is known as Negative work Imaginary work Virtual work None of these Negative work Imaginary work Virtual work None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Kinetic friction may be defined as Ratio of limiting friction and normal reaction Friction force acting when the body is in motion Friction force acting when the body is just about to move Angle between normal reaction and resultant of normal reaction and limiting friction Ratio of limiting friction and normal reaction Friction force acting when the body is in motion Friction force acting when the body is just about to move Angle between normal reaction and resultant of normal reaction and limiting friction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a quadrant of a circle lies along its central radius at a distance of 0.3 R 0.4 R 0.2 R 0.6 R 0.3 R 0.4 R 0.2 R 0.6 R ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A Second's pendulum gains 2 minutes a day. To make it to keep correct time its length Must be increased Must be decreased Is not changed but weight of the bob is decreased Is not changed but weight of the bob is increased Must be increased Must be decreased Is not changed but weight of the bob is decreased Is not changed but weight of the bob is increased ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is That resultant couple must be zero That polygon of forces must close None of these Both (A) and (B) That resultant couple must be zero That polygon of forces must close None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A glass ball is shot to hit a wall from a point on a smooth floor. If the ball returns back to the point of projection in twice the time taken in reaching the wall, the coefficient of restitution between the glass ball and the wall is 0.4 0.5 0.25 0.33 0.4 0.5 0.25 0.33 ANSWER DOWNLOAD EXAMIANS APP
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