Applied Mechanics and Graphic Statics A projectile is fired with a velocity of 100.3 m/sec. at an elevation of 60°. The velocity attained by the projectile when it is moving at a height of 100 m, is 80 m/sec 90 m/sec 75 m/sec 70 m/sec 80 m/sec 90 m/sec 75 m/sec 70 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle of projection at which the horizontal range and maximum height of a projectile are equal to 76° 45° 36° 56° 76° 45° 36° 56° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body in equilibrium undergoes an infinitely small displacement, work imagined to be done, is known as None of these Imaginary work Negative work Virtual work None of these Imaginary work Negative work Virtual work ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Time period and length of a second’s pendulum respectively are 2 sec and 99.4 cm 1 sec and 92.7 cm 2 sec and 92.7 cm 1 sec and 99.4 cm 2 sec and 99.4 cm 1 sec and 92.7 cm 2 sec and 92.7 cm 1 sec and 99.4 cm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics According to Kennedy's theorem, if three bodies have plane motions, their instantaneous centers lie on Two straight lines A point A straight line A triangle Two straight lines A point A straight line A triangle ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum frictional force which comes into play, when a body just begins to slide over the surface of a another body, is known Sliding friction Rolling friction Limiting friction None of these Sliding friction Rolling friction Limiting friction None of these ANSWER DOWNLOAD EXAMIANS APP