Applied Mechanics and Graphic Statics A particle moves along a straight line such that distance ‘x’ traversed in ‘t’ seconds is given by x = t²(t + 1), the acceleration of the particle, will be 3t³ - 2t 3t² + 2t 6t - 2 6t + 2 3t³ - 2t 3t² + 2t 6t - 2 6t + 2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Ball ‘A’ of mass 250 g moving on a smooth horizontal table with a velocity of 10 m/s hits an identical stationary ball ‘B’ on the table. If the impact is perfectly elastic, the velocity of the ball ‘B’ just after impact would be None of these 5 m/sec 10 m/sec Zero None of these 5 m/sec 10 m/sec Zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Pick up the correct statement from the following. A rubber ball when strikes a wall rebounds but a lead ball of same mass and velocity when strikes the same wall, falls down Rubber and lead balls undergo equal changes in momentum None of these Momentum of rubber ball is less than that of lead ball Change in momentum suffered by lead ball is less that of rubber ball Rubber and lead balls undergo equal changes in momentum None of these Momentum of rubber ball is less than that of lead ball Change in momentum suffered by lead ball is less that of rubber ball ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two forces of 6 Newtons and 8 Newtons which are acting at right angles to each other, will have a resultant of 8 Newtons 5 Newtons 12 Newtons 10 Newtons 8 Newtons 5 Newtons 12 Newtons 10 Newtons ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Time of flight of a projectile on a horizontal plane, is 2u cosα/g 2u cotα/g 2u tanα/g 2u sinα/g 2u cosα/g 2u cotα/g 2u tanα/g 2u sinα/g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a ladder resisting on a smooth ground and leaning against a rough vertical wall, the force of friction acts Downwards at its upper end Towards the wall at its upper end Away from the wall at its upper end Upwards at its upper end Downwards at its upper end Towards the wall at its upper end Away from the wall at its upper end Upwards at its upper end ANSWER DOWNLOAD EXAMIANS APP
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