Applied Mechanics and Graphic Statics The centre of gravity of a quadrant of a circle lies along its central radius at a distance of 0.4 R 0.2 R 0.6 R 0.3 R 0.4 R 0.2 R 0.6 R 0.3 R 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 Momentum of rubber ball is less than that of lead ball Rubber and lead balls undergo equal changes in momentum Change in momentum suffered by lead ball is less that of rubber ball None of these Momentum of rubber ball is less than that of lead ball Rubber and lead balls undergo equal changes in momentum Change in momentum suffered by lead ball is less that of rubber ball None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle moves with a velocity of 2 m/sec in a straight line with a negative acceleration of 0.1 m/sec2. Time required to traverse a distance of 1.5 m, is 40 sec 15 sec 30 sec 20 sec 40 sec 15 sec 30 sec 20 sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A solid cylinder of mass M and radius R rolls down an inclined plane without slipping. The acceleration of center of mass of rolling cylinder is (where āgā is acceleration due to gravity and 0 is inclination of plane with horizontal.) (2/3) g cos 9 (1/3) g sinB g sin 9 (2/3) g sin 0 (2/3) g cos 9 (1/3) g sinB g sin 9 (2/3) g sin 0 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 49 kg lady stands on a spring scale in an elevator. During the first 5 sec, starting from rest, the scale reads 69 kg. The velocity of the elevator will be 15 m/sec 10 m/sec 25 m/sec 20 m/sec 15 m/sec 10 m/sec 25 m/sec 20 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a ladder resting on a rough ground and leaning against a smooth vertical wall, the force of friction acts Zero at its upper end Upwards at its upper end Downwards at its upper end Perpendicular to the wall at its upper end Zero at its upper end Upwards at its upper end Downwards at its upper end Perpendicular to the wall at its upper end ANSWER DOWNLOAD EXAMIANS APP