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 0.3 R 0.6 R 0.4 R 0.2 R 0.3 R 0.6 R ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping ?i. 1.0 in from the wallii. 1.732 m from the walliii. 1.0 m above the flooriv. 1.732 m above the floorThe correct answer is (i) and (iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) (ii) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The frequency of oscillation on moon as compared to that on earth, will be 3 times less 2.44 times more 2.44 times less 3 times more 3 times less 2.44 times more 2.44 times less 3 times more ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The beam shown in below figure is supported by a hinge at ‘A’ and a roller at ‘B’. The reaction RA of the hinged support ‘A’ of the beam, is Applied Mechanics and Graphic Statics mcq question image 10.6 t 10.2 t 10.4 t 10.8 t 10.6 t 10.2 t 10.4 t 10.8 t ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball of mass 250 g moving on a smooth horizontal table with a velocity of 10 m/sec hits an identical stationary ball ‘B’ on the table. If the impact is perfectly plastic, the velocity of the ball ‘B’ just after impact would be 5 m/sec 10 m/sec Zero None of these 5 m/sec 10 m/sec Zero None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The phenomenon of collision of two elastic bodies takes place because bodies Attempt to regain its original shape due to their elasticities All listed here Tend to compress each other till they are compressed maximum possible Immediately after collision come momentarily to rest Attempt to regain its original shape due to their elasticities All listed here Tend to compress each other till they are compressed maximum possible Immediately after collision come momentarily to rest ANSWER DOWNLOAD EXAMIANS APP