Applied Mechanics and Graphic Statics The centre of gravity of the trapezium as shown in below figure from the side is at a distance of (h/2) × [(2b + a)/(b + a)] (h/2) × [(b + 2a)/(b + a)] (h/3) × [(2b + a)/(b + a)] (h/3) × [(b + 2a)/(b + a)] (h/2) × [(2b + a)/(b + a)] (h/2) × [(b + 2a)/(b + a)] (h/3) × [(2b + a)/(b + a)] (h/3) × [(b + 2a)/(b + a)] ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Periodic time of a particle moving with simple harmonic motion is the time taken by the particle for Half oscillation None of these Quarter oscillation Complete oscillation Half oscillation None of these Quarter oscillation Complete oscillation ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Time of flight of a projectile on a horizontal plane, is 2u sinα/g 2u cotα/g 2u cosα/g 2u tanα/g 2u sinα/g 2u cotα/g 2u cosα/g 2u tanα/g 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 10 m/sec Zero None of these 5 m/sec 10 m/sec Zero None of these 5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A shell of mass 100 kg travelling with a velocity of 10 m/sec breaks into two equal pieces during an explosion which provides an extra kinetic energy of 20000 Joules. If the pieces continue to move in the same direction as before, then the speed of the faster one must be 30 m/sec 50 m/sec 40 m/sec 20 m/sec 30 m/sec 50 m/sec 40 m/sec 20 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The tension in the string is 17.5 kg 22.5 kg 25 kg 19.5 kg 17.5 kg 22.5 kg 25 kg 19.5 kg ANSWER DOWNLOAD EXAMIANS APP
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