Applied Mechanics and Graphic Statics Time required to stop a car moving with a velocity 20 m/sec within a distance of 40 m, is 4 sec 5 sec 2 sec 3 sec 4 sec 5 sec 2 sec 3 sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The dimensions of power are. M’L2T2 M’L’r2 M’L’T3 M’L-‘T* M’L2T2 M’L’r2 M’L’T3 M’L-‘T* ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone is whirled in a vertical circle, the tension in the string, is maximum When the string is horizontal When the stone is at the lowest position When the stone is at the highest position At all the positions When the string is horizontal When the stone is at the lowest position When the stone is at the highest position At all the positions 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 20 m/sec 30 m/sec 50 m/sec 40 m/sec 20 m/sec 30 m/sec 50 m/sec 40 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Maximum efficiency of a screw jack for the angle of friction θ, is (1 + sin θ)/(1 - sin θ) (1 - sin θ)/(1 + sin θ) sin θ/(1 + sin θ) (1 - sin θ)/sin θ (1 + sin θ)/(1 - sin θ) (1 - sin θ)/(1 + sin θ) sin θ/(1 + sin θ) (1 - sin θ)/sin θ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A body of weight 14 g appears to weight 13 g when weighed by a spring balance in a moving lift. The acceleration of the lift at that moment was 0.5 m/sec² 1 m/sec² 1 cm/sec² 0.7 m/sec² 0.5 m/sec² 1 m/sec² 1 cm/sec² 0.7 m/sec² ANSWER DOWNLOAD EXAMIANS APP