Applied Mechanics and Graphic Statics If a flywheel increases its speed from 10 rpm to 20 rpm in 10 seconds, then its angular acceleration is None of these —rad/sec 20 —rad/sec 10 —rad/sec 30 None of these —rad/sec 20 —rad/sec 10 —rad/sec 30 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 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 6t - 2 3t² + 2t 6t + 2 3t³ - 2t 6t - 2 3t² + 2t 6t + 2 3t³ - 2t ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a simple pendulum, the period of one oscillation is 2π √(l/g) 2π √(2g/l) 2π √(l/2g) 2π √(g/2l) 2π √(l/g) 2π √(2g/l) 2π √(l/2g) 2π √(g/2l) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cable loaded with 10 kN/m of span is stretched between supports in the same horizontal line 100 m apart. If the central dip is 10 m, then the maximum and minimum pull in the cable respectively are 1436.2 kN and 1500 kN 1346.3 kN and 1250 kN 1436.2 kN and 1250 kN 1346.3 kN and 1500 kN 1436.2 kN and 1500 kN 1346.3 kN and 1250 kN 1436.2 kN and 1250 kN 1346.3 kN and 1500 kN ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A glass ball is shot to hit a wall from a point on a smooth floor. If the ball returns back to the point of projection in twice the time taken in reaching the wall, the coefficient of restitution between the glass ball and the wall is 0.5 0.25 0.4 0.33 0.5 0.25 0.4 0.33 ANSWER DOWNLOAD EXAMIANS APP
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