Applied Mechanics and Graphic Statics The locus of the instantaneous centre of a moving rigid body, is Spiral Involute Centroid Straight line Spiral Involute Centroid Straight line ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A hoop of radius 3 m weighs 100 kg. It rolls along a horizontal floor so that at its centre of mass has a speed of 200 mm/sec. The work required to stop the hoop is 8 J 2 J 4 J 6 J 8 J 2 J 4 J 6 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle which an inclined surface makes with the horizontal when a body placed on it is on the point of moving down, is called Angle of repose Angle of inclination None of these Angle of friction Angle of repose Angle of inclination None of these Angle of friction 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 20 m/sec 40 m/sec 30 m/sec 50 m/sec 20 m/sec 40 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a projectile is fired with an initial velocity of 10 m/sec at an angle of 60° to the horizontal, its horizontal and vertical velocity at the highest point of trajectory are 5 and 5√3 m/sec 0 and 5 m/sec 5 m/sec and 0 5√3 m/sec and 0 5 and 5√3 m/sec 0 and 5 m/sec 5 m/sec and 0 5√3 m/sec and 0 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 0.4 0.5 0.33 0.25 0.4 0.5 0.33 0.25 ANSWER DOWNLOAD EXAMIANS APP
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