Applied Mechanics and Graphic Statics A projectile is fired at an angle ‘θ’ to the vertical. Its horizontal range will be maximum when ‘θ’ is 30° 45° 0° 90° 30° 45° 0° 90° 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 0.33 0.5 0.4 0.25 0.33 0.5 0.4 0.25 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The direction of projection should bisect the angle between the inclined plane and the vertical for a range of a projectile on inclined plane To be maximum None of these To be minimum To be zero To be maximum None of these To be minimum To be zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Coefficient of friction depends on Nature of surfaces only Area of contact only None of these Both (A) and (B) Nature of surfaces only Area of contact only None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a lifting machine a weight of 5 kN is lifted through 200 mm by an effort of 0.1 kN moving through 15 m. The mechanical advantage and velocity ratio of the machine are respectively 50 and 50 50 and 75 75 and 75 75 and 50 50 and 50 50 and 75 75 and 75 75 and 50 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be P cos θ/2 P tan θ/2 2P cos θ/2 2P sin θ/2 P cos θ/2 P tan θ/2 2P cos θ/2 2P sin θ/2 ANSWER DOWNLOAD EXAMIANS APP
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