Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is Both (A) and (B) None of these That polygon of forces must close That resultant couple must be zero Both (A) and (B) None of these That polygon of forces must close That resultant couple must be zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Power can be expressed as Work/time Work × time Work/energy Work/distance Work/time Work × time Work/energy Work/distance ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The force polygon representing a set of forces in equilibrium is a Closed polygon Open polygon Parallelogram Triangle Closed polygon Open polygon Parallelogram Triangle ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Angular acceleration of a particle may be expressed as Degrees/sec² Revolutions/sec All listed here Radians/sec² Degrees/sec² Revolutions/sec All listed here Radians/sec² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone is thrown up a slope of inclination 60° to the horizontal. At what angle to the slope must the stone be thrown so as to land as far as possible from the point of projection ? 45° 75° 15° 30° 45° 75° 15° 30° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball moving with a velocity of 5 m/sec impinges a fixed plane at an angle of 45° and its direction after impact is equally inclined to the line of impact. If the coefficient of restitution is 0.5, the velocity of the ball after impact will be 0.5 m/sec 2.5 m/sec 1.5 m/sec 3.5 m/sec 0.5 m/sec 2.5 m/sec 1.5 m/sec 3.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
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