Applied Mechanics and Graphic Statics If the radius of the earth is 600 km the height of a mountain above sea level at the top of which a beat seconds pendulum at sea level, looses 27 seconds a day, is 500 meters 2000 meters 1500 meters 1000 meters 500 meters 2000 meters 1500 meters 1000 meters ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 meters. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is 8.88 m/sec 10.88 m/sec 12.88 m/sec 5.88 m/sec 8.88 m/sec 10.88 m/sec 12.88 m/sec 5.88 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a set of given forces are such that their free vectors build a closed polygon, then The resultant force and resultant couple are always zero The resultant force is zero but resultant couple is not zero The resultant force and resultant couple both may not be zero The resultant force is zero but resultant couple may not be zero The resultant force and resultant couple are always zero The resultant force is zero but resultant couple is not zero The resultant force and resultant couple both may not be zero The resultant force is zero but resultant couple may not be zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The dimensions of power are. M’L-‘T* M’L’r2 M’L2T2 M’L’T3 M’L-‘T* M’L’r2 M’L2T2 M’L’T3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body of mass M1 is hanging freely and another of mass M2 lying on a smooth inclined plane(α) are connected by a light index tensile string passing over a smooth pulley, the acceleration of the body of mass M1, will be given by g(M2 + M1 sin α)/(M1 + M2) m/sec² g(M1 + M2 sin α)/(M1 + M2) m/sec g(M2 × M1 sin α)/(M2 - M1) m/sec² g(M1 - M2 sin α)/(M1 + M2) m/sec² g(M2 + M1 sin α)/(M1 + M2) m/sec² g(M1 + M2 sin α)/(M1 + M2) m/sec g(M2 × M1 sin α)/(M2 - M1) m/sec² g(M1 - M2 sin α)/(M1 + M2) m/sec² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When two forces, each equal to P, act at 90° to each other, then the resultant will be P P√2 P/√2 2P P P√2 P/√2 2P ANSWER DOWNLOAD EXAMIANS APP
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