Applied Mechanics and Graphic Statics The dimensions of centrifugal force are M’L-‘T2 M1 L2 T2 M’L’T1 M’L’T2 M’L-‘T2 M1 L2 T2 M’L’T1 M’L’T2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of the forces acting on a body will be zero if the body Moves with variable velocity in a straight line Moves along a curved path Rotates Does not move at all Moves with variable velocity in a straight line Moves along a curved path Rotates Does not move at all 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√2 P P/√2 2P P√2 P P/√2 2P ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Power can be expressed as Work/energy Work × time Work/time Work/distance Work/energy Work × time Work/time Work/distance ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In simple harmonic motion, acceleration of a particle is proportional to Direction Velocity Rate of change of velocity Displacement Direction Velocity Rate of change of velocity Displacement 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 10.88 m/sec 12.88 m/sec 8.88 m/sec 5.88 m/sec 10.88 m/sec 12.88 m/sec 8.88 m/sec 5.88 m/sec ANSWER DOWNLOAD EXAMIANS APP
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