Applied Mechanics and Graphic Statics The units of moment of inertia of an area are kg/m m4 kg/m2 m3 kg/m m4 kg/m2 m3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a flywheel increases its speed from 10 rpm to 20 rpm in 10 seconds, then its angular acceleration is None of these —rad/sec 20 —rad/sec 10 —rad/sec 30 None of these —rad/sec 20 —rad/sec 10 —rad/sec 30 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Power developed by a torque, is All listed here 2πNT kg m/min 2πNT /60 watts 2πNT/4500 h.p All listed here 2πNT kg m/min 2πNT /60 watts 2πNT/4500 h.p ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For lifting a load of 50 kg through a distance of 2.5 cm, an effort of 12.5 kg is moved through a distance of 40 cm. The efficiency of the lifting machine, is 0.65 0.6 0.7 0.75 0.65 0.6 0.7 0.75 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two balls of masses 3 kg and 6 kg are moving with velocities of 4 m/sec and 1 m/sec respectively, towards each other along the line of their centers. After impact the 3 kg ball comes to rest. This can happen only if the coefficient of restitution between the balls is 3/5 1/3 2/3 1/5 3/5 1/3 2/3 1/5 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 Rotates Does not move at all Moves along a curved path Moves with variable velocity in a straight line Rotates Does not move at all Moves along a curved path ANSWER DOWNLOAD EXAMIANS APP