Engineering Mechanics The centre of gravity a T-section 100 mm × 150 mm × 50 mm from its bottom is 75 mm 125 mm 87.5 mm 50 mm 75 mm 125 mm 87.5 mm 50 mm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Mass moment of inertia of a uniform thin rod of mass M and length (l) about its mid-point and perpendicular to its length is (1/12) Ml² (1/3) Ml² (2/3) Ml² (3/4) Ml² (1/12) Ml² (1/3) Ml² (2/3) Ml² (3/4) Ml² ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Which of the following statement is incorrect? The velocity ratio of a machine is the ratio of load lifted to the effort applied A force acting in the opposite direction to the motion of the body is called force of friction The ratio of the limiting friction to the normal reaction is called coefficient of friction A machine whose efficiency is 100% is known as an ideal machine The velocity ratio of a machine is the ratio of load lifted to the effort applied A force acting in the opposite direction to the motion of the body is called force of friction The ratio of the limiting friction to the normal reaction is called coefficient of friction A machine whose efficiency is 100% is known as an ideal machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A screw jack used for lifting the loads is None of these A non-reversible machine An ideal machine A reversible machine None of these A non-reversible machine An ideal machine A reversible machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The force, by which the body is attracted, towards the center of the earth, is called Momentum Impulsive force Weight Mass Momentum Impulsive force Weight Mass ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum mechanical advantage of a lifting machine is 1 - m m 1 / m 1 + m 1 - m m 1 / m 1 + m ANSWER DOWNLOAD EXAMIANS APP
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