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Engineering Mechanics QUESTIONS AND ANSWERS

Mechanical Engineering : Engineering Mechanics QUESTIONS AND ANSWERS :: part4 : 21 to 25

Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :

21.100. If three forces acting in one plane upon a rigid body, keep it in equilibrium, then they must either

meet in a point

be all parallel

at least two of them must meet

all the above are correct

none of the above.

22.129. The angle which an inclined plane makes with the horizontal when a body placed on it is about to move down is known as angle of

friction

limiting friction

repose

kinematic friction

static friction.

23.127. A pair of smith's tongs is an example of the lever of

zeioth order

first order

second order

third order

fourth order.

24.112. A sample of metal weighs 219 gms in air, 180 gms in water, 120 gms in an unknown fluid. Then which is correct statement about density of metal

density of metal can't be determined

metal is twice as dense as water

metal will float in water

metal is twice as dense as unknown fluid

none of the above.

More Engineering Mechanics QUESTIONS AND ANSWERS available in next pages