Engineering Mechanics MCQ with Answers

Engineering Mechanics MCQ with Answers

76) A body moves, from rest with a constant acceleration of 5 m per sec. The distance covered in 5 sec is most nearly

Answer is:

62.5 m

77) A flywheel on a motor goes from rest to 1000 rpm in 6 sec. The number of revolutions made is nearly equal to

Answer is:

50

78) Which of the following is the locus of a point that moves in such a manner that its distance from a fixed point is equal to its distance from a fixed line multiplied by a constant greater than one

Answer is:

hyperbola

79) 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

Answer is:

density of metal can′t be determined

80) The C.G. of a solid hemisphere lies on the central radius 3r

Answer is:

at distance — from the plane base or