Engineering Mechanics MCQ Questions & Answers | Mechanical Engineering

A. 38 m

B. 62.5 m

C. 96 m

D. 124 m

A. $$\frac{{\pi {\text{N}}}}{{60}}$$

B. $$\frac{{\pi {\text{N}}}}{{180}}$$

C. $$\frac{{2\pi {\text{N}}}}{{60}}$$

D. $$\frac{{2\pi {\text{N}}}}{{180}}$$

A. Straight line

B. Parabola

C. Hyperbola

D. Elliptical

A. $$\frac{{\text{D}}}{{{\text{D}} - {\text{d}}}}$$

B. $$\frac{{\text{D}}}{{{\text{D}} + {\text{d}}}}$$

C. $$\frac{{2{\text{D}}}}{{{\text{D}} - {\text{d}}}}$$

D. $$\frac{{2{\text{D}}}}{{{\text{D}} + {\text{d}}}}$$

A. $${\text{h}}\left( {\frac{{2{\text{a}} + {\text{b}}}}{{{\text{a}} + {\text{b}}}}} \right)$$

B. $$\frac{{\text{h}}}{2}\left( {\frac{{2{\text{a}} + {\text{b}}}}{{{\text{a}} + {\text{b}}}}} \right)$$

C. $$\frac{{\text{h}}}{3}\left( {\frac{{2{\text{a}} + {\text{b}}}}{{{\text{a}} + {\text{b}}}}} \right)$$

D. $$\frac{{\text{h}}}{3}\left( {\frac{{{\text{a}} + {\text{b}}}}{{2{\text{a}} + {\text{b}}}}} \right)$$

A. A force acting in the opposite direction to the motion of the body is called force of friction

B. The ratio of the limiting friction to the normal reaction is called coefficient of friction

C. A machine whose efficiency is 100% is known as an ideal machine

D. The velocity ratio of a machine is the ratio of load lifted to the effort applied

A. 94.9 cm

B. 99.4 cm

C. 100 cm

D. 101 cm

A. Is the turning effect produced by a force, on the body, on which it acts

B. Is equal to the product of force acting on the body and the perpendicular distance of a point and the line of action of the force

C. Is equal to twice the area of the triangle, whose base is the line representing the force and whose vertex is the point, about which the moment is taken

D. All of the above

A. Purely translation

B. Purely rotational

C. Combined translation and rotational

D. None of these

A. Potential energy

B. Kinetic energy

C. Power

D. None of these