Engineering Mechanics MCQ Questions & Answers | Mechanical Engineering

A. The algebraic sum of the forces, constituting the couple is zero

B. The algebraic sum of the forces, constituting the couple, about any point is the same

C. A couple cannot be balanced by a single force but can be balanced only by a couple of opposite sense

D. All of the above

A. $$\frac{{\text{W}}}{{\sqrt 3 }}$$ (compression)

B. $$\frac{{\text{W}}}{{\sqrt 3 }}$$ (tension)

C. $$\frac{{2{\text{W}}}}{{\sqrt 3 }}$$ (compression)

D. $$\frac{{2{\text{W}}}}{{\sqrt 3 }}$$ (tension)

A. Same at every point on its line of action

B. Different at different points on its line of action

C. Minimum, if it acts at the center of gravity of the body

D. Maximum, if it acts at the center of gravity of the body

A. Composition

B. Resolution

C. Decomposition

D. None of these

A. Magnitude of the force

B. Line of action of the force

C. Nature of the force i.e. whether the force is push or pull

D. All of the above

A. Less than

B. Equal to

C. More than

D. None of these

A. Limiting friction

B. Kinematic friction

C. Frictional resistance

D. Dynamic friction

A. $${\text{v}}$$

B. $$\frac{{\text{v}}}{2}$$

C. $$\frac{{\text{v}}}{4}$$

D. $$\frac{{\text{v}}}{8}$$

A. Balance each other

B. Cannot balance each other

C. Produce moment of a couple

D. Are equivalent

A. Kinetic friction

B. Limiting friction

C. Angle of repose

D. Coefficient of friction