Applied Mechanics And Graphic Statics MCQ Questions & Answers | Civil Engineering

A. Three forces acting at a point, can be rep-resented by the sides of a triangle, each side being in proportion to the force

B. Three forces acting along the sides of a triangle are always in equilibrium

C. If three forces acting on a, point can be represented in magnitude and direction, by the sides of a triangle taken in order, these will be in equilibrium

D. If the forces acting on a particle be represented in magnitude and direction by the two sides of a triangle taken in order, their resultant will be represented in magnitude and direction by the third

A. M1 L2 T2

B. M’L’T1

C. M’L’T2

D. M’L-‘T2

A. Directly proportional to its angular velocity

B. Directly proportional to the square of its angular velocity

C. Inversely proportional to the square of its angular velocity

D. Inversely proportional to its angular velocity

A. $$\frac{3}{4}l$$

B. $$\frac{1}{2}l$$

C. $$\frac{l}{{\sqrt 2 }}$$

D. $$\frac{2}{{\sqrt 3 }}l$$

A. $$\frac{{\sin \left( {\alpha + \beta } \right)}}{{\sin \left( {\alpha - \beta } \right)}}$$

B. $$\frac{{\sin \left( {\alpha - \beta } \right)}}{{\sin \left( {\alpha + \beta } \right)}}$$

C. $$\frac{{\cos \left( {\alpha - \beta } \right)}}{{\cos \left( {\alpha + \beta } \right)}}$$

D. $$\frac{{\tan \left( {\alpha - \beta } \right)}}{{\tan \left( {\alpha + \beta } \right)}}$$

A. $$\frac{{\text{a}}}{4}$$

B. $$\frac{{3{\text{a}}}}{4}$$

C. $$\frac{{3{\text{b}}}}{{10}}$$

D. $$\frac{{3{\text{a}}}}{{10}}$$

E. $$\frac{{3{\text{a}}}}{5}$$

A. v = 2gh

B. v = 2gh²

C. $${\text{v}} = \sqrt {2{\text{gh}}} $$

D. $${\text{v}} = \frac{1}{{\sqrt {2{\text{gh}}} }}$$

A. $$\frac{{\text{h}}}{2}$$

B. $$\frac{{\text{h}}}{3}$$

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

D. $$\frac{{\text{h}}}{5}$$

A. One-half of the total height above base

B. One-third of the total height above base

C. One-fourth of the total height above base

D. None of these

A. Uniform speed

B. An acceleration

C. Linear momentum

D. Retardation