Strength of Materials Multiple Choice Questions

Strength of Materials

Question 1.

The weight of a body is due to

A.

 centripetal force of earth

B.

 gravitational pull exerted by the earth

C.

 force of attraction experienced by par-ticles

D.

 gravitational force of attraction towards the centre of the earth.

Explanation :

Explanation Not Provided

Question 2.

The product of either force of couple with the arm of the couple is called

A.

 resultant couple

B.

 moment of the forces

C.

 resulting couple

D.

 moment of the couple

Explanation :

Explanation Not Provided

Question 3.

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

A.

 density of metal can’t be determined

B.

 metal is twice as dense as water

C.

 metal will float in water

D.

 metal is twice as dense as unknown fluid

Explanation :

Explanation Not Provided

Question 4.

Coulomb friction is the friction between

A.

 bodies having relative motion

B.

 two dry surfaces

C.

 two lubricated surfaces

D.

 solids and liquids

Explanation :

Explanation Not Provided

Question 5.

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

A.

 ellipse

B.

 hyperbola

C.

 parabola

D.

 circle

Explanation :

Explanation Not Provided