Equilibrium - Mechanical Engineering (MCQ) questions and answers

1)   Which of the following conditions should be satisfied for co-planer concurrent forces to be in equilibrium?

a. Σ Fx = Σ Fy = 0
b. Σ M = 0
c. Both a. and b.
d. None of the above
Answer  Explanation 

ANSWER: Σ Fx = Σ Fy = 0

Explanation:
No explanation is available for this question!
2)   If a body in equilibrium condition is acted by three forces at three points, then the line of action of these forces should be _____

a. always concurrent
b. always parallel
c. concurrent or parallel
d. none of the above
Answer  Explanation 

ANSWER: concurrent or parallel

Explanation:
No explanation is available for this question!
3)   According to Lami's theorem, a body is in equilibrium condition if each force among three ____________ are proportional to sine angle between other two.

a. coplanar, collinear forces
b. collinear, non-concurrent forces
c. coplanar, non-concurrent forces
d. coplanar, concurrent forces
Answer  Explanation 

ANSWER: coplanar, concurrent forces

Explanation:
No explanation is available for this question!
4)   Cantilever beam has one end  _________ and other end _______.

a. hinged, free
b. fixed, free
c. fixed, hinged
d. none of the above
Answer  Explanation 

ANSWER: fixed, free

Explanation:
No explanation is available for this question!
5)   Indeterminate structures have number of unknown quantities _________  available conditions of equilibrium.

a. equal to
b. less than
c. more than
d. none of the above
Answer  Explanation 

ANSWER: more than

Explanation:
No explanation is available for this question!

Related Content

▲