Engineering Mechanics | Strength of Materials

If three forces acting in different planes can be represented by a triangle, these will be in________________?

Byadmin January 15, 2019August 12, 2021

If three forces acting in different planes can be represented by a triangle, these will be in________________?

A. non-equilibrium
B. partial equilibrium
C. full equilibrium
D. unpredictable
E. none of the above

Strength of Materials

A body moves, from rest with a constant acceleration of 5 m per sec. The distance covered in 5 sec is most nearly_______________?

A body moves, from rest with a constant acceleration of 5 m per sec. The distance covered in 5 sec is most nearly_______________?

A. 38 m
B. 62.5 m
C. 96 m
D. 124 m
E. 240 m

Read More A body moves, from rest with a constant acceleration of 5 m per sec. The distance covered in 5 sec is most nearly_______________?
Engineering Mechanics | Mechanical Engineering

Moment of inertia of a circular section about its diameter (d) is

Question: Moment of inertia of a circular section about its diameter (d) is
[A].

πd3/16
[B].
πd3/32
[C].
πd4/32
[D].
πd4/64

Answer: Option D

Explanation:

No answer description available for this question.

Read More Moment of inertia of a circular section about its diameter (d) is
Engineering Mechanics

A semi-circular disc rests on a horizontal surface with its top flat surface horizontal and circular portion touching down. The coefficient of friction between semi-cricular disc and horizontal surface is \i. This disc is to be pulled by a horizontal force applied at one edge and it always remains horizontal. When the disc is about to start moving, its top horizontal force will____________________?

A semi-circular disc rests on a horizontal surface with its top flat surface horizontal and circular portion touching down. The coefficient of friction between semi-cricular disc and horizontal surface is i. This disc is to be pulled by a horizontal force applied at one edge and it always remains horizontal. When the disc is about to start moving, its top horizontal force will____________________?

A. remain horizontal
B. slant up towards direction of pull
C. slant down towards direction of pull
D. unpredictable
E. none of the above

Read More A semi-circular disc rests on a horizontal surface with its top flat surface horizontal and circular portion touching down. The coefficient of friction between semi-cricular disc and horizontal surface is \i. This disc is to be pulled by a horizontal force applied at one edge and it always remains horizontal. When the disc is about to start moving, its top horizontal force will____________________?
Engineering Mechanics

The co-efficient of friction depends upon_______________?

The co-efficient of friction depends upon_______________?

A. nature of surfaces
B. area of contact
C. shape of the surfaces
D. ail of the above.
E. A. and B. above

Read More The co-efficient of friction depends upon_______________?
Strength of Materials

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 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
E. none of the above

Read More 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________________?
Engineering Mechanics | Mechanical Engineering

A framed structure is imperfect, if the number of members are __________ (2j – 3).

Question: A framed structure is imperfect, if the number of members are __________ (2j – 3).
[A].

equal to
[B].
less than
[C].
greater than
[D].
either (b) or (c)

Answer: Option D

Explanation:

No answer description available for this question.

Read More A framed structure is imperfect, if the number of members are __________ (2j – 3).

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