Center Of Gravity And Centroid | Engineering Mechanics

Determine the distance to the centroid axis of the beam’s cross-sectional area. Neglect the size of the corner welds at A and B for the calculation.

Byadmin July 27, 2022

Question: Determine the distance to the centroid axis of the beam’s cross-sectional area. Neglect the size of the corner welds at A and B for the calculation.
[A].

= 75.2 mm

[B].

= 97.5 mm

[C].

= 85.9 mm

[D].

= 102.5 mm

Answer: Option C

Explanation:

No answer description available for this question.

Engineering Mechanics

A cable with a uniformly distributed load per horizontal meter run will take the following shape________________?

A cable with a uniformly distributed load per horizontal meter run will take the following shape________________?

A. straight line
B. parabola
C. hyperbola
D. elliptical
E. part of a circle

Read More A cable with a uniformly distributed load per horizontal meter run will take the following shape________________?
Engineering Mechanics | Mechanical Engineering

A machine which is not capable of doing any work in the reversed direction, after the effort is removed, is called a reversible machine.

Question: A machine which is not capable of doing any work in the reversed direction, after the effort is removed, is called a reversible machine.
[A].

True
[B].
False

Answer: Option B

Explanation:

No answer description available for this question.

Read More A machine which is not capable of doing any work in the reversed direction, after the effort is removed, is called a reversible machine.
Engineering Mechanics | Mechanical Engineering

A rubber ball is dropped from a height of 2 m. If there is no loss of velocity after rebounding, the ball will rise to a height of

Question: A rubber ball is dropped from a height of 2 m. If there is no loss of velocity after rebounding, the ball will rise to a height of
[A].

1m
[B].
2m
[C].
3m
[D].
4m

Answer: Option B

Explanation:

No answer description available for this question.

Read More A rubber ball is dropped from a height of 2 m. If there is no loss of velocity after rebounding, the ball will rise to a height of
Engineering Mechanics

In the equation of virtual work, following force is neglected_______________________?

In the equation of virtual work, following force is neglected_______________________?

A. reaction of any smooth surface with which the body is in contact
B. reaction of a rough surface of a body which rolls on it without slipg
C. reaction at a point or an axis, fixed in space, around which a body is con-strained to turn
D. all of the above
E. none of the above

Read More In the equation of virtual work, following force is neglected_______________________?
Engineering Mechanics | Mechanical Engineering

If a given force (or a given system of forces) acting on a body __________ the position of the body, but keeps it in equilibrium, then its effect is to produce internal stress in the body.

Question: If a given force (or a given system of forces) acting on a body __________ the position of the body, but keeps it in equilibrium, then its effect is to produce internal stress in the body.
[A].

change
[B].
does not change

Answer: Option B

Explanation:

No answer description available for this question.

Read More If a given force (or a given system of forces) acting on a body __________ the position of the body, but keeps it in equilibrium, then its effect is to produce internal stress in the body.
Engineering Mechanics | Mechanical Engineering

The angle of inclination with the vertical is __________ if the cyclist is running at a faster speed than that when he is running at a slower speed.

Question: The angle of inclination with the vertical is __________ if the cyclist is running at a faster speed than that when he is running at a slower speed.
[A].

more
[B].
less

Answer: Option A

Explanation:

No answer description available for this question.

Read More The angle of inclination with the vertical is __________ if the cyclist is running at a faster speed than that when he is running at a slower speed.

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