Engineering Mechanics

Engineering Mechanics | Mechanical Engineering

In collision of elastic bodies, the coefficient of restitution is the ratio of the relative velocity after impact to the relative velocity before impact.

Question: In collision of elastic bodies, the coefficient of restitution is the ratio of the relative velocity after impact to the relative velocity before impact.
[A].
True
[B].
False

Answer: Option A

Explanation:

No answer description available for this question.

Read More In collision of elastic bodies, the coefficient of restitution is the ratio of the relative velocity after impact to the relative velocity before impact.
Engineering Mechanics | Mechanical Engineering

The bodies which rebound after impact are called

Question: The bodies which rebound after impact are called
[A].
inelastic bodies
[B].
elastic bodies
[C].
neither elastic nor inelastic bodies
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More The bodies which rebound after impact are called
Engineering Mechanics | Mechanical Engineering

The amount by which the outer edge of the rail is raised, is known as super-elevation.

Question: The amount by which the outer edge of the rail is raised, is known as super-elevation.
[A].
Agree
[B].
Disagree

Answer: Option A

Explanation:

No answer description available for this question.

Read More The amount by which the outer edge of the rail is raised, is known as super-elevation.
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.
Engineering Mechanics | Mechanical Engineering

The angle of inclination of a vehicle when moving along a circular path __________ upon its mass.

Question: The angle of inclination of a vehicle when moving along a circular path __________ upon its mass.
[A].
depends
[B].
does not depend

Answer: Option B

Explanation:

No answer description available for this question.

Read More The angle of inclination of a vehicle when moving along a circular path __________ upon its mass.
Engineering Mechanics | Mechanical Engineering

If a pendulum is taken 1 km below the earth surface in a mine, it will __________ in time.

Question: If a pendulum is taken 1 km below the earth surface in a mine, it will __________ in time.
[A].
gain
[B].
loose

Answer: Option A

Explanation:

No answer description available for this question.

Read More If a pendulum is taken 1 km below the earth surface in a mine, it will __________ in time.
Engineering Mechanics | Mechanical Engineering

A pendulum which executes one beat per second is known as

Question: A pendulum which executes one beat per second is known as
[A].
simple pendulum
[B].
compound pendulum
[C].
torsional pendulum
[D].
second’s pendulum

Answer: Option D

Explanation:

No answer description available for this question.

Read More A pendulum which executes one beat per second is known as
Engineering Mechanics | Mechanical Engineering

If the resultant of a number of forces acting on a body is zero, then the body will not be in equilibrium.

Question: If the resultant of a number of forces acting on a body is zero, then the body will not be in equilibrium.
[A].
Yes
[B].
No

Answer: Option B

Explanation:

No answer description available for this question.

Read More If the resultant of a number of forces acting on a body is zero, then the body will not be in equilibrium.
Engineering Mechanics | Mechanical Engineering

In order to double the period of simple pendulum, the length of the string should be

Question: In order to double the period of simple pendulum, the length of the string should be
[A].
halved
[B].
doubled
[C].
quadrupled

Answer: Option C

Explanation:

No answer description available for this question.

Read More In order to double the period of simple pendulum, the length of the string should be
Engineering Mechanics | Mechanical Engineering

One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by(where δ = Deflection of the spring.)

Question: One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by(where δ = Deflection of the spring.)
[A].

[B].

[C].

[D].

Answer: Option B

Explanation:

No answer description available for this question.

Read More One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by(where δ = Deflection of the spring.)