Question: Non-coplaner concurrent forces are those forces which
[A].

meet at one point, but their lines of action do not lie on the same plane

[B].

do not meet at one point and their lines of action do not lie on the same plane

[C].

meet at one point and their lines of action also lie on the same plane

[D].

do not meet at one point, but their lines of action lie on the same plane

Answer: Option A

Explanation:

No answer description available for this question.

Question: Coplaner concurrent forces are those forces which
[A].

meet at one point, but their lines of action do not lie on the same plane

[B].

do not meet at one point and their lines of action do not lie on the same plane

[C].

meet at one point and their lines of action also lie on the same plane

[D].

do not meet at one point, but their lines of action lie on the same plane

Answer: Option C

Explanation:

No answer description available for this question.

Question: According to principle of conservation of energy, the total momentum of a system of masses in any direction remains constant unless acted upon by an external force in that direction.
[A].

True

[B].

False

Answer: Option B

Explanation:

No answer description available for this question.

Question: Energy may be defined as the capacity of doing work.
[A].

Correct

[B].

Incorrect

Answer: Option A

Explanation:

No answer description available for this question.

Question: Coplaner non-concurrent forces are those forces which __________ at one point, but their lines of action lie on the same plane.
[A].

meet

[B].

do not meet

Answer: Option B

Explanation:

No answer description available for this question.

Question: In order to determine the effects of a force, acting on a body, we must know
[A].

magnitude of the force

[B].

line of action of the force

[C].

nature of the force i,e. whether the force is push or pull

[D].

all of the above

Answer: Option D

Explanation:

No answer description available for this question.

Question: One watt is equal to
[A].

0.1 joule/s

[B].

1 joule/s

[C].

10 joules/s

[D].

100 joules/s

Answer: Option B

Explanation:

No answer description available for this question.

Question: Joule is the unit of
[A].

force

[B].

work

[C].

power

[D].

velocity

Answer: Option B

Explanation:

No answer description available for this question.

Question: One joule means that
[A].

work is done by a force of 1 N when it displaces a body through 1m

[B].

work is done by a force of 1 kg when it displaces a body through 1 m

[C].

work is done by a force of 1 dyne when it displaces a body through 1 cm

[D].

work is done by a force of 1 g when it displaces a body through 1 cm

Answer: Option A

Explanation:

No answer description available for this question.

Question: Onejoule is equal to
[A].

0.1 N-m

[B].

1 N-m

[C].

10 N-m

[D].

100 N-m

Answer: Option B

Explanation:

No answer description available for this question.