MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Translational and Rotational Equilibrium

If the algebr...

Question

If the algebraic sum of moments of all the forces acting on the body about the axis of rotation is ________ the body is in equilibrium.

A

One (1)

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

Zero (0)

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

> 1

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

< 1

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A Zero (0)
According to the principle of moments, in equilibrium, sum of anticlockwise moments = sum of clockwise moments.

Suggest Corrections

thumbs-up

0

Similar questions

Q. For equilibrium the resultant moment of all the forces acting on the body about the point of rotation should be

Q. A rigid body is rotating about a vertical axis. In

t

second, the axis gradually becomes horizontal. But the rigid body continues to make

v

rotations per second throughout the time interval of

1 s

. If the moment of inertia

I

of the body about the axis of rotation can be taken as constant, then the torque acting on the body is :

Q. A rigid body is rotating about a vertical axis at

n

rotations per minute. If the axis slowly becomes horizontal in

t

seconds and the body keeps on rotating at

n

rotations per minute then the torque acting on the body will be, if the moment of inertia of the body about axis of rotation is

I

.

\to F = (^i + 3^j) N

acts on a body at a point whose distance from the axis of rotation is given by

\to r = (3^i +^j) N

then torque acting on the body is:

\to F = 4^i - 10^j

acts on a body , at a point having position vector

- 5^i - 3^j

relative to origin of co-ordinate on the axis of rotation. The torque acting on the body about the origin is :

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Equilibrium 2.0

PHYSICS

Watch in App

explore_more_icon

Explore more

Translational and Rotational Equilibrium

Standard X Physics

Join BYJU'S Learning Program

CrossIcon