Advertisements
Advertisements
Question
State one way to decrease the moment of a given force about a given axis of rotation.
Advertisements
Solution 1
Either decrease the force or decrease the perpendicular distance of force from the axis of rotation.
Solution 2
decrease the perpendicular distance of force from axis of rotation.
APPEARS IN
RELATED QUESTIONS
SI. unit of moment of force is
What do you mean by the clockwise and anti-clockwise moment of force?
A wheel of diameter 2 m can be rotated about an axis passing through its center by a moment of force equal to 2.0 Nm. What minimum force must be applied on its rim?
Name and define the S.I. and C.G.S. units of force. How are they related?
Is moment of force a scalar or a vector?
A, B and C are the three forces each of magnitude 4 N acting in the plane of the paper as shown in Figure. The point O lies in the same plane.

- Which force has the least moment about O? Give a reason.
- Which force has the greatest moment about O? Give a reason.
- Name the forces producing
(a) Clockwise
(b) anticlockwise moments. - What is the resultant torque about the point O?
A uniform metre scale can be balanced at the 70.0 cm mark when a mark when a mass 0.05 kg is hung from the 94.0 cm mark
- draw a diagram of the arrangement
- Find the mass of the metre scale
Define the moment of force.
The perpendicular distance between the point of application of force and turning point is 1.75 m when a force of 80 N acts on a rigid body. Calculate the moment of force.
Calculate the length of arm of couple, if a force of 13 N produces a moment of couple of 14.3 Nm.
