Advertisements
Advertisements
प्रश्न
(i) What do you understand by the term couple of forces?
(ii) Calculate the moment of a couple shown in fig.
Advertisements
उत्तर
(i) Two equal and opposite parallel forces acting along different lines on a body constitute a couple.
(ii) Moment of couple = either force x perpendicular distance
= 4 x 10
= 40 Nm
APPEARS IN
संबंधित प्रश्न
State the S.I. unit of moment of force.
The steering wheel of a vehicle is of large diameter.
A spanner of length 10 cm is used to open a nut by applying a minimum force of 5.0 N. Calculate the moment of force required.
State one way to obtain greater moment of a given force about a given axis of rotation.
State one factor on which the magnitude of a non-contact force depends. How does it depend on the factor stated by you?.
A jack screw is provided with a long arm. Explain why?
What is meant by the term ‘moment of force’? If the moment of force is assigned a negative sign then will the turning tendency of the force be clockwise or anti-clockwise?
Write the expression for calculating the moment of force about a given point.
