Advertisements
Advertisements
Question
Write the expression for calculating the moment of force about a given axis.
Advertisements
Solution
Moment of force = Force (F) × Perpendicular distance (d)
APPEARS IN
RELATED QUESTIONS
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.
What are contact forces? Give two Example
What are non-contact forces? Give two example
Name of S.I. unit of the rate of change in momentum.
Classify the following amongst contact and non-contact forces.
electrostatic force
Give an example for each of the following uses of a machine:
to change the point of application of force
Three forces A, B and C are acting on a rigid body which can turn about O in fig.9. If all the three forces are applied simultaneously, in which direction will the body move? Explain.
Under what condition will a set of gears produce a gain in torque.
Two unlike forces (parallel) of 10 N and 25 N act at a distance of 12 cm. from each other. Find the point about which the body balance.
