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प्रश्न
State when the moment of force is positive and when it is negative.
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उत्तर
If the couple has a tendency to rotate the body in an anti-clockwise direction then its moment is taken positive and if the tendency of rotation is clockwise then the moment is negative.
संबंधित प्रश्न
Moment of force =............... × distance of force from the point of turning.
State the effect of force F in of the following diagram.
State Newton's Second law of motion. Under what conditon does it take the form F = ma?
Is moment of force a scalar or a vector?
Classify the following amongst contact and non-contact forces.
magnetic force
State whether the moment of force is a scalar or vector quantity?
In a beam balance when the beam is balanced in a horizontal position, it is in ________ equilibrium.
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?
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.
