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प्रश्न
Clockwise moment produced by a force about a fulcrum is considered to be ______.
विकल्प
Positive
Negative
Zero
None of these
उत्तर
Clockwise moment produced by a force about a fulcrum is considered to be Negative.
Explanation:
The clockwise moment sign convention is always interpreted negatively.
APPEARS IN
संबंधित प्रश्न
State two effects of a force when applied on a body.
The spanner (or wrench) has a long handle.
What are contact forces? Give two Example
What are non-contact forces? Give two example
State two factor on which moment of force about a point depends.
What do you understand by the clockwise and anticlockwise moment of force? When is it taken positive?
The moment of a force about axis depends ______.
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.
Assertion & Reasoning
- Assertion: The sum of the clockwise moments is equal to the sum of the anticlockwise moments.
- Reason: The principle of conservation of momentum is valid if the external force on the system is zero.
