Which of the following is not correct for the condition for work not to be done:

force and displacement are at 180 degrees with each other

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displacement is zero, though force is non-zero

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force is zero

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force and displacement are perpendicular to each other.

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Solution

The correct option is A
force and displacement are at 180 degrees with each other

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Similar questions

Q. A constant force

\to F = 2^i - 3^j +^k

is applied on a ball to displace it from

_{1} =^i +^j

_{2} = 4^i + 3^j

, which of the following statements is true?

A non-zero force is acting on a body but work done is zero. Which of the following statements justify the above situation?

1.Displacement is zero.
2.Force is perpendicular to the direction of displacement.
3.Force is parallel to displacement.
4.Force is opposite to the direction of displacement.

Question:

A non-zero force is acting on a body but work done is zero. Which of the following statements justify the above situation?

1. Displacement is zero.
2. Force is perpendicular to the direction of displacement.
3. Force is parallel to displacement.
4. Force is opposite to the direction of displacement.

is option (a) true also?

Q. Work done is said to be zero if the applied force is .............. to the direction of displacement.

Q. When the force applied and the displacement of the body are perpendicular (inclined at

90^{\circ}

) with each other, then work done is:

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Which of the following is not correct for the condition for work not to be done:

The correct option is A force and displacement are at 180 degrees with each other

The correct option is A
force and displacement are at 180 degrees with each other