In which of the following situations will a torque be present?Choose all that ap

Question

In which of the following situations will a torque be present?Choose all that apply.

1 A 241 N forceis applied at the axis of rotation.
A rotating body has an angularacceleration of 68rad/s2.
A force is applied 80 cm away from the axis of rotation and isperpendicular to the lever arm.
A 4412 N forceis applied 64 cm from the axis of rotationand is parallel to the lever arm.
A sphere is spinning with a constantangular velocity.
1 A 241 N forceis applied at the axis of rotation.
A rotating body has an angularacceleration of 68rad/s2.
A force is applied 80 cm away from the axis of rotation and isperpendicular to the lever arm.
A 4412 N forceis applied 64 cm from the axis of rotationand is parallel to the lever arm.
A sphere is spinning with a constantangular velocity.
1 A 241 N forceis applied at the axis of rotation.
A rotating body has an angularacceleration of 68rad/s2.
A force is applied 80 cm away from the axis of rotation and isperpendicular to the lever arm.
A 4412 N forceis applied 64 cm from the axis of rotationand is parallel to the lever arm.
A sphere is spinning with a constantangular velocity.
1

Explanation / Answer

since = I = 68 rad/s2 , we know ispresent answer: A rotating body has anangular acceleration of 68rad/s2.

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