كويز تفاعلي: Torque Worksheets - inspire - فيزياء - الصف الحادي عشر المتقدم - الفصل الثالث

Question 1

DB question no.: 1

Points: 1

A wrench is used to tighten a nut. A 15N perpendicular force is applied 50cm away from the axis of rotation, and moves a distance of 10 cm as it turns. What is the torque applied to the wrench?

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Question 2

DB question no.: 2

Points: 1

The easiest way to open a heavy door is by applying the force

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Question 3

DB question no.: 3

Points: 1

A 800N man is playing on a seesaw with son who has a weight of 200N. If the child is sitting 3 meters away, how far will the man have to sit to balance the seesaw?

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Question 4

DB question no.: 4

Points: 1

What is the Unit for Torque

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Question 5

DB question no.: 5

Points: 1

Torque is the product of a force exerted on an object times the lever arm.

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Question 6

DB question no.: 6

Points: 1

Does a bridge anchored resting on two pillars have any torque?

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Question 7

DB question no.: 7

Points: 1

What force does not cause any torque?

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Question 8

DB question no.: 8

Points: 1

A seesaw with mass x is perfectly balanced with a fulcrum in the center. If mass x changes uniformly does the net torque change?

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Question 9

DB question no.: 9

Points: 1

In the diagram above, two masses, one with mass m, the other with mass M = 2m are resting on a uniform plank of length L that pivots at its midpoint. If the mass m is at the far end of the plank, how far away from the pivot should the mass M be to balance the plank in a horizontal position shown?

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Question 10

DB question no.: 10

Points: 1

When an object is experiencing a net torque

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Question 11

DB question no.: 11

Points: 1

You apply force to a wrench to tighten a bolt. The wrench breaks in half. Select the best answer for what happens next. Assume the force applied remains constant.

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Question 12

DB question no.: 12

Points: 1

If the torque required to loosen a nut on the wheel of a car has a magnitude of 60.0 N• m, what minimum perpendicular force must be exerted by a mechanic at the end of a 45.0 cm wrench to loosen the nut?

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Question 13

DB question no.: 13

Points: 1

If the torque required to loosen a nut on the wheel of a car has a magnitude of 85.0 N• m, what minimum 65 degrees from the perpendicular force must be exerted by a mechanic at the end of a 22.0 cm wrench to loosen the nut?

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Question 14

DB question no.: 14

Points: 1

What is the distance the masses on the right of the fulcrum need to be to balance with the two masses on the left?

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Question 15

DB question no.: 15

Points: 1

A beam with a length of L is lifted from one end with a force of F1. If the beam doubles in length but contains the same mass, what will the force required to lift it be in terms of F1?

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Question 16

DB question no.: 16

Points: 1

A construction worker is worried about applying too much torque to a bolt using his wrench. What could he do to reduce his torque on the bolt?

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Question 17

DB question no.: 17

Points: 1

What force is equal to the normal force from the wall acting on the ladder?

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Question 18

DB question no.: 18

Points: 1

A state of equilibrium is also seen below. Each of the cars weighs the same 9800 N. Despite the fact that there is only one car on the left-hand side that is 9 m from the fulcrum, the torques balance because, the cars on the right-hand side, are ____meters from the fulcrum.

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Question 19

DB question no.: 19

Points: 1

Find the magnitude of the torque produced by a 5.0 N force applied to a door at a perpendicular distance of 65 cm from the hinge.

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Question 20

DB question no.: 20

Points: 1

A seesaw is unbalanced with two people of different masses sitting equal distances from the center. Which of the following will result in equilibrium?

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Question 21

DB question no.: 21

Points: 1

What direction is the torque acting with respect to post A?

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Question 22

DB question no.: 22

Points: 1

Find the magnitude of the torque produced by a 22.0 N force applied to a door at a 30 degree from the perpendicular distance of .005 km from the hinge.

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