Torque Review

What is the equation for Torque?

What is the Unit for Torque

• Nm
• N
• W
• J

A wrench is used to tighten a nut. A 15N perpendicular force is applied on the handle 0.5m away. What is the torque applied to the wrench?

• 7.5 Nm
• 1.5 Nm
• 750 Nm
• 150 Nm

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

• Near the hinges
• In the middle of the door
• At the edge of the door far from the hinges
• At the top of the door

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?

• .666 Nm
•  133.3 N
• 66.7 N
• 13.3 Nm

A 5.0 N force is applied to a door at a perpendicular distance and exerts 3.25 Nm of Torque. How far from the hinges is the force applied?

• 0.65m

• 16.25 cm

• 6.5 cm

• 0.1625 m

What is the weight of the package?

• 5 N
• 10 N
• 15 N
• 20 N

What is the mass of the package?

• 0.5 kg

• 1 kg

• 1.5 kg

• 10 kg

• 5 kg

Which applied force has the most Torque?

• F₁

• F₃

• F₄

• F₅

Two children, Taylor and Riley, sit on a seesaw. If Taylor has a mass of 22 kg and is sitting 1.5 m from the fulcrum, how far from the fulcrum does 44-kg Riley have to sit so that the seesaw is balanced? (Don't include units in your answer)

Mathematical Equivalence

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