Motor and Torque

Motor and Torque

11th Grade

12 Qs

quiz-placeholder

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Motor and Torque

Motor and Torque

Assessment

Quiz

Physics

11th Grade

Hard

NGSS
HS-PS2-1

Standards-aligned

Created by

Charles Martinez

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image
Find the magnitude of the torque produced by a 3.0 N force applied to a door at a perpendicular distance of 25 cm from the hinge.
75 Nm
.75 Nm
6.3 Nm
8.75 Nm

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image
Find the magnitude of the torque produced by a 18.0 N force applied to a door at a 60 degree from the perpendicular distance of  .001 km from the hinge.
15.6 Nm
.015 Nm
6.3 Nm
8.75 Nm

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image
If the torque required to loosen a nut on the wheel of a car has a magnitude of 40.0 N• m, what minimum perpendicular force must be exerted by a mechanic at the end of a 60.0 cm wrench to loosen the nut?
.666 Nm
 133.3 N
66.7 N
13.3 Nm

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image
If the torque required to loosen a nut on the wheel of a car has a magnitude of 90.0 N• m, what minimum 45 degrees from the perpendicular force must be exerted by a mechanic at the end of a 55.0 cm wrench to loosen the nut?
231.4 N
2.314 N
35 N
3500 N

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image
A state of equilibrium is also seen below. Each of the cars weighs the same (1 Tonne= 4470000 N). Despite the fact that there is only one car on the left-hand side that is 6 m from the fulcrum, the moments balance because, the car on the left-hand side, is ____meters from the fulcrum, compared to the cars on the right-hand side.
4 m
3 m
1 m
2 m

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image
When speed increases, what happens to the value of motor load torque?
increases
decreases
stays constant

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image
When speed decreases, what happens to the value of torque?
increases
decreases
stays constant

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