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REVIEW MOMENTS

Authored by Meilisa Meilisa

Physics

6th - 8th Grade

Used 13+ times

REVIEW MOMENTS
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15 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the equation for moments?

Moment = force x perpendicular distance from pivot

Moment = mass x velocity

Moment = force x distance

Moment = force x parallel distance from pivot

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the unit of the moment of a force?

N

N/kg

N/m

Nm

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A nut can be loosened more easily with

a short spanner because a larger turning effect can be produced.

a long spanner because a larger turning effect can be produced.

a long spanner because a larger force can be produced.

a short spanner because a larger force can be produced.

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

What is the moment acting on the seesaw?

1.6Nm
15Nm
16N
4Nm

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Assuming the system is in equilibrium, calculate the missing distance d

3.4 m

2.8 m

4.4 m

1.6 m

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jack has a weight of 300 N and sits 2.0 m from the pivot of see-saw. Jill has a weight of 450 N and sits 1.5 m from pivot. Who will move down?

Jack

Jill

Both of them

None of them

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