Levers and Moments

Front

The place where a lever pivots is called the _______.

Back

Fulcrum

Front

What is the moment produced by a force of 15 N acting at a distance of 0.1 m from the fulcrum?

Back

1.5 Nm (anti-clockwise)

Front

How many types of levers are there?

Back

3

Front

Moment is bigger if the force acts further from the turning point. TRUE or FALSE?

Back

TRUE

Front

What is the anticlockwise moment acting on a crane if the force is 1000 N and the distance from the fulcrum is 100 m?

Back

100,000 Nm

Front

Define 'moment' in the context of levers.

Back

Moment is the measure of the turning effect of a force about a pivot point.

Front

What is the formula for calculating moment?

Back

Moment = Force x Distance from the fulcrum.

Front

In a first-class lever, where is the fulcrum located?

Back

In the middle, between the effort and the load.

Front

Give an example of a first-class lever.

Back

Seesaw or a pair of scissors.

Front

In a second-class lever, where is the load located?

Back

In the middle, between the fulcrum and the effort.