Question

Name the levers mentioned in the following passage. Identify the fulcrum, load and effort of each and say which type of lever it is.

Ravi and Savita sit on a sea-saw in a garden. In the mean time, a gardener is trimming trees in the garden. He puts the leaves and other garbage in the wheelbarrow. Later, Ravi gets thirsty and he buys lemon sherbet. The sherbet seller cuts the lemon and squeezes it using a lemon squeezer. He puts small pieces of ice in the glass with the help of the tongs.

Answer 1

Answer:

The levers include the following:

1. sea-saw
2. wheel-barrow
3. lemon squeezer
4. tongs

Sea-saw:

Fulcrum is the distance between the two, load are the people sitting on the sea-saw and pivot is the joining point on the sea-saw that is situated in the middle it is called the effort.

Wheel-barrow:

The wheel's axle is the fulcrum, the handles take the effort, and the load is placed between them.

Lemon squeezer:

In a lemon squeezer, the lemon (load) is at the middle, the fulcrum of the squeezer is at one end and the push given by hand (effort) is at the other end.

Tongs:

The ice cubes is the load , the tongs handles is the fulcrum

Answer 2

Answer:

THE  levers are

sea- saw- class 1 lever

wheel barrow- class 2 lever

lemon squeezer- class 2 lever

tongs- class 3 lever

Explanation:

sea -saw- The fulcrum is in the middle, the effort is applied on one side of the fulcrum and the resistance (or load) on the other side

wheelbarrow - effort- load- fulcrum

lemon squeezer-the load is at the centre of effort and fulcrum

tongs- the effort is between the load and the fulcrum

Hope this answer helps you .

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