Question

Multiple Choice ( Select 1 out of 4 options, for the
question below.)
Which of the following is a type of simple machine?
Options
O Lever
O Pulley
O Wheel and Axle
O All of the above
Clear Response​

Answer 1

Answer:

All of above...,......

.

Answer 2

Answer: O All of the above

Explanation:

A simple machine is a basic machine which helps to reduce effort to do a job thus making job easier to do for humans.

Lever

Lever is a simple machine. It is a basic machine used in advanced machines. Lever helps to reduce force required to do a certain job.

Lever is a bar with fulcrum. It is used to lift heavy boulders with much ease and less by applying less force.

Pulley

Pulley is a simple machine. It is basic component of many complex machines. It is used in wells to draw water easily from the well. It is used in conveyor belts. Pulleys reduces friction and thus prevents loss of energy and heat.

Wheel and axle

Wheel and axle are the basic machines of a complex car.

Wheels are the building block of cars and trucks.

Axle supports the wheels and the structure of the car and thus is a very basic but important component of an automobile.

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