Question

A. Fill in the blanks with suitable words.

1. A wheel and axle arrangement is anexample of ______machine.

2. A________machine consists ofseveralsimple machines working together.

3. Input is the work done_____"the
machine and output is the work done_________the machine.

4. A lever of first class has________in the
middle.

5. An oar of a boat is an example of_________class lever.

6. Mechanical advantage of a third class leverthan one.is always_______than one
​

Answer 1

Explanation:

Sorry bruv I dont know the answer..

Answer 2

Answer:

1.lever

2.complex machine

3.

4.fulcrum

5.second class lever

6.longer