Question

E Match the statements in Column A, with those in Column B.
1. An example of simple machine called wheel and axle.
2. An example of lever of third order.
3. An example of lever of second order.
Column A
Column B
(a) Fixed pulley
(b) Oil or grease
(c) Door knob
4. A material used for reducing friction at the movable parts of machine. (d) Nut cracker
5. A machine commonly employed for lifting water from a village well.
(e) Fire tongs​

Answer 1

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Answer 2

Answer:

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