Question

B.
so as to red
State whether the following statements are
true or false :
1. A weighing balance is an example of lever
of first order.
2. A ramp used in workshops to move heavy
loads is an example of inclined plane.
3. A steering wheel of a car is an example of
pulley.
4. A single fixed pulley does not change the
direction of applied effort.
5. A lock and key is an example of lever of
first order.
​

Answer 1

Answer:

no. 5 is correct

Explanation:

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