Question

Classify the following into levers as class I, class II or class III:
1. A door 2. Catapult 3. Wheelbarrow 4. Fishing rod.

Answer 1

catapult is 1.doors is2.flishing road is3.wheelbarrow

Answer 2

Answer:Door-2nd class

Catapult-3rd class

Wheelbarrow-2nd class

Fishing rod-3rd class

Explanation:Just memorize the word "FLE". Put this keyword in each case and you will catch the logic.