Question

Can you help me find this answer

Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

3 ) W = Fs

• W = 20 × 45
• W = 900 J or
• W = 0.9 kJ .

4 ) here , mass and displacement plays an important role .

• As Both Ant and Elephant is doing work !

• here, both are doing work but dye to mass , the works done by them is different because ant drags the housefly , work is done as it moves .

• Elephant is also doing work but tree is not moving so it maybe taken as negligible .