Question

if the above coin is repalace by a heavy five rupee coin, what will be your observation .Give reason​

Answer 1

Answer:

The coin will fall into the class as the card on which coin was resting is removed. ... This is because inertia of the coin will make it stay at rest . According to my way of thinking it might be same as if the weight will change , then the friction force applied by the card will also change .

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Answer 2

a) the coin will fall inside the glass

b) newtons 1st law, intertia of the coin will make it stay at rest

c) same case might happen. or beacause of the higher mass, the friction will be higher. so it may go with the card