State Newtons first law of motion .Give examples.
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Answer:
Examples: (a) A book lying on a table cannot change its state of rest unless an external force is applied on the book. (b) A car set free on a sloppy road will continue to be in motion unless an external force applied by hands or brakes to bring the car to rest.
Answer:
5. The value of a piece of land is increasing at a rate of 25% per annum. Find its value after 5 years if its value is 2,00,000 today.
6. Write an expression for the value of a commodity after 20 years if its value decreases at a monthly rate of 2%.
5. The value of a piece of land is increasing at a rate of 25% per annum. Find its value after 5 years if its value is 2,00,000 today.
6. Write an expression for the value of a commodity after 20 years if its value decreases at a monthly rate of 2%.
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