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Question
If we choose the upward direction as positive which of the following graphs correctly represents the acceleration of a freely falling body?
If we choose the upward direction as positive which of the following graphs correctly represents the acceleration of a freely falling body?
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Solution
The correct option is D A
A since upward direction is given as positive the downward direction will be negative. All throughout the acceleration remains -9.8m/s2.
A person goes from his home to his office taking one hour. There he works for 2 hours and then in half hour reaches home back. A representative displacement-time graph is
A
A since upward direction is given as positive the downward direction will be negative. All throughout the acceleration remains -9.8m/s2.
A person goes from his home to his office taking one hour. There he works for 2 hours and then in half hour reaches home back. A representative displacement-time graph is
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