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If the upward direction is taken as posi...

If the upward direction is taken as positive then, which of the following correctly shows the magnitude of acceleration due to gravity with its direction?

A

`9.8m//s^(2)`

B

`-9.8m//s^(2)`

C

`10m//s^(2)`

D

`-10m//s^(2)`

Text Solution

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The correct Answer is:
B
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AAKASH INSTITUTE-MOTION IN STRAIGHT LINE-Assignment (SECTION - A)
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  2. The ratio of velocity of two objects A and B is 1:3. It the position-t...

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  4. The area under the acceleration-time (a-t) graph gives

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  5. A ball is thrown vertically upward with a velocity u from the top of a...

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  8. A ball is thrown vertically upward from the top of a tower with a spee...

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  9. Which of the following x-t graphs represents the distance-time variati...

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  12. A ball is thrown vertically upward attains a maximum height of 45 m. T...

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