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CBSE Class 11-science Answered

In the case of a ball thrown up, at the highest point, the acceleration is 'g' ie., 9.8m/s2. Will it have positive or negative sign? Why?
Asked by somyap | 30 May, 2011, 12:00: AM
answered-by-expert Expert Answer
At the highest point the acceleration is in negative sign because it acts against the gravitational force of the Earth.
Answered by | 30 May, 2011, 04:59: PM

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CBSE 11-science - Physics
Q17. The velocity time relation of an electron starting from rest is given by v = kt where k = 6m / (s ^ 2) Calculate the distance traversed in 2 sec. 122
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CBSE 11-science - Physics
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CBSE 11-science - Physics
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CBSE 11-science - Physics
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Asked by santoshyadav6673633 | 26 Jan, 2024, 04:55: PM
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CBSE 11-science - Physics
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CBSE 11-science - Physics
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CBSE 11-science - Physics
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CBSE 11-science - Physics
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CBSE 11-science - Physics
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a mass of 0.1 kg falls freely under the action of gravity find the force acting on it it's momentum and kinetic energy after 10 sec ?
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