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CBSE Class 9 Answered

WORK AND ENERGY
Asked by ravikiran | 18 Oct, 2009, 03:49: PM
answered-by-expert Expert Answer

As the angle θ is increased cos θ starts decreasing. And due to the multiplication by cos θ, the work done starts decreasing.Eventually when the θ becomes 900 work done reduces to 0.

Answered by | 20 Oct, 2009, 11:57: AM

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CBSE 9 - Physics
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