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When is work said to be minimum and maxi...

When is work said to be minimum and maximum in terms of magnitude?

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`W_(min)=0" when "theta=90^(@)b//wvecFandvecsandW_(max)=Fs" when "theta=0^(@)` between `vecFandvecs`.
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SUBHASH PUBLICATION-WORK, POWER AND ENERGY -NUMERICALS WITH SOLUTIONS
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