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the friction coefficient between an athlete's shoe and ground is 0.90 .suppose a superman wears these shoes and races for 50 m . there is no upper limit on his capacity of running a) find the minimum time he will take for the ...
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If tan^2α=1+2tan^2β,prove that cos2β=1+2cos2α ...
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the angles which a vector A = i+j+ 2 k makes with X Y Z axes respectively are a) 60° 60° 60° b) 45° 45° 45° c) 60° 60° 45° d) 45° 45° 60° ...
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the angles which a vector A = i+j+ 2 k makes with X Y Z axes respectively are a) 60° 60° 60° b) 45° 45° 45° c) 60° 60° 45° d) 45° 45° 60° ...
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