If the unit of velocity is run, the unit of time is second and unit of force is strength in a hypothetical system of unit. In this system of unit, the unit of mass is (strength)x (second)y (run)z. Find the value of y/x.
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answer is 1.
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Detailed Solution
∵ F=ma⇒ m=Fa=( Force )+ Change in velocity Time = Force × Time Change in velocity =( strength )(seco)( run )−1 Thus, x=1,y=1 and x=−1∴ yx=1