My watch gains 5 minutes in every hour. How m | vedclass

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Question

(C) The watch gains $5$ minutes in every $60$ minutes of true time.This means that for every $60$ seconds of true time,the second hand covers $60 + 5

Vedclass · Accepted Answer

$390$

Vedclass · Answer

(C) The watch gains $5$ minutes in every $60$ minutes of true time.This means that for every $60$ seconds of true time,the second hand covers $60 + 5 = 65$ seconds of movement on the watch face.The second hand moves $6^{\circ}$ for every $1$ second of movement.Therefore,in $1$ minute of true time,the second hand moves $65 	imes 6^{\circ} = 390^{\circ}$.

My watch gains $5$ minutes in every hour. How many degrees does the second hand move in every minute?

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