The minute hand of a watch is 1.5 cm long .How far does its tip move in 40 minutes.
Answers
Answered by
30
Hey mate here is your answer :
• The minute hand turns through 2/3 of a revolution.
Therefore , Thetha = 2/3 * 360 or 4π/3 radian.
Hence , the required distance travelled is given by ,
l = r thetha
l = 1.5 * 4π/3cm
l = 2π cm
l = 2 * 3.14 cm
l = 6.28 cm
hope it helpful to you ^_^
• The minute hand turns through 2/3 of a revolution.
Therefore , Thetha = 2/3 * 360 or 4π/3 radian.
Hence , the required distance travelled is given by ,
l = r thetha
l = 1.5 * 4π/3cm
l = 2π cm
l = 2 * 3.14 cm
l = 6.28 cm
hope it helpful to you ^_^
Answered by
13
hey mate here is urs answer!!!
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shubhangi63:
hii
my answer is wrong na
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