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The minute hand of a circular clock is 15 cm long. How far does the tip of the minute hand move in 1 hour. (Take (π) = 3.14)

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r=15cm Time =1 hr The tip of the min hand makes 1 full revolution in 1 hr. We will find the circumference ( distance moved in 1 revolution ) C=2(π)r=2×3.14×15=94cm
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C language Faculty (online Classes )

Radius of the circular clock (r) = 15 cm Circumference of the circular clock = 2πr = 2 × 3.14 × 15 cm = 94.2 cm Therefore, the tip of the minute hand moves 94.2 cm in 1 hour.
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"Rajesh Kumar N: Guiding Young Minds from 1 to 12 with Expertise and Care"

In 1 hour, the minute hand makes 1 full circle. Distance moved = Circumference = 2πr = 2 × 3.14 × 15 = 94.2 cm
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"Rajesh Kumar N: Guiding Young Minds from 1 to 12 with Expertise and Care"

In 1 hour, the minute hand completes 1 full circle. Distance moved = Circumference = 2πr = 2 × 3.14 × 15 = 94.2 cm Answer: 94. 2 cm
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Online Mathematics tutor with 6 years experience(Online Classes for 10th to 12th)

Radius of the circular clock (r) = 15 cm Circumference of the circular clock = 2πr = 2 × 3.14 × 15 cm = 94.2 cm Therefore, the tip of the minute hand moves 94.2 cm in 1 hour.
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Related Questions

Diameter=1.6m Radius r=1.6÷2=0.8m Rate of polishing= 15/m² Area of table=πr²=3.14×0.8×0.8=2.0096m² Now Cost=2.0096×15=₹30.14
Rakesh Kalra
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Side of square=6cm Now area of square=36cm² Radius of circle=2cm Area of circle=πr²=3.14×2×2=12.56cm² Therefore remaining area=36-12.56=23.44cm²
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Diameter = 1.5 m Radius (𝑟)=0.75m Cost per meter = ₹15 Length of lace =Circumference =2pir =2×3.14×0.75=4.71m   2πr=2×3.14×0.75=4.71m Cost =4.71×15= ...
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