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Maths Puzzle
A wheel rotates 3.5 times in one second. What time(in seconds) does the wheel take to rotate 55 radian of angle?
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- A wheel rotates 3.5 times in one second. means 7pi rad in one sec
55 radians are covered in 55/7pi = 5/2 mins = 2.5 mins - 12 years agoHelpfull: Yes(5) No(1)
- 55 Radians = 55*7/22*pi=35/2pi
3.5 times in one second = 3.5*2*pi=7pi
For 55 Radians=35/2*(1/7)=2.5 seconds - 11 years agoHelpfull: Yes(1) No(0)
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