Question

A fan rotates at a speed of 123.5 rotations per minute. If the speed of the regulator is adjusted to increase the speed of the fan 3.5 times, find the number of rotations per minute of the fan.


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Answer 1

Step-by-step explanation:

Answer

Frequency=u

u=100rpm

=100/60s

−1

=5/3Hz(s

−1

)

Angular velocity =ω

=2×π×u

=2×3.14×5/3

=10.47rads

−1

r=0.20m

Linear velocity v=ω×r

=10.47×0.20

=2.094ms

−1

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Answer 2

Answer:

123.5×3.5=432.25

Step-by-step explanation:

hope it helps