Question

Asked Sep 26, 2019

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A) A wheel is rotating at 5 radians/sec, and the wheel has a 83-inch diameter. To the nearest foot, what is the speed of a point on the rim in ft/min?

B) A pulley of radius 25 cm rotates 7 times in 4 sec. Find the angular speed of the pulley

C) A wheel is rotating at 4 radians per sec, and the wheel has a 96-inch diameter. To the nearest foot per minute, what is the speed of a point on the rim?

D) The radius of the tires of a car is 18 inches, and they are revolving at the rate of 651 revolutions per minute. How fast is the car traveling in miles per hour?

E) Find v for the tip of the hour hand of a clock, if the hand is 7 cm long

Step 1

Let *v* be the speed of a point on the rim, *w* be the angular velocity, and *r* be the radius of the wheel.

Write the given values of the question.

Step 2

Write the expression for velocity in terms of radius and ...

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