Your car's speedometer is geared to accurately give your speed using a certain tire size: 14.5" diameterwheels (the metal part) and 4.85" tires (the rubber part).(a) If your car's instruments are properly calibrated, how many times should your tire rotate per second ifyou are travelling at 45 mi/hr?rotations =Report answer accurate to 3 decimal places.

Given,14.5 in diameter of the wheel (the metal part)4.85 in tires (rubber part)speed of the car, v =…

Answered: Your car's speedometer is geared to…

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter8: Rotational Motion

Section: Chapter Questions

Problem 6STP

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Similar questions

A boy rides his bicycle 2.00 km. The wheels have radius 30.0 cm. What is the total angle the tires rotate through during his trip?
A bicycle wheel with radius 0.3 m rotates from rest to 3 rev/s in 5 s. What is the magnitude and direction of the total acceleration vector at the edge of the wheel at 1.0 s?
Two pullys are connected by a belt. The smaller pulley has a diameter of 2 inches, while the other has a diameter of 7 inches. The smaller pulley is rotating at 30 rotations per minute. Round answers to two decimalplaces and include the units.a) How fast is the belt moving?b) How fast (in rotations per minute) is the larger pulley rotating?
a radial saw has a blade with a diameter of 14 in. Suppose the blade spins at 1000 rpm. a) Find the angular speed of the blade in rad/sec (exact form). b) Find the linear speed of the saw teeth in ft/sec (round to the nearest tenth). (1 ft = 12 in)
A circular wheel goes from rest to full speed of 31 rev/min in 1/8 of a complete rotation. 1. How long does the wheel take to reach full speed?
Imagine a 90° arc (1/4 of a circle). The radius of the circle is 40 meters. If a car is driving around the circumference of the arc at 21 mph, what is the car's angular velocity in rad/sec? Hint: Convert mph to m/s first. Answer to 3 sig figs.
A bicycle wheel starts to accelerate from w, = 32rad/s. If the wheel goes through 476 revolutions in 28 seconds, determine the final angular velocity of the wheel. Express your answer in units of rad/s using zero decimal places.
A bicycle with 24-inch diameter wheels is traveling at 17 mi/h. Find the angular speed of the wheels in rad/min. How many revolutions per minute do the wheels make? Round your answer to three decimal places.
A fan is spinning with an angular velocity of 3500 revolutions per minute (rpm). When turned off, it takes 7.00 seconds to completely stop spinning. Calculate the number of revolutions the fan makes during the 7.00 seconds while it is coming to a stop.
Sadie rollerbladed for 15 minutes. She put a device on one of the wheels that determined that the wheel rotated 10800 times during the 15 minute ride. If the diameter of the wheel is 7.6 cm, find a) the distance traveled in metres (to 3 decimal places) b) the angular velocity of the wheel in rads per second (to 3 decimal places)
A wheel of radius 7 inches is rotating 15°/s. What is the linear speed of the wheel? Give your answer to 3 decimal places. in/s What is the angular speed in RPM? RPM What is the angular speed in rad/s? T rad/s
Answered ct Answer Consider a basketball at the top of a ramp. As the ball (radius= 0.235 m) rolls down the ramp, it reaches the bottom with a speed of 3.56 m/s. If the ramp is 72 cm high, how fast the ball rolling at the bottom? (This problem is asking about the angular speed.) Round to 1 decimal. 6.3 margin of error +/-0.1

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