An electric fan rotates at the rate of 850 rev / min when it is turned off. After turning off, it spins 1350 revolutions before stopping. How long did it take for the fan to stop completely?

Q: Chris tied a 902g rock to a rope and swung it above his head, making 35 complete revolutions in two…

A: Mass of rock (m) = 902 g = 0.902 kg Number of revolutions in 2 minutes = 35Number of revolutions in…

Q: An automobile engine slows down from 3100 rpm to 1500 rpm in 2.3 s . a) Calculate the total…

A: Given data:  Initial angular velocity (ω0) = 3100 rpm Final angular velocity (ω) = 1500 rpm Time (t)…

Q: A toy airplane is tied to a 0.7 m cord, swirling in circles.  The boy holding the cord did a…

A: radius of the circle, r=0.7 m angular velocity ω=24 rpm=24×2×π60 rad/s let the linear velocity of…

Q: n 2010, the Sikorsky's X2 helicopter became the world's fastest helicopter, flying at 249 miles per…

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Q: marker at the top of the wheel. The wheel then decelerates and eventually comes to a halt on one of…

A: Given, Angular acceleration  α = 0.3 rev /s2                                      = -2π x 0.3 rad/s2…

Q: A carnival ride spins people around in a circle that has a radius of 5 m. The carnival ride can make…

A: Write the given values with the suitable variables. r=5 mω=20 rev/min=20×2π60 rad/s=2.094 rad/s…

Q: A typical hard disk in a computer spins at 7200 rpm. Part A What is the frequency, in rev/s? Express…

A: Given Information:- Angular frequency of the computer hard disk is ω=7200 rpm.   Required:- We have…

Q: Andre lives in a hot climate, works outside of the home from approximately 8:00 am to 5:00 pm,…

A: Let us determine the time for which Andre uses the fan. Let us consider that he stays at home on…

Q: Jennifer decided to install a ceiling fan in the master bedroom. After a laborious installation, she…

A: initial angular speed (w) = 0 final angular speed = 120 rev/min  = 2 rev/sec  = 12.57 rad/s t = 20…

Q: Which graph best represents the relationship between the mag- nitude of the centripetal acceleration…

A: Given data:  Object moving in circular path Radius is constant Required: Relationship between…

Q: A record is spinning around on a record player and has a period of 4.00 s. The record has a diameter…

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Q: Complete the following table: table: Example A B C D E F G H I Example Measurement 85 cm 15.2 J 1680…

A: For the given problem, it is very important to know the topic of Units and dimensions. Thought he…

Q: A car of mass m=1500kg is moving down a level road. It comes to a hill whose cross section is semi…

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Q: You're out in space, on a rotating wheel-shaped space station of radius 867 m. You feel planted…

A: Write the given values with the suitable variables. r=867 mg=9.81 m/s2 Here, r is the radius and g…

Q: A particle travels around a circular path having a radius of 38 m. If it is initially traveling with…

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Q: You have a physics homework set that's due in a few days, so, naturally, you're procrastinating. As…

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Q: A pick-up truck is fitted with new tires which have a diameter of 42 inches. How fast will the…

A: We are given diameter of tire. We first find radius of tire. We are given number of revolutions per…

Q: Helen decided to take a ride. The wheel has a diameter of 52.3 m and rotates at a constant speed of…

A: The given values are, d=52.3 mv=70.2 cm/s=70.2 cm/s1 m100 cm=0.702 m/st=2.28 min=2.28×60 s=136.8 s

Q: When a motor is disconnected from the power, it changes from 1700 revolutions per minute to 1000 in…

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Q: The horse on a carousel is 4.0 m from the central axis.a. If the carousel rotates at 0.10 rev/s, how…

A: The time taken can be obtained as

Q: 50 radians are equal to how many degrees?

A: In the given problem we have to convert 50 rad into degree. Relation between radian and degree is π…

Q: A spinning wheel is set into rotational motion with the beginning of the angular section labeled “1”…

A: Given : θo = 30 degrees α = -0.3 rev/s2  wo = 7 rev/s

Q: A high-speed drill reaches 2200 rpm in 0.60 s. Through how many revolutions does it turn during this…

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Q: Conver 2.5 radian into degrees.

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Q: Here in Columbus, we're living through a heat wave with an expected heat index of 110 degrees today.…

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Q: Physics capacitor question

A: Answer: The equivalent capacitance between points a and b is 6.0182µF. Given data: C=20µF To Find:…

Q: A metal rod with a length of 27.0 cm lies in the ry-plane and makes an angle of 39.0° with the…

A:

Q: a. A ferris wheel starts from rest and accelerates at 0.036 rad/s² to get up to its operating speed…

A: Given data:  Initial angular velocity (ω0) = 0 rad/s Angular acceleration (α) = 0.036 rad/s2 Final…

Q: A disk spins at 3.0rev/s speeds up to 15rev/s at a steady rate over a time of 24.0 seconds. Through…

A: Given data: Initial angular velocity (ω0) = 3.0 rev/s Final angular velocity (ω) = 15 rev/s Time (t)…

Q: Microwave ovens rotate at a rate of about 6 rpm.  What is this in radians per second? Group of…

A: The revolution per minute is 6rpm.

Q: A Ferris wheel has a radius of 42.4 feet. The bottom of the Ferris wheel sits 0.8 feet above the…

A: GivenA Ferris wheel has a radius of 42.4 feet. The bottom of the Ferris wheel sits 0.8 feet above…

Q: A fan is rotating at a constant speed of 60 rpm. The fan has a diameter of 0.50 m and coasts to a…

A: Initial speed of fan is ωi = 60 rpm  Radius of the fan is R = 0.25 m  t = 30 s