A point 10 feet from the center of a rotating platform covers a distance of 300 feet in 15 sec. If it starts from rest, what is the rpm of the platform after 15 seconds?

Q: A wheel 30 cm in diameter accelerates uniformly from 250 rpm to 380 rpm in 6.2 s .How far will a…

A: The objective of the question is to find out the distance traveled by a point on the edge of the…

Q: A hamster running in a wheel of radius 15 cm spins the wheel at 16 revolutions per minute. Round…

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Q: An object is swung in a horizontal circle. If it starts at position zero (0 rad), has an…

A: Angular acceleration = a = 2.5 rad/s² Time = t = 0.75 s Initial angular velocity = w = 0 Let @…

Q: A flywheel is brought from rest up to a speed of 1 500 rpm in one minute. What is the average…

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Q: disk of radius 4.00 m spins with an angular speed of 90.0 degrees/second. What is the speed of the…

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Q: A person pushes a merry-go-round from rest to a final angular speed of 0.540 rev/s with constant…

A: According to the given data ωf=0.540rev/s θ=2rev ωi=0    {  Initially at at } We need to find…

Q: Son Goku whirled Gohan during their training. Gohan’s height is 1.76 m while Son Goku’s armlength is…

A: Given data: The height of Gohan is h=1.76 m. The arm length of Son Goku is x=2.00  m. Rotational…

Q: The disk in a computer disk drive spins up from rest to a final angular speed of 5400 rpm in 2.00 s.…

A: Given Data: The final angular speed of a disk is, ωf=5400 rpm The time required to spin a disk is,…

Q: blades of a fan running at low speed turn at 280 rpm. When the fan is switched to high speed, the…

A: Initial frequency fo = 280 rpm = 280/60 rps  =4.67 rps  Final frequency f = 430 rpm = 430/60 rps…

Q: An electric fan makes 300 revolutions per minute. If it comes to a stop after 12 secs, what is the…

A: Given: The initial angular speed is 0 rad/s. The final angular speed is 300 revs/s. The time…

Q: An object is swung in a horizontal circle, starting at position zero (0 rad) and ends at 8 rad. If…

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Q: The crankshaft in a race car goes from rest to 3000 rpmrpm in 3.5 ss. What is the angular…

A: Given: The initial angular speed is 0 rad/s. The final angular speed is 3000 rpm. The time interval…

Q: An optical disk drive in a computer can spin a disk at up to 10,000 rpm. If a particular disk is…

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Q: The end of the cutting cord on a gas-powered weed cutter is 0.21 m in length. If the motor starts…

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Q: Cheryl is riding on the edge of a merry-go-round, 2m from the center, which is rotating with an…

A: The objective of the question is to find the total acceleration of Cheryl who is riding on the edge…

Q: The crankshaft in a race car goes from rest to 3000 rpm in 2.0 seconds. How many revolutions does it…

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Q: A pulley having a 5.0-cm radius is turning at 30 rev/s about its central axis. It is slowed down…

A: Informations given : Radius of the Pulley  = 5.0  cm   Initial Angular velocity  = w1 = 30 rev/s…

Q: The rotor on a helicopter turns at an angular velocity of 3.2x102 revolutions per minute.   If the…

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Q: A truck with 0.350 m radius tires travels at 35.5 m/s. At how many radians per second are the tires…

A: Given data: The radius of tire is r=0.35 m. The speed of tire is v=35.5 m/s.

Q: A disk of radius 4.00 m spins with an angular speed of 90.0 degrees/second. What is the speed of the…

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Q: A figure skater's second spin begins with an angular velocity of 290o/s.  From that point until…

A: Angular acceleration = change in angular velocity /time Therefore, angular acceleration =…

Q: A particle is moving in a circle of radius 0.40 m. At an instance when the angular speed is 2.0…

A: Given: The radius of the circular path is 0.4 m. The angular speed is 2  rad/s. The angular…

Q: A record player is spinning at 33.3 rpm. (a) How far does it turn in 2-sec? (b) When the motor is…

A: The angular speed ω is given by ω=∆θ∆t ∆θ is the angle rotated ∆t is the time interval 1 rpm = 2π60…

Q: A Ferris wheel rotates 5 times each minute. The passenger sit in seats that are 20 feet from the…

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Q: Starting from rest, a wheel with a radius of 0.48 m begins to roll across the ground in a straight…

A: From Kinematic equation for rotational motion,  ω2 = ω02 + 2αθ Given parameters, Radius of wheel  r…

Q: A car is on a race track of radius 1200 feet. The car begins moving at 118 ft/s, but accelerates at…

A: The problem can be solved by using the transformation relation between linear velocity and angular…

Q: Q3. A lypical camera has at least one lens, and the purpose of the lens is to produce a focussed…

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Q: A motorsports driver is driving his car at a constant speed of 37.0 m/s on a circular track with a…

A: Given -          speed of car on circular track (V )= 37 m/s           radius of circular track (R)…

Q: To throw the discus, the thrower holds it with a fully outstretched arm. Starting from rest, he…

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Q: A large centrifuge is used to expose aspiring astronauts to accelerations similar to those…

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Q: The blades in a blender rotate at a rate of 6200 rpmrpm . When the motor is turned off during…

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Q: A wind turbine rotates at 15.8 rpm and has an angular acceleration of 0.0502 rad/s2. If the wind…

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