An object ofmass 100 g move around circumference of circle of radius 2 m with constant angular speed 7.5 radians/s. Compute- (i) linear speed (ii) force directed towards centre

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Q: The tires on new compact car havea diameter of 2.0 ft and are warranted for 60 000 miles, (a)…

A: Answer Given data Diameter of the tire d= 2 ft Warranty of the tire x=60000 miles a Angle rotated by…

Q: The disk of a rotating cutter rotates about its central axis at 33.5 rev/min and takes 60 seconds to…

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Q: A car initially traveling at 29.0 m/s undergoes a constant negative acceleration ofmagnitude 1.75…

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Q: A disk 8.04 cm in radius rotates at a constant rate of 1 170 rev/min about its central axis. (a)…

A: Using rotational motion equations,

Q: 35. The Force Exerted on the Moon Figure 5-27 shows the Earth, Moon, and Sun (not to scale) in their…

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Q: Human centrifuges are used to train military pilots andastronauts in preparation for high-g…

A: Given,Radius, r = 4.5mCentripetal acceleration, ac=9g

Q: A Ferris wheel turns at a constant 190.0 revolutions per hour. (a)   Express this rate of rotation…

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Q: e linear acceleration of a car, the 0.310-m radius tires of which have an angular acceleration of…

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Q: The angular speed of a motor wheel is increased from 1200 rpmto 3120 rpm in 16 seconds. (i) What is…

A: (a) Angular acceleration is,

Q: The angular position of a point on a rotating wheel is given by 0-4.55 3941+ 156, where Ois in…

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Q: A car initially traveling at 29.0 m/s undergoes a constant negativeacceleration of magnitude 1.75…

A: Given,Initial velocity of the car, u=29m/sFinal velocity of the car, v=0m/sMagnitude of negative…

Q: What is angular speed of car rounding a circular turn of radius 110m at 52.4 km/h.

A: Given: The radius of car is R=110 m. The speed of the car is V=52.4 km/h.   The expression to…

Q: A wheel with a radius of 50 cm turning at 240 rpm uniformly increases its frequency to 1320 rpm in…

A: Given information: Here, r is the wheel’s radius, ωi and ωf are the initial and the final angular…

Q: The drill used by most dentists today ispowered by a small air turbine that can operate at angular…

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Q: A centrifuge rotor is accelerated for 23. s from 8000 rpm to 13000 rpm (revolutions per minute). (a)…

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Q: An automobile engine slows down from 2500 rpm to 1200 rpm in 2.5 s. Calculate its average angular…

A: Converting initial angular velocity: ω1 = 2500 rpm ω1 = (2500 rpm) * (2π rad/1 revolution) * (1…

Q: A disk, with a radius of 0.25 m, is to be rotated like a merry-go-round through 1000 rad, starting…

A: (given) Radius (r) of the disk = 0.25 m Disk is rotating through angle = 1000 rad…

Q: ity ans per sec

A: Angular velocity is a vector quantity and is described as the rate of change of angular displacement…

Q: A Ferris wheel turns at a constant 170.0 revolutions per hour. (a)   Express this rate of rotation…

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Q: A 0.30 m-radius automobile tire rotates how many rad after starting from rest and accelerating at a…

A: From the equation of circular motion θ = ωi t+ αt2/2 Here, θ = angular displacement,  ωi = initial…

Q: A tyres of a lorry make 75 rev as th truck reduces its speed uniformly from 30 m/s to 20m/s .the…

A: number of revolutions (n) = 75 Initial speed of the truck (u) = 30 msFinal speed of the truck (v) =…

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Q: A point on rim of a rotating flywheel changes from 1.5 m/s to 10m/s while it moves 60m if the radius…

A: Given: V1=1.5 m/sec V2=10 m/sec S=60 m R=1 m v=7 m/s

Q: 1) An ultracentrifuge accelerates from rest to 100,000 rpm in 2.00 min. (a)What is the average…

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Q: A particle moves in a circle of radius 80 m with a constant speed of 30 m/s. (a) What is its angular…

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