A bowling ball sits on the smooth floor of a subway car moving at constant velocity. If the car now has a horizontal acceleration a, what is the acceleration of the ball? Assume that the ball rolls without slipping.

Q: A wheel with radius 0.465 m0.465 m rotates 5.035.03 times every second. Find the period ?T of this…

A: Given data:  Radius of wheel (r) = 0.465 m Number of rotations per second = 5.03 Required: The…

Q: You want to centrifuge at 2660 g and the centrifuge has a radius of rotation of 9.5 cm. What RPM…

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Q: a ladybug is placed on a rotating turntable. she travels in a circle and is 10 m from the axis of…

A: Given: The speed of the object is 20 m/s. The distance of the object from the center is 10 m.

Q: Starting from a standstill, a windmill-style softball pitcher executed a pitch in 0.6 s. If her…

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Q: A ball is attached to a string and rotates in a circle. If it takes 1.00 s to complete one…

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Q: A ferris wheel with radius 12 m makes a revolution every 3 minutes. Find the linear (tangental)…

A: Linear speed is defined as rate of change of distance. v=dt     ......1 where d is distance  t is…

Q: A small coin is placed on a flat, horizontal turntable . The turntable rotates at a constant rate of…

A: According bartleby guidelines only three sub parts can be answered.  Given data-

Q: A light, rigid rod is 75.5 cm long. Its top end is pivoted on a frictionless horizontal axle. The…

A: Given, Length of rigid rod=75.5 cm Let speed at the lowest point is Ui m/s

Q: A coin is placed on a platform that makes 3 turns in 3.14s. Since money can stand 5cm away from the…

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Q: rock on the end of a 75cm long string spins in a horizontal circle. If the string makes an angle of…

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Q: To start a lawn mower, you must pull on a rope wound around the perimeter of a flywheel. After you…

A: The object's angular velocity can be said to be the change in the object's angular displacement…

Q: ev/min. Assume that this rate is constant, and determine the speed v and magnitude a of the…

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Q: A bicycle has wheels with a diameter of 0.650 m. It accelerates uniformly and the rate of rotation…

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Q: A carousel with an angular speed of 0.25 rev/s.  As it is brought to rest with a constant…

A: An angular speed, ω=0.25 ravs=0.25×2π rads=1.57 rads and ω0=0. Time, θ=6.5 rev=6.5×2π rad=40.82 rad…

Q: A turntable is off and is not spinning. A 0.9 g ant is on the disc and is 14 cm away from the…

A: The objective of the question is to determine the angular velocity, linear velocity, angular…

Q: body is being spun by a piece of string in a horizontal circle of radius 2.50 m on a flat,…

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Q: Consider an annular disk rolling down an inclined plane. The annular disk has mass 164 [g], inner…

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Q: You have your bicycle upside down while you adjust the chain. The chain is wound around the rear…

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Q: A rock is spun in a sling at a constant speed of 56.0 m/s. What rate of rotation, in rev/s, is…

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Q: A tennis ball, starting from rest, rolls down the hill in the figure. At the end of the hill the…

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Q: A turntable is off and is not spinning. A 0.9 g ant is on the disc and is 14 cm away from the…

A: The objective of the question is to determine the angular velocity, linear velocity, angular…

Q: A car is driving on a flat, circular track and accelerates uniformly from rest with a tangential…

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Q: During Keon's golf drive, the angular velocity of his club is zero at the top of the backswing and…

A: Average angular acceleration = change in angular velocity / time  And average tangential…

Q: Object A weighs 64.4 lb and has a radius of gyration of 0.60 ft with respect to a horizontal axis…

A: Given that: Weight of A, WA=64.4 lbHence the mass of A, MA=WAg=64.432.2 =2 slugRadius of gyration of…

Q: A long string is wrapped around a 6.3-cm-diameter cylinder, initially at rest, that is free to…

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Q: A hockey puck with mass 230 g is attached to a rope of length 49.0 cm and swung in a horizontal…

A: Given information:Mass of the hockey puck (m) = 230 g = 0.23 kgThe length of the rope (r) = 49 cm =…

Q: A Ferris wheel with radius 14.0 m is turning about a horizontal axis through its center (see figure…

A: Radius, r = 14 m Velocity, v = 7 m/s

Q: A rotating fan completes 1200 revolutions every minute. Consider a point on the tip of a blade, at a…

A: Number of revolution n= 1200Radius of blad r=0.10 mTime t= 1minute =60 Seconds

Q: You have your bicycle upside down while you adjust the chain. The chain is wound around the rear…

A: .r =4cm R = 11 Ɵ = Vot + αt2/2 Vo = 0 .t = 1s Ɵ = 2(2∏) = 12.56 12.56 = 1/2α(1)2  α = 25.12 now, αR…

Q: Write the acceleration in terms of its tangential and normal components.

A: The expression for acceleration in terms of curvature and speed,

Q: A flywheel is rotating at an angular velocity of 100 rad/s. A brake is applied to the flywheel and…

A: Given Data The initial angular velocity of flywheel is:ωo=100 rad/s The angular velocitry after…

Q: A uniform solid cylindrical log begins rolling without slipping down a ramp that rises 26.8° above…

A: The gravitational force provides a torque τ on the cylinder if we set the point on the ramp where…

Q: A turntable is off and is not spinning. A 0.9 g ant is on the disc and is 14 cm away from the…

A: The objective of the question is to determine the angular velocity, linear velocity, tangential…

Q: The propeller of a 90-horsepower outboard motor at full throttle rotates at exactly 4300 revolutions…

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Q: In the figure below, a solid ball rolls smoothly from rest (starting at height H = 8.3 m) until it…

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Q: You are at a playground with a merry-go-round, which is initially sitting still.  You push on it,…

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Q: A tire 1/2 m in radius rotates at a constant rate of 240 rev/min. Use v = rw to find the linear…

A: The expression for the linear speed is,

Q: The car A has a forward speed of 21 km/h and is accelerating at 3.4 m/s². Determine the velocity and…

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Q: Astronauts in the International Space Station must work out every day to counteract the effects of…

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