A metallic ball, tied to one end of a 2-meter string, executes uniform circular motion along a horizontal plane. The other end of the string is kept fix. If each revolution requires 0.5 second, then what is the angular

Q: A point on the rim of a 80 cm diameter tire wheel changes speed uniformly from 13.1 m/s to 19.6 m/s…

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Q: A disk is rotating at 17 rad/s when a hoop is dropped straight on top of it. The hoop is not…

A: The initial angular speed of the disk is given as ω1=17 rad/s

Q: Janelle throws the discuss by holding it with a fully extended arm. Starting from rest, she moves…

A: Given data *The given time is t = 1.2 s *The radius of the circle is r  *The angular displacement is…

Q: The page feed roller of a computer printer grips each 11-inchlong sheet of paper and feeds it…

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Q: A wheel 203 cmcm in diameter takes 2.30 ss for each revolution.  Find the period of the wheel.…

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Q: What would the magnitude of the angular acceleration of the rod due to gravity be at the moment is…

A: Examine the rod’s FBD. The gravity’s torque on the rod can be represented as, Here, Fg, r, m, g,…

Q: A pitcher throws a curveball that reaches the catcher in 0.64 s. The ball curves because it is…

A: Time to reach by the ball to reach= 0.64 s Av. angular Velocity= 260 Rev/minute

Q: When a car travels at 17.6 m/s, the angular velocity of the 0.313-m radius car tire is rad/s. Normal…

A: Speed of the car The radius of the car tire

Q: The earth's radius is 6.37×10^6m; it rotates once every 24 hours. What is the earth's angular speed?

A: Angular speed of a rotating object is given by ω = 2πT, where T = the time period or time taken for…

Q: A car tire with a 30 in. diameter rotates at 700 revolutions per minute. The brakes are hit until…

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Q: Suppose a circular disk is rotating at a rate of 60 revolutions per minute. a) Determine the angular…

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Q: A merry-go-round at the park starts from rest, and you grab one of the bars on the ride and start…

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Q: A cooling fan is turned off when it is running at 860 rev/minrev/min . It turns 900 revolutions…

A: Given: The initial angular velocity of the fan is 860 rev/min. The number of revolutions is 900. The…

Q: A rotating bar's angular position is changing over time as 24.1t2 radians from time, t=0.0s. What is…

A: Given A rotating bar's angular position is changing over time as 24.1t2 radians from time, t=0.0s.…

Q: A potter's wheel (1 = 6.3 kg-m²) spins at 24 rad/sec. A 2.4 kg glob of clay is dropped vertically…

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Q: A child on a merry-go-round takes 3.0 s to go around once.What is his angular displacement during a…

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Q: A rotating wheel has a constant angular acceleration. It has an angular velocity of 5.0 rad/s at…

A: Initial angular velocity is Final angular velocity is Time is Find:Angular displacement.

Q: A wheel, originally rotating at 10 rad/s2. What is its angular speed after it has turned thriugh an…

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Q: A track star runs a 275 m race on a 275 m circular track in 30 s. What is his angular velocity (in…

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Q: A ball 24cm in diameter rolls down a hill from rest, passing through 11 complete revolutions (22pi…

A: Given data: Angle rotated by the ball θ=22π rad Time taken to travel t=7.4 s Initial angular speed…

Q: A wind turbine is rotating counterclockwise at 0.78 rev/s and slows to a stop in 21 s. Its blades…

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Q: The 4.00-cm-long second hand on a watch rotates smoothly. What is its angular speed? Express your…

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Q: boy rides his bicycle 1.68 km. The wheels have a radius 32.5 cm. What is the total angle (in rad)…

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Projectile Motion