When a carpenter shuts off his circular saw, the 10.0-inchdiameter blade slows from 3984 rpm to 0 in 1.25 s. (a) What is theangular acceleration of the blade? (b) What is the distance traveled by a point on the rim of the blade during the deceleration?(c) What is the magnitude of the net displacement of a point onthe rim of the blade during the deceleration?

Q: If the radius of Earth is given by R_ER​E​​, then when you are a distance of 2R_E2R​E​​ from the…

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Q: such that the top makes an arc of a circle of radius 50 m as shown. At the top the cars velocity is…

A: v= 6 m/s R=50 m centripetal acceleration ac =v2R ac=6250=0.72 m/s2

Q: A fairgrounds ride spins its occupants inside a flying-saucer-shaped container. If the horizontal…

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Q: To avoid accident in the road, the minimum velocity with which a car driver must traverse a curve of…

A: Given information: The radius of the curve is, r=150 m The coefficient of friction is, μ=0.6

Q: Question 4 (4.1)A ball is launched at an angle of 30o above the horizontal with an initial…

A: Given, Launch angle θ=30∘ Initial velocity u = 8 m/s   Now the vertical component of velocity is…

Q: Figure below shows the total acceleration and velocity of a particle moving clockwise in a circle of…

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Q: An object is traveling with a velocity of 6.0 m/s in a circular path whose radius is 4.0m. What…

A: Velocity = v = 6 m/s Radius = r = 4 m Centripetal acceleration will be given by following formula:

Q: A certain centrifuge produces a centripetal acceleration of magnitude exactly 1320g at a point 10.8…

A: Ans:- Image-1

Q: To keep a constant centripetal acceleration, how much should the radius change if the velocity is…

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Q: An aeroplane flying at 89 m/s makes a turn of radius 914 m. By what angle will the aircraft tilt?

A: Formula of angle at which aircraft will tilt is as follows; tanθ=v2Rg…

Q: What is the smallest radius R about which an automobile can turnwithout skidding at 100 km/h if μ =…

A: For not skidding, the centripetal force is balanced by the friction force.  μ m g =m v2R where, v is…

Q: A point at R=0.2 m from the axis of rotation makes for 1 min 300 rev/min. Determine the centripetal…

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Q: What is the maximum velocity, in miles per hour, for an automobile rounding a level curve of 200 ft…

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Q: Disc Dora was rotating at a certain speed and then suddenly disconnected from it. In what direction…

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Q: What is the tangential acceleration of the object if it accelerates uniformly in a circular motion…

A: Given : Change in velocity (dv) = 80 m/s Change in time (dt) = 25 s

Q: Poinfx" moves in a circular Patk of 18m radius so that its ard aistance from an initial position Y…

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Q: A rotating fan completes 1100 revolutions every minute. Consider the tip of a blade, at a radius of…

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Q: A medical saw is rotating at a constant rate of 15 rev per/second. If it has a radius of 12 cm. what…

A: To find the centripetal acceleration Given :  radius = 12 cm = 0.12 m Rotating at a constant rate of…

Q: In a NASCAR competition, a car can negotiate the 60.0 m radius curve at a maximum speed of 120 kph.…

A: The radius of the curve, r=60 m   The speed of the car, v=120 kmh×1000 m1 km×1 h3600 s=33.33 m/s

Q: Jackie Chan and Bruce Lee engaged in an extreme fight. During its intensity and burst of powers,…

A: Initial angular velocity is ωi=600 rpm=600×2π60  rad/s=20π rad/s Final angular velocity is ωf=0…

Q: A fairgrounds ride spins its occupants inside a flying-saucer-shaped container. If the horizontal…

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Q: A point on a rotating turntable 20.0 cm from the center speeds up at the constant rate from rest to…

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Q: A fairground ride spins its occupants inside a flying saucer-shaped container. If the horizontal…

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Q: Kristen performs a backward flip (one revolution) in 0.75 seconds. c.) If the radius of her body…

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Q: Find the linear velocity of a point moving with uniform circular motion, if the point coversa…

A: The given values are, s=220 mit=4 hr

Q: If there is a net force on a particle in uniform circular motion, why doesn’t the particle’s speed…

A: in uniform circular motion, the speed of the particle remains constant but the velocity is…

Q: What is the magnitude of the centripetal acceleration of a bicycle that is traveling at a speed of…

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Q: A motorcycle, starting from rest, accelerates at 2.87 m/s2 on a circular track with a 205 m…

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Q: A small object moves at constant speed in a horizontal circle of radius 0.540 m. If the object makes…

A: If the object is moving at a constant speed in a horizontal circle it is then undergoing a uniform…

Q: Can a car move in curve path with a constant linear velocity?

A: A vector has a magnitude as well as direction. A linear velocity is a vector quantity, its magnitude…

Q: On a strange planet the acceleration due to gravity is 20 ft/s^2 downwards towards the planet…

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Q: What is difference between Uniform circular motion and projectile motion?

A: When the object move in the circular path, it is called the circular motion. If the speed of the…

Q: A pilot performing a horizontal turnwill lose consciousness if she experiences a centripetal…

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Q: The power to electric motor rotating at 600 rpm is cut off. If the magnitude deceleration of the…

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Q: "In the circular motion, always the centripetal acceleration points inward" True O False

A: In circular motion an object moves in a circular path by application of force acting on it .

Q: motion

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Q: What is the centripetal acceleration of the second hand tip of a clock if it measures 1.2 cm?(r=1.2…

A: Given,  The length of second hand tip of a clock =1.2 cm. We have to find the centripetal…

Q: A circular disk of radius 0.200 m rotates at a constant angular speed of 1.50 rev/s. What is the…

A: Given data: Radius (r) = 0.200 m Angular speed = 1.50 rev/s = 1.50 x 2π rad/s

Q: What is the tangential velocity of a train moving in a circular track with radius of 9.72m if its…

A: Given: circular track radius r = 9.72 m Centripetal acceleration ac = 37 m/s2

Q: To avoid capture during a high speed car chase involving the Diplomatic Security Service, a saboteur…

A:

Q: Can centripetal acceleration change the speed of a particle undergoing circular motion?

A: Centripetal acceleration

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

A:

Q: A centrifuge accelerates uniformly from rest to 15000 rpm in 210 s.  Through how many revolutions…

A: The number of revolution is given by,

Q: A fishing sinker on a string revolves in a circle of radius 1.00 m with a constant speed of 2.75…

A: Given data:  Radius (r) = 1.00 m Speed (v) = 2.75 m/s Required: Centripetal acceleration (ac)

Projectile Motion