A 55-kg child riding a Ferris wheel (radius = 11 m) travels in a vertical circle. The wheel completes one revolution every 18 s. What is the magnitude of the force on the child by the seat (i.e. normal force) at the lowest point on the circular path?

Q: turns of radius r in a race track are often banked at an angle θ to allow the cars to achieve higher…

A: When a body moves in circular path it requires centripetal force  Centripetal force F = mv2 /r

Q: As your bus rounds a flat curve at constant speed of 15.0 m/s, a package with mass 0.300…

A: Write the given vales of the problem-Speed(v)=15 m/sMass = 0.300 kgDraw the free body diagram-

Q: A 500 g block on top of a frictionless table top is being spun around in a circle by a string that…

A:

Q: A jet airplane is in level flight. The mass of the airplane is ?=8990 kg.m=8990 kg. The airplane…

A: The vertical component of the force balances the weight of the plane. It is given as,

Q: A small object of mass 0.500 kg is attached by a 0.580 m-long cord to a pin set into the surface of…

A: Given data:  Mass (m) = 0.500 kg Length of cord (L) = 0.580 m Speed (v) = 7.23 m/s Required:…

Q: A 5.59 kg ball is attached to the top of a vertical pole with a 2.31 m length of massless string.…

A:

Q: A 42.0-kg child takes a ride on a Ferris wheel that rotates four times each minute and has a…

A: Given: Mass of the child = 42 kg Diameter = 22 m Angular velocity = 4 rev / min…

Q: Problem#2: On an unbanked road, a vehicle travels at 42 mi/h constantly on a circular motion of…

A: The net force acting on an object is the product of the mass and the acceleration of the object. The…

Q: A puck of mass m= .095 kg is moving in a circle on a horizontal frictionless surface. It is held in…

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Q: A puck of mass m = 0.075 kg is moving in a circle on a horizontal frictionless surface. It is held…

A: Given, m = 0.075kg L= 0.34m t= 0.65 s Formula used : Ft = mLw2 , v = Lw

Q: In the Bohr model of the hydrogen atom, an electron moves in a circular path around a proton. The…

A: Given data: Speed of electron is, v=2.22×106 m/s. Radius of circular orbit is, r=0.530×10-10 m.

Q: If the normal force exerted by the track on the car when it is at the top of the track (point B) is…

A: Normal force at top, NB = 6 N Normla force at bottom, NA = ?  Mass, m = 0.750 kg Radius, r = 5 m

Q: A stunt pilot in an air show performs a loop-the-loop in a vertical circle of radius 2.87x103 m.…

A: Given: The speed of the pilot is 210 m/s. The actual weight of the pilot is 821 N. The radius of the…

Q: In the Bohr model of the hydrogen atom, an electron moves in a circular path around a proton. The…

A:

Q: A 834 kg automobile is moving at a maximum speed of 33 m/s on a level circular track of radius 362…

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Q: A sample of blood is placed in a centrifuge of radius 16.0 cm. The mass of a red blood cell is…

A:

Q: A person of mass 60.0 kg is riding on a Ferris wheel as illustrated. Draw the free body diagram for…

A: Draw the free body diagram and then apply the Newton's second law. Also use the centripetal…

Q: A 3.0-kg rocket-propelled toy car has a speed of 6.0 m/s as it rides inverted at the top of a…

A: A 3.0-kg rocket-propelled toy car has a speed of 6.0 m/s as it rides inverted at the top of a…

Q: (a) Calculate the magnitude of the gravitational force exerted on a 450-kg satellite that is a…

A:

Q: A small block with mass 0.0400 kg slides in a vertical circle of radius 0.0720 m on the inside of a…

A: Mass of the block (m) = 0.0400 kgRadius of the circle (r) = 0.0720 mNormal force at the bottom…

Q: A 3 kg body is connected via an inextensible cable to a 1 kg body. A 30 N force at 37 degrees to the…

A:

Q: A 54.0-kg ice skater is moving at 4.07 m/s when she grabs the loose end of a rope, the opposite end…

A: The mass of the ice skater is m = 54.0 kg. The velocity of the skater is v = 4.07 m/s. The radius of…

Q: A person whirls a 0.250-kg stone in a 1.00-m-radius horizontal circle at the end of a string. The…

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Q: A ride at an amusement park consists of a rotating cylinder with a radius of 5.00 m. After it…

A:

Q: A "swing" ride at a carnival consists of chairs that are swung in a circle by 18.7 m cables attached…

A: Given: Length of cable = 18.7 m Mass of chair +occupant M =294 kg

Q: A sample of blood is placed in a centrifuge of radius 20.0 cm. The mass of a red blood cell is 3.0 ✕…

A: Given that Radius of the centrifuge R = 20.0 cm Mass of the RBC is m = 3.0 × 10-16 kg The magnitude…

Q: A car is driving around a flat, circularly curved road with a radius of 4.40 * 10^2 m. The mass of…

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Q: A sample of blood is placed in a centrifuge of radius 16.0 cm. The mass of a red blood cell is 3.0 x…

A:

Q: A 5.23 kg ball is attached to the top of a vertical pole with a 2.33 m length of massless string.…

A: Mass of the ball, m = 5.23 kgLength of the string, L = 2.33 mSpeed of the ball, v = 4.95…

Q: A crate of eggs is located in the middle of the flat bed of a pickup truck as the truck negotiates a…

A: The radius of the circular path is 40 m.The coefficient of the static friction is 0.58.

Q: In the figure, a car is driven at constant speed over a circular hill and then into a circular…

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Q: A race car travels 76 m/s around a circular track of radius 159 m What is the magnitude of the…

A: Given,v = 76 m/sr = 159 mm = 1600 kg

Q: You are driving your car through a roundabout that has a radius of 9.0 m. Your physics textbook is…

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Q: A ball of mass m moves along a track in the shape of vertical circular loop. There are 2 forces…

A: Step 1Step 2:Step 3:

Q: A race car is making a U-turn at constant speed. The coefficient of friction between the tires and…

A:

Q: A jet airplane is in level flight. The mass of the airplane is m = 9010 kg. The airplane travels at…

A:

Q: A car enters a 364-m radius horizontal curve on a rainy day when the coefficient of static friction…

A:

Q: a swing ride at a carnival consists of chairs that are swung in a circle by 14.4m cables attached to…

A:

Q: Disturbed by speeding cars outside his workplace, Nobel laureate Arthur Holly Compton designed a…

A: Given : Mass of a car (m) = 1800 kg Radius (r) = 19.6 m Speed of a car (v) = 25.0 km/h =…

Q: A 22.4 kg ice skater is moving at 5.35 m/swhen she grabs the loose end of a rope, the opposite end…

A: The expression for the force is,

Q: The roadway of a bridge over a canal is in the form of a circular arc of radius 38.71 m. What is the…

A:

Q: In the Bohr model of the hydrogen atom, an electron moves in a circular path around a proton. The…

A:

Q: On the International Space Station an object with mass m = 170g is attached to a massless string of…

A: Given:             m= 170g = 0.170 kg             L = 0.61 m             T = 8N             Vmax= ?

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.