Suppose a rubber stopper of mass 0.020 kg is attached to a string and revolving with constant speed of 4.0 meters/second about a horizontal circular path of radius 0.25 meters. What is the magnitude of the centripetal force on the rubber stopper?

Q: The Moon orbits the Earth at a distance of 3.84 x 10^8 m and with a tangential speed of 1 km/s. If…

A: Given Data radius of orbit , r = 3.84×108 m  mass of moon , mn = 7.3×1022 kgtangential speed of moon…

Q: A child is twirling a 0.0273-kg ball on a string in a horizontal circle whose radius is 0.125 m. The…

A: Mass of the ball, m = 0.0273 kg. Radius of rotation, R = 0.125 m. Time period, T = 0.409 s.   To…

Q: A 1 kg block is attached to vertical rod by means of two strings. When the system rotates about the…

A: Option c is correct

Q: Two objects of equal masses are moving in uniform circular motion with one in clockwise direction…

A:

Q: How much centripetal force (in N) is required to keep an object with mass 2.5kg moving uniformly in…

A: Given: The mass of the object is 2.5 kg. The radius of the circle is 0.33m. The linear speed is 1.7…

Q: At the northern tropic which you may take to be at 19 degrees north, air rises directly upwards from…

A: Given,The speed of air, v = 45 m/sThe angle made by northern tropic, θ=19°Angular velocity of Earth,…

Q: A car is moving at 30 m/sec on a circular path with a radius of 150 meters, Find the time to finish…

A:

Q: A child is twirling a ball on the end of a string in a horizontal circle around her head. What is…

A: In a uniform circular motion, the magnitude of the velocity is always constant but its direction is…

Q: Problem 2. A skier of mass 80 kg comes down a frictionless ski run that is circular (R = 30 m) at…

A:

Q: A0.758 kg coin is placed at 0.298 from the center of a rotating horizontal turntable. When the coin…

A: Centripetal force is the force which keeps an object moving on a circular path. Direction of…

Q: How much centripetal force is required to keep a 12 kg object revolving 5 times per second in an…

A: The Centripetal force of an object moving along a circular path is given by,                  F =…

Q: A ball attached to the end of a string is swung around in a circular path of radius r. If the radius…

A:

Q: A ball of mass m = 0.275 kg swings in a vertical circular path on a string L= 0.850 m long as shown…

A:

Q: Each of the space shuttle's main engines is fed liquid hydrogen by a high-pressure pump. Turbine…

A:

Q: boy rides a small car at a speed of 12 km / hr along a circular path with radius of 3.5 m. Wat is…

A: boy rides a small car at a speed of 12 km / hr along a circular path with radius of 3.5 m.

Q: A 2.00Kg puck on a frictionless horizontal surface on the Earth is constrained to a circular orbit…

A:

Q: A car, with mass m, is racing around a circular track with some velocity v. If the car suddenly had…

A: Given:mass of the car is trippledthereforem' = 3mand velocity is doubled,v' = 2vthere if no change…

Q: Each of the space shuttle's main engines is fed liquid hydrogen by a high pressure pump. Turbine…

A: Angular speed, ω=189 rev/s =189×2π rad/s ω=1187.52 rad/s Radius, r= 0.0218 m To determine The…

Q: A boy whirls a ball on a string in a horizontal circle of radius 1 m. How many revolutions per…

A:

Q: A ball of mass m = 0.275 kg swings in a vertical circular path on a string L= 0.850 m long as shown…

A:

Q: A student ties a washer to the end of a string and swings it in a circle over her head. The washer…

A: Given Data:The speed of the washer is v=2.4 m/s.The radius of the circular path is r=0.51 mTo…

Q: . A child is twirling a 0.0151-kg ball on a string in a horizontal circle whose radius is 0.0649 m.…

A:

Q: A 35.0 kg child is riding a playground merry-go-round that is rotating at 40.0 rev/min. What…

A: we know that centripetal force  Fc= mw2Rwhere m is massw is angular velocity R is distance from…

Q: A ball of 0.145 is tied to a 50 cm rope and begins to spin in a horizontal circle. Determine (a)…

A:

Q: A pendulum consists of a 1.60 kg mass attached to a wire that makes a fixed angle of 15.0° with the…

A:

Q: A race car rounds a curve at 56 m/s. The radius of the curve is 445 m, and the car's mass is 700 kg.…

A: Centripetal acceleration: The acceleration is directed radially toward the centre of the circle. The…

Q: What centripetal acceleration do we undergo at the equator with respect to earth's center on account…

A: We know that centripetal acceleration is, ac = w2R where, w = angular speed and R = radius

Q: A 1250-kg vehicle travels at a constant speed of 7.00 m/s around a circular track that has a radius…

A:

Q: 55.0 kg child takes a ride on a Ferris wheel that rotates four times each minute and has a diameter…

A:

Q: An airplane is flying in a horizontal circle at a speed of 105m/s. The 80kg pilot does not want his…

A: Given, speed of an airplane, v = 105 ms mass of the pilot, m = 80 kg centripetal acceleration, ac =…

Q: A tether-ball attached to the end of a 4.00 m rope is swung in a horizontal circular path around a…

A: Given Data: The mass of a tether-ball is, m=1.00 kg The angular speed of a tether-ball is, ω=45.0…

Q: A 1 kg block is attached to vertical rod by means of two strings. When the system rotates about the…

A: Net force towards centre is known as centripetal force. here block is acted by three forces: 1.…

Q: It took a 900 kg racing car 12.3 seconds to travel at uniform speed around a circular racetrack of…

A: Mass of vehicle is Time is Radius of circular track is Note:Find:(a) Centripetal acceleration.(b)…

Q: You are speeding around a turn of radius 70.0 m at a constant speed of 18.0 m/s. Assuming your mass…

A: Radius r = 70.0 m Speed v = 18.0 m/s Mass m = 75.0 Kg

Q: At the northern tropic which you may take to be at 23 degrees north, air rises directly upwards from…

A: Given: Angle, ϕ=23 ° Speed, v=30 m/s Radius, r=6.37×106 m To find: Magnitude of Coriolis and…

Q: It takes a 813kg racing car 0.532 mins to travel at a uniform speed twice around a circular…

A: Given  Mass = m = 813kg Time taken to complete two round = t = 0.532 mins radius = r = 103m We have…

Q: A one-ton car moving at 12 m/s takes a turn around a circle with a radius of 23.5 meters. Determine…

A:

Q: A toy airplane with a mass of exactly 0.200 kg is tied to a 1.50 m string. The other end of the…

A: Given : mass of toy, m = 0.2 kg              length of string, L = 1.50 m             Angle with…

Q: Assume the Moon travels in a perfect circle around the Earth, with masses 7.35 * 1022 kg and…

A: Write the expression for the centripetal force.

Q: A satellite moves on a circular earth orbit that has a radius of 6.7 x 105 m. A model airplane is…

A:

Q: An object is moving in a circle with uniform speed. The centripetal force on it is F, its velocity…

A: Direction of velocity(V) is always tangential to a point on the circle.Hence, it doesn't point to…

Q: A ball is swung in a horizontal circle at a constant speed. Each circle takes 0.85 seconds to…

A: The expression to solve for the angular velocity of the ball is as follows: ω=2πTω=2π0.85 sω=7.39…

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.