A 25 kg child sitting 2 m from the center of a merry-go-round moves with a speed of 1.25 m/s. What is the centripetal force exerted on the child? Show all work and units for full credit.

Q: When an object that is spinning in a circle loses its centripetal force, how does it move?

A: An object that is spinning in a circle can change its direction due to centripetal force.

Q: Find the centripetal force exerted on a 7.12-kg mass moving at a speed of 2.98 m/s in a circle of…

A: Find the centripetal force exerted on a 7.12-kg mass moving at a speed of 2.98 m/s in a circle of…

Q: What is the centripetal force needed to keep a 3.73 kg mass moving in a circle of radius 0.80 m at a…

A: mass (m) = 3.73 kg radius (r) = 0.80 m speed (v) = 8.08 ms

Q: What keeps the Earth in orbit?

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Q: A child sitting 1.40 m from the center of a merry -go- round moves with a speed of 1.55 m/s ,…

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Q: When a supertanker is brought to a stop, its engines are typically cut off about 25 km from port.…

A: The momentum of the supertanker is very high due to its high mass.

Q: 12. A girl sits on a tire swing that is attached with a rope that is 2.10 m in length. Her dad…

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Q: A child attaches a rubber ball to a string and it whirls it around in a circle overhead. If the…

A: The length of the string is r = 0.5 m. The velocity of the ball is v = 10 m/s.

Q: Considering the figure attached, which instance has the highest centripetal acceleration?

A: We know that centripetal acceleration = v2r, where v is velocity and r is radius. For A =…

Q: What supplies the centripetal force for a satellite in orbit around the Earth?

A: The centripetal force to hold a satellite in orbit about the earth is supplied by gravity.…

Q: A 0.5 kg ball moves in a circle that is 0.94 m in radius at a speed of 4.25 m/s. Calculate its…

A: Given  Mass m = 0.5 kg  Radius r = 0.94 m  Speed v = 4.25 m /s

Q: Why is the centrifugal force talked about so much if it's not real?

A: Centrifugal force is a fictitious outward force that arises in a rotating frame of reference. It is…

Q: What is a centripetal force? Give some example for this force?

A: A centripetal force is a force that makes a particle to follow a curved path. The direction of the…

Q: . A ball of mass 0.12 kg attached to a rope of length 2.0 m is whirled in a vertical circle at a…

A: Centripetal force can be the balancing force that will keep a body in a circular motion. It will be…

Q: A tetherball is a type of vertical pendulum where the ball swings freely in a horizontal circle…

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Q: Which requires less fuel, launching a rocket to escape speed from the Moon or from Earth? Defend…

A: Force of gravity defines the attractive force between any two objects. Here, the force of gravity…

Q: A student swings a 0.25 kg ball around his head with a 2 m long string. If the ball swings with a…

A: The given data are: m=0.25 kgr=2 mv=4 m/s Here, m denotes the mass, r denotes the length of string,…

Q: batter checks her swing as a 0.15 kg baseball crosses home plate outside the strike zone. If the…

A: mass of baseball (m) = 0.15 kg Let the mass of batter = M distance between batter and ball (d) =…

Q: Calculate the centripetal force (in N) of a 2 kg object revolving in a circle with a radius of 0.5 m…

A: Given, Mass of the object, M = 2kg Velocity, V= 6 m/s  Radius, r = 0.5 m

Q: A child attaches a rubber ball to a string and whirls it around in a circle overhead. If the string…

A: To find the centripetal acceleration we have been given with the following radius=0.3  Ball's speed…

Q: man is about to use his webs to swing through the city of New York to chase down a bank robber.  If…

A: Given r = 19.7 m  v =16.6 m/s

Q: What happens to an Earth satellite's period when the satellite is placed into a higher orbit?

A: There are essentially three types of Earth orbits: high orbit, medium orbit, and low Earth orbit.…

Q: Adam is swirling a 200 g ball that is attached to a cord of 60 cm long. If the ball is revolving in…

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Q: How does gravity affect the skater who starts at a same height among the Earth, Moon and Jupiter?

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Q: If the string that holds a whirling can in its circular path breaks, what land of force causes it to…

A: The whirling can travel with a tangential velocity as it is held in a circular path by a string.…

Q: A baseball projected with an initial velocity of 141 m/s at an angle of 45° follows a parabolic path…

A:

Q: A 1,025 -kg car whose speed is 3.4 m/s rounds a curve whose radius is 40 m. The centripetal force on…

A: The equation for the centripetal force on the car is given by,

Q: child attaches a rubber ball to a string and whirls it around in a circle overhead. If the string is…

A:

Q: What does the word centripetal mean?

A: Centripetal can be defined as a proceeding or acting in a direction towards a center or axis,

Q: A 300g ball is attached to a string of length 1.4m and making an angle of 30 degrees with the…

A:

Q: A satellite is moving in a nearly circular orbit around the earth? Show that the air friction will…

A: Consider a satellite orbiting around the Earth at an altitude. Due to the air friction provided by…

Q: Calculate the kinetic energy of a 4.3 x 10^3kg  satellite moving at a speed of 4.8 km/s Round your…

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Q: The wheel of fortune is 2.6 meters in diameter. A contestant gives the wheel an initial velocity of…

A: In the given question, Diameter of the wheel (D) = 2.6m Initial velocity of the wheel (u) = 2m/s We…

Q: Modern roller coasters have vertical loops like the one shown in the figure below. The radius of…

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Q: Discuss the reason that the term centripetal is used and why it is accurate to say that an object is…

A: Say an object is moving with a constant speed v around a circle of radius r. We say that this object…

Q: What is the centripetal acceleration of the ball?

A: Given data: The mass of the ball is: m=2 kg The length of the cord is: L=1 m The revolution of the…

Q: You sit on a stool, stick your legs straight out in front of you, and spin around. If you spin at…

A: Spinning velocity (v) = 4.71 m/s  Length of legs (r) = 0.75 m  Mass of big toe (m) = 0.035 kg

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.