If a ball has 0.5 J of kinetic energy, what will be its new kinetic energy if you double the mass and make the ball move two times as fast?

Q: A 50 kg diver stands on top of a hill with a total energy of 40,000 Joules. How high  is the hill?

A: mass of diver(m)=50 kg  Energy of diver=40,000 J when diver js at top of hill,the energy is…

Q: An automobile traveling at 25 km/hour has kinetic energy equal to 1 x 104J. What is the mass of the…

A:

Q: A ball has 1200J of energy. How much force was exerted through 0.65 m, so the ball would have that…

A: Given : Energy (E) = 1200 J Displacement (d) = 0.65 m

Q: how fast must a 100kg cart be traveling to have a kintec energy of 25,000 J?

A: Given:Mass,M=100 kgKintec energy ,KE=25,000JFind how fast must be traveling ,VNow,Kinetic energy…

Q: What is the relationship between mass and kinetic energy when speed is held constant ?

A: The kinetic energy of a moving mass can be given as, KE=12mv2 Here, m denotes the mass and v denotes…

Q: A 8-kg object falls vertically a distance of 5 m. Its potential energy has changed by approximately…

A:

Q: What is the energy in the motion of a ball with a mass of 4 kg going at 11.4 m/s?  Give you answer…

A:

Q: How much joules of energy is needed to change the speed of a 1,900 kg sport utility vehicle from…

A:

Q: What is the mass of an object if it fell from rest 200 m above the ground and had 75 J of stored…

A:

Q: Which of the following is the energy of motion? Select all apply. Answers: - Work -…

A: To discuss which energy is is due to motion.

Q: Calculate the mass of a car that drives at 12 ·2 m/s and has 30000 of energy ?

A: Given data :                        Velocity    =   V            Kinetic energy     =   K•E…

Q: A bird of (1.6 kg) flies with (5 m/s), calculate its energy.

A: Given, mass of the bird, m = 1.6 kg speed of the bird, v = 5 m/s

Q: You allow a mass of 0.5 kg to slide down a frictionless incline. If you released it 1 m above ground…

A:

Q: If you have an object with a mass of 45.54 grams, and it is moving at a speed of 3.5 m/s, what is…

A:

Q: If a car has 20,000 Joules of Kinetic Energy, use Work = Force x Distance to find the force required…

A:

Q: What will be the potential energy of 1kg mass kept at height of 5 m. Take g = 10 m/s²

A: Given  Mass m=1kg Height h=5m g=10m/s2

Q: Calculate the mass of a car that drives at 21m/s and has 20000 J of energy ?

A: Given value--- speed = 21 m/s. energy = 20000 J. We have to find--- mass ?

Q: A 1-kg mass that weighs 10 N has 40 J of potential energy relative to the ground. What is its…

A: Given information:Mass of the block (m) = 1 kgWeight of the block (w) = 10 NPotential energy of the…

Q: Which has greater energy

A:

Q: A 1200 kg car is moving with a velocity of 25 m/s. Find its kinetic energy.

A:

Q: 1000 kg automobile moving at a speed of 30.0 m/s gains 200 kJ of energy when it changes its speed.…

A:

Q: Which One has larger kinectic energy: a 400-kg object moving 30 m/s or an 800kg object moving 15m/s

A:

Q: How fast must a 400 kg motorbike be moving to have a kinetic energy of:  (a) 1,200 J     (b) 1,600…

A:

Q: What is the kinetic energy of a 2.4 kg brick travelling at a speed of 12 m/s in Joules?

A: Given: mass of brick, m = 2.4 kg  speed of brick, v = 12 m/s

Q: What is the velocity of a 500kg elevator that has 4000J of energy?

A: Given data:  Mass (m) = 500 kg Kinetic Energy (KE) = 4000 J Required: The velocity (v)

Q: A ball has 1200 J of energy. How much force was exerted through 0.65 m, so the ball would have that…

A:

Q: A 10 kg mass initially sitting on the ground is placed on a ledge 3 meters above ground level. What…

A:

Q: What velocity does a 1 kg object have when its kinetic energy is 1 J?

A: Given : Mass (m) = 1 kg Kinetic energy (K) = 1 J

Q: Calculate the mass of a car that drives at 14 m/s and has 20000 J of energy .

A: Given data :                         Velocity     =     V                 Kinetic energy    =   K•E…

Q: If acceleration due to gravity is 15 m/ s² , what will be the potential energy of a body of mass 3…

A: Given, Acceleration due to gravity, g = 15 ms2 mass of the object, m = 3 kg height above the…

Q: A baseball player throws a ball of mass 0.15kg with 162 Joules of kinetic energy. By how much do you…

A: