physics
posted by Anonymous
The velocity of a moving object is 5 m/s, and its kinetic energy is 500 J. If the velocity of the object doubles, what would be the new kinetic energy?

Henry
0.5M*V^2 = KE.
0.5M*5^2 = 500,
M = 40 kg.
KE = 0.5*40*10^2 =
Respond to this Question
Similar Questions

Physical Science
Can someone please check these answers for me? 
Intermediate algebra
The kinetic Energy (K)of a moving object varies jointly with it mass (m) and the square of it velocity (v) If an object has a mass of 22.5 kilograms and moving with a velocity of 20 meters per second has a kinetic energy of 4500 joules, … 
Algebra
The Kinetic energy (k)of a moving object varies jointly with it mass (m) and the square of its velocity (v).If an object has a mass of 22.5 kilograms and moving with a velocity of 20 meters per second has a kinetic energy of 4500 joules, … 
Algebra
Please help me solve this problem the kinetic energy (k) energy of a moving object with varies jointy with it mass (m) and the squareo of its velocity (v). If an object has an mass of 22.5 kilograms and moving with a velocity of 20 … 
Intermediate Algebra
The kinetic Energy (K0 of a moving object varies jointly with its mass (m) and the square of its velocity (v). If an object has a mass of 22.5 kilograms and moving with a velocity of 20 meters per second has a kinetic energy of 4500 … 
science
1. How much potential energy does a 5kg block have if it is 2m above the ground? 
physics
the kinetic energy of an object of mass 'm' moving with a velocity of 5cms^1 is 25J. calculate its kinetic energy when its velocity is doubled..? 
Physics ~Conservation of Energy~
1.) At one point in its fall, an object (m=2.5 kg.) has a kinetic energy of 5 J(joule) and a potential energy of 10 J. a) what is the total energy of the system? 
Chem please help
An object A has half the mass and twice the velocity of object B. How are the kinetic energies of A and B related? 
Physics 1 Collision Math
Mass A, 2.0kg , is moving with an initial velocity of 7 m/s in the +xdirection, and it collides with mass B,4.0kg , initially moving in the +xdirection. After the collision, the two objects stick together and move as one. What is …