physics
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?
asked by
Anonymous

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

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 
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 
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 
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 
algebra
The Answer is (32/20)^2=2.56times the kinetic enrgy at 20 m/s 2.56x4500 Problem The kinetic energy (k) of moving object varies jointly with it mass (m) and the square of its velocity(v). If an object has a mass of 22.5 kilgorams 
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 
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..?? 
phy
Two constant forces act on an object of mass m = 4.50 kg object moving in the xy plane as shown in the figure below. Force 1 is 21.0 N at 35.0°, and force 2 is 47.0 N at 150°. At time t = 0, the object is at the origin and has 
science
1. How much potential energy does a 5kg block have if it is 2m above the ground? 2. What is the mass of an object that has 40J of potential energy and is 10m above the ground? 3. What is the weight of an 8kg object? 4. How much 
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? A. The kinetic energy of B is 4 times that of A. B. The kinetic energy of B is twice that of A. C. The kinetic