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A number of equations exists, but the ones listed below are some of the most common ones. If the velocity of an object is much smaller than the speed of light, use one of these:

E = 1/2mv2

E = p2/2m

E = 1/2Iω (for rotational kinetic energy)

where:

ω = angular velocity

I = moment of inertia

p = momentum

m = mass v = velocity

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Wiki User

14y ago
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tatertot

Lvl 1
3y ago
1/2mv2? the 1/2 and 2 cancel out...
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Wiki User

13y ago

Ekin = 0,5VT2 Kinetic energy = 0,5 * velocity * time2

The formula above would give:

[J] = [m/s]*[s2] WHICH IS INCORRECT!

The correct equation is:

Ekin= 1/2 * m * v2 = 1/2 * [kg] * [m2/s2] = [N]*[m]= [J]

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Wiki User

14y ago

KE = (1/2)mv2, or kinetic energy = (1/2) times mass times the speed squared.

KE = (1/2)mv2, or kinetic energy = (1/2) times mass times the speed squared.

KE = (1/2)mv2, or kinetic energy = (1/2) times mass times the speed squared.

KE = (1/2)mv2, or kinetic energy = (1/2) times mass times the speed squared.

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AnswerBot

6mo ago

The equation for kinetic energy is KE = 0.5 * m * v^2, where KE is the kinetic energy, m is the mass of the object, and v is the velocity of the object.

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Wiki User

13y ago

KE=1/2mv2

Kinetic Energy = 1/2 (mass X final velocity)2

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Wiki User

15y ago

It is: mass x velocity (squared) divided by 2.

KE = mv(squared)/2.

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Wiki User

11y ago

height x weight on the moving object x mass

If there is nothing on the moving object, then change it into height + 0 (nothing on the moving object) x mass

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Wiki User

12y ago

Kinetic Energy can be found by (1/2)mv2 where m = mass of object and v = velocity of object.

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Wiki User

11y ago

KE = (1/2)mv2 (kinetic energy is 1/2 times the mass times the speed squared).

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Wiki User

14y ago

KE = (1/2)mv2, or kinetic energy = (1/2) times mass times the speed squared.

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Q: What is the equation of kinetic energy?
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What is the kinetic energy of the emitted electrons when the cesium is exposed to UV rays of frequency 1.1times 1015Hz?

Before you can do anything with kinetic energy, you must know the kinetic energy equation. The equation for kinetic energy KE=hv-hv0.


What factors determine an object's kinetic energy?

Look at the equation for kinetic energy. It clearly shows that the kinetic energy depends on the object's mass, and its speed.


Which is the correct equation for kinetic energy?

The correct equation for kinetic energy is KE = 1/2 * m * v^2, where KE is the kinetic energy, m is the object's mass, and v is its velocity.


What equation use for kinetic energy?

The equation for kinetic energy is KE = 0.5 * m * v^2, where KE represents the kinetic energy, m is the mass of the object, and v is its velocity. This equation shows that kinetic energy is directly proportional to the mass of the object and the square of its velocity.


How do you calculate the gain of Kinetic Energy?

The gain in kinetic energy can be calculated using the equation: ΔKE = KE_final - KE_initial, where KE is the kinetic energy. Simply subtract the initial kinetic energy from the final kinetic energy to determine the gain.


How does speed affect a rollet coaster?

it has more kinetic energy. if this is a problem for school, use the equation for kinetic energy.


If the speed is tripled the kinetic energy will .?

If the speed is tripled, the kinetic energy will increase by a factor of 9. This relationship is based on the equation for kinetic energy, which is proportional to the square of the velocity.


What objets has kinetic energy?

kinetic energy is the energy an object has by virtue of its motion- therefore any object that is moving possesses kinetic energy ( and the kinetic energy is proportional to both the mass of the object and the object's velocity, according to the equation KINETIC ENERGY= 1/2 mv2)


Where velocity is squared in the kinetic energy equation doubling an object's velocity will do what to its kinetic energy?

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You can calculate kinetic energy by using the equation what?

The equation to calculate kinetic energy is: KE = 0.5 * m * v^2, where KE is the kinetic energy, m is the mass of the object, and v is its velocity.


Why kinetic energy is always positive?

Kinetic energy is always positive because it is a measure of the energy of an object in motion. Regardless of the direction of motion, the velocity term in the kinetic energy equation is squared, which ensures that the kinetic energy value is positive.


What is the kinetic energy of the jeepney?

The kinetic energy of a jeepney depends on its mass and velocity. The kinetic energy equation is KE = 0.5 * mass * velocity^2. Given the mass and velocity of the jeepney, the kinetic energy can be calculated using this formula.