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Calculate Velocity From Kinetic Energy

Velocity Formula:

\[ v = \sqrt{\frac{2 \times KE}{m}} \]

J
kg

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1. What Is The Velocity From Kinetic Energy Formula?

The velocity from kinetic energy formula calculates the velocity of an object based on its kinetic energy and mass. This formula is derived from the kinetic energy equation \( KE = \frac{1}{2}mv^2 \).

2. How Does The Calculator Work?

The calculator uses the velocity formula:

\[ v = \sqrt{\frac{2 \times KE}{m}} \]

Where:

Explanation: The formula rearranges the kinetic energy equation to solve for velocity, showing the direct relationship between kinetic energy, mass, and velocity.

3. Importance Of Velocity Calculation

Details: Calculating velocity from kinetic energy is important in physics and engineering for analyzing motion, energy conservation, and collision dynamics.

4. Using The Calculator

Tips: Enter kinetic energy in joules (J) and mass in kilograms (kg). Both values must be positive numbers greater than zero.

5. Frequently Asked Questions (FAQ)

Q1: What units should I use for the inputs?
A: Kinetic energy should be in joules (J) and mass in kilograms (kg) for the result to be in meters per second (m/s).

Q2: Can this formula be used for any object?
A: Yes, this formula applies to any object with known kinetic energy and mass, assuming non-relativistic speeds.

Q3: What if the mass is zero?
A: Mass cannot be zero as it would result in division by zero, which is mathematically undefined.

Q4: How accurate is this calculation?
A: The calculation is mathematically exact based on the inputs, assuming the classical physics model applies.

Q5: Can I use this for gases or fluids?
A: This formula is primarily for solid objects. For gases and fluids, additional factors like pressure and density need to be considered.

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