Momentum Formula:
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The momentum formula in physics is p = m × v, where p represents momentum (measured in kg·m/s), m represents mass (measured in kilograms), and v represents velocity (measured in meters per second). This fundamental equation describes the quantity of motion an object possesses.
The calculator uses the momentum formula:
Where:
Explanation: The momentum of an object is directly proportional to both its mass and velocity. Doubling either the mass or velocity will double the momentum.
Details: Momentum is a conserved quantity in isolated systems, making it crucial for analyzing collisions and understanding motion in physics. It's essential in mechanics, engineering, and various scientific applications.
Tips: Enter mass in kilograms and velocity in meters per second. Both values must be positive numbers. The calculator will compute the momentum in kg·m/s.
Q1: What is momentum in simple terms?
A: Momentum is a measure of how difficult it is to stop a moving object. The more mass and speed an object has, the more momentum it possesses.
Q2: Is momentum a vector or scalar quantity?
A: Momentum is a vector quantity, meaning it has both magnitude and direction. The direction of momentum is the same as the direction of velocity.
Q3: What is the conservation of momentum?
A: In a closed system with no external forces, the total momentum before a collision equals the total momentum after the collision.
Q4: How does momentum relate to force?
A: Force equals the rate of change of momentum (F = Δp/Δt). This is actually Newton's second law of motion in its most general form.
Q5: What are real-world applications of momentum?
A: Momentum principles are used in vehicle safety design, sports analysis, rocket propulsion, and understanding particle collisions in physics.