Q. In an elastic collision, which quantity is conserved?

प्रत्यास्थ टक्कर में कौन सी मात्रा संरक्षित रहती है?

A
Only momentum
केवल गति
B
Only kinetic energy
केवल गतिज ऊर्जा
C
Momentum and kinetic energy
संवेग और गतिज ऊर्जा
D
Energy only
केवल ऊर्जा

Explanation

In a perfectly elastic collision, both:

  • Linear momentum, and

  • Kinetic energy are conserved.
    This is characteristic of idealized systems such as collisions between gas molecules or steel balls.

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