Q. Internal forces in a system

एक प्रणाली में आंतरिक बल

A
Affect total momentum
कुल गति को प्रभावित करें
B
Do not affect total momentum
कुल गति को प्रभावित न करें
C
Increase energy
ऊर्जा बढ़ाएँ
D
Decrease energy
ऊर्जा कम करें

Explanation

Internal forces act between parts of the system and are equal and opposite according to Newton’s third law, so they cancel out when considering the system as a whole. Therefore, internal forces do not change the total momentum of the system.

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