Per NCERT §4.5 (Summary 4), Newton's SECOND law in SI units states which relation?
AF = m v product
BF = p × v alone
CF = dp/dt = m a
DF = a / m ratio
Answer & Solution
Correct answer: C. F = dp/dt = m a
NCERT §4.5: F = dp/dt; for constant mass F = m a. SI unit N = kg m s⁻².
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