A. First Law
A.
B. Second Law
B.
C. Third Law
C.
D. None of these
D.
Correct Answer: B
সঠিক উত্তর: B
Explanation
ব্যাখ্যা
Newton's second law of motion states that force is equal to the mass of an object multiplied by its acceleration. This equation (F = ma) provides a direct measurement of force.