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Laws of Motion — PHYSICS STD 9 — Question

ICSE BoardEnglish MediumSTD 9PHYSICSLaws of Motion1 Mark
MCQ
The correct form of Newton's second law is :
  • ✓
    $F=\frac{\Delta p}{\Delta t}$
  • B
    $F=m \frac{\Delta v}{\Delta t}$
  • C
    $F=v \frac{\Delta m}{\Delta t}$
  • D
    $F = mv$
✓

Answer

Correct option: A.
$F=\frac{\Delta p}{\Delta t}$
The correct form of Newton's second law is : $F =\frac{\Delta p }{\Delta t }$

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