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Motion — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceMotion1 Mark
MCQ
A freely falling object travels $4.9m$ in $1st$ second, $14.7m$ in 2nd second, $24.5m$ in $3rd$ second, and so on. This data shows that the motion of a freely falling object is a case of:
  • A
    Uniform motion.
  • ✓
    Uniform acceleration.
  • C
    No acceleration.
  • D
    Uniform velocity.
✓

Answer

Correct option: B.
Uniform acceleration.
The displacement of the body in equal interval of time is unequal, but acceleration is constant. The acceleration will thus be uniform.

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