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If the Displacement of an Object is Proportional to the Square of Time, Then the Object is Moving with : - Science

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MCQ

If the displacement of an object is proportional to the square of time, then the object is moving with :

Options

  • uniform velocity

  • uniform acceleration

  • increasing acceleration

  • decreasing acceleration

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Solution

uniform acceleration
We are given with the relationship that,
x = kt2
Differentiating it twice we get,
v = 2kt
a = 2k
Where,
v - velocity
a - acceleration
So, the answer is
(b) Uniform acceleration

Concept: Distance and Displacement
  Is there an error in this question or solution?
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APPEARS IN

NCERT Science Exemplar Class 9
Chapter 8 Motion
Multiple Choice Questions | Q 4. | Page 57
Lakhmir Singh Science Class 9 Physics
Chapter 1 Motion
MCQ | Q 45 | Page 42

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