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a month ago

Acceleration Class 11th

A particle is moving with constant acceleration 'a'. Following graph shows ν 2  versus x (displacement) plot. The acceleration of the particle is______ m/s2.
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Vishal Baghel

Contributor-Level 10

Equation from the given graph:

v 2 = 2 x + 2 0 v 2 = 2 x + 2 0 ⇒ 2 V d V d t = 2 V

=>a = 1m/s2

New answer posted

2 months ago

Acceleration Class 11th

A particle is moving in a straight line such that its velocity is increasing at 5 ms-1 per meter. The acceleration of the particle is _________ms-2 at a point where its velocity is 20 ms-1.
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Payal Gupta

Contributor-Level 10

 tanθ=dvdx=5 (m/s)/m

⇒dv=5dx⇒dvdt=5dxdt

⇒a=5v=5*20=100m/s2

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