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Motion in Straight Line question bank (Physics)

Practice 47 free MHT-CET Physics - Motion in Straight Line questions with answers and step-by-step solutions.

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Q1.

Two cars start from a point at the same time in a straight line and their positions are represented by $x_1(t) = at + bt^2$ and $x_2(t) = Ft - t^2$. At what time do the cars have the same velocity?

(A)

$\frac{a+F}{2(b-1)}$

(B)

$\frac{a-F}{1+b}$

(C)

$\frac{a+F}{2(1+b)}$

(D)

$\frac{F-a}{2(1+b)}$

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Q2.

Which one of the following statements is wrong?

(A)

$A$ body can have zero velocity and still be accelerated.

(B)

$A$ body can have a constant velocity and still have a varying speed.

(C)

$A$ body can have a constant speed and still have a varying velocity.

(D)

The direction of the velocity of a body can change when its acceleration is constant.

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