A ball is thrown vertically upwards. Then the velocity-time (v-t) graph will be:

1.		2.
3.		4.

In the following displacement \((x)\) versus time \((t)\) graph, at which points P, Q, and R will the object's speed be increasing?

1. R only
2. P only
3. Q and R only
4. P, Q, R

The displacement time graph of a moving particle is shown in the figure below. The instantaneous velocity of the particle is negative at the point:

A particle moves along a path \(ABCD\) as shown in the figure. The magnitude of the displacement of the particle from \(A\) to \(D\) is:

1. $(5+10\sqrt{2})$m
2. \(10\) m
3. $15\sqrt{2}$ m
4. \(15\) m

For the following acceleration versus time graph, the corresponding velocity versus displacement graph is:

1.		2.
3.		4.

A stone falls freely from rest from a height h and it travels a distance of $\frac{9h}{25}$ in the last second. The value of h is:

The initial velocity of a particle is u (at t = 0) and the acceleration f is given by at. Which of the following relation is valid?

1. $v=u+a{t}^2$

2. $v=u+a\frac{t^2}{2}$

3. $v=u+at$

4. v = u

Which of the following four statements is false?

A particle moves a distance \(x\) in time \(t\) according to equation \(x = (t+5)^{-1}\). The acceleration of the particle is proportional to: