1
KCET 2021
+1
-0

For a body moving along a straight line, the following $$v$$-$$t$$ graph is obtained.

According to the graph, the displacement during

A
uniform acceleration is greater than that during uniform motion
B
uniform acceleration is less than that during uniform motion
C
uniform acceleration is equal to that during uniform motion
D
uniform motion is zero
2
KCET 2021
+1
-0

A particle starts from rest. Its acceleration $$a$$ versus time $$t$$ is shown in the figure. The maximum speed of the particle will be

A
80 ms$$^{-1}$$
B
40 ms$$^{-1}$$
C
18 ms$$^{-1}$$
D
2 ms$$^{-1}$$
3
KCET 2021
+1
-0

The maximum range of a gun on horizontal plane is $$16 \mathrm{~km}$$. If $$\mathrm{g}=10 \mathrm{~ms}^{-2}$$, then muzzle velocity of a shell is

A
$$160 \mathrm{~ms}^{-1}$$
B
$$200 \sqrt{2} \mathrm{~ms}^{-1}$$
C
$$400 \mathrm{~ms}^{-1}$$
D
$$800 \mathrm{~ms}^{-1}$$
4
KCET 2021
+1
-0

The trajectory of projectile is

A
semicircle
B
an ellipse
C
a parabola always
D
a parabola in the absence of air resistance
EXAM MAP
Medical
NEET