1
AP EAPCET 2022 - 5th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

Ball $$A$$ of mass 1 kg moving along a straight line with a velocity of $$4 \mathrm{~ms}^{-1}$$ hits another ball $$B$$ of mass 3 kg which is at rest. After collision, they stick together and move with the same velocity along the same straight line. If the time of impact of the collision is 0.1 s then the force exerted on $$B$$ is

A
30 N
B
24 N
C
36 N
D
27 N
2
AP EAPCET 2022 - 5th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

A solid cylinder of radius $$R$$ is at rest at a height $$h$$ on an inclined plane. If it rolls down then its velocity on reaching the ground is

A
$$\sqrt{\frac{5 g h}{3}}$$
B
$$\sqrt{\frac{2 h}{3 g}}$$
C
$$\sqrt{\frac{2 g h}{3}}$$
D
$$\sqrt{\frac{4 g h}{3}}$$
3
AP EAPCET 2022 - 5th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

A particle is executing simple harmonic motion with an instantaneous displacement $$x=A \sin ^2\left(\omega t-\frac{\pi}{4}\right)$$. The time period of oscillation of the particle is

A
$$\frac{2 \pi}{\omega}$$
B
$$\frac{\pi}{\omega}$$
C
$$\frac{\pi}{2 \omega}$$
D
$$\frac{\omega}{2 \pi}$$
4
AP EAPCET 2022 - 5th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

If the amplitude of a lightly damped oscillator decreases by $$1.5 \%$$ then the mechanical energy of the oscillator lost in each cycle is

A
1.5%
B
0.75%
C
6%
D
3%
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