1
NEET 2023
MCQ (Single Correct Answer)
+4
-1
Change Language

The $$x$$ - $$t$$ graph of a particle performing simple harmonic motion is shown in the figure. The acceleration of the particle at $$t=2 \mathrm{~s}$$ is :

NEET 2023 Physics - Oscillations Question 6 English

A
$$-\frac{\pi^{2}}{8} \mathrm{~ms}^{-2}$$
B
$$\frac{\pi^{2}}{16} \mathrm{~ms}^{-2}$$
C
$$-\frac{\pi^{2}}{16} \mathrm{~ms}^{-2}$$
D
$$\frac{\pi^{2}}{8} \mathrm{~ms}^{-2}$$
2
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1

Match List-I with List-II

List-I
(x-y graphs)
List-II
(Situations)
(a) NEET 2022 Phase 2 Physics - Oscillations Question 7 English 1 (i) Total mechanical energy is conserved
(b) NEET 2022 Phase 2 Physics - Oscillations Question 7 English 2 (ii) Bob of a pendulum is oscillating under negligible air friction
(c) NEET 2022 Phase 2 Physics - Oscillations Question 7 English 3 (iii) Restoring force of a spring
(d) NEET 2022 Phase 2 Physics - Oscillations Question 7 English 4 (iv) Bob of a pendulum is oscillating along with air friction

Choose the correct answer from the options given below

A
(a) - (iii), (b) - (ii), (c) - (i), (d) - (iv)
B
(a) - (iv), (b) - (ii), (c) - (iii), (d) - (i)
C
(a) - (iv), (b) - (iii), (c) - (ii), (d) - (i)
D
(a) - (i), (b) - (iv), (c) - (iii), (d) - (ii)
3
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1

Identify the function which represents a non-periodic motion.

A
$$\sin (\omega t + \pi /4)$$
B
$${e^{ - \omega t}}$$
C
$$\sin \omega t$$
D
$$\sin \omega t + \cos \omega t$$
4
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

Two pendulums of length 121 cm and 100 cm start vibrating in phase. At some instant, the two are at their mean position in the same phase. The minimum number of vibrations of the shorter pendulum after which the two are again in phase at the mean position is :

A
11
B
9
C
10
D
8
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