1
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

If the mass of the bob in a simple pendulum is increased to thrice its original mass and its length is made half its original length, then the new time period of oscillation is $$\frac{x}{2}$$ times its original time period. Then the value of $$x$$ is:

A
$$\sqrt{3}$$
B
$$\sqrt{2}$$
C
$$2 \sqrt{3}$$
D
4
2
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

A simple pendulum oscillating in air has a period of $$\sqrt{3} \mathrm{~s}$$. If it is completely immersed in non-viscous liquid, having density $$\left(\frac{1}{4}\right)^{\text {th }}$$ of the material of the bob, the new period will be :-

A
$$2 \sqrt{3}$$ s
B
$$\frac{2}{\sqrt{3}} \mathrm{~s}$$
C
$$2 \mathrm{~s}$$
D
$$\frac{\sqrt{3}}{2} \mathrm{~s}$$
3
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 8 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
$$\frac{\pi^{2}}{8} \mathrm{~ms}^{-2}$$
4
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List-I with List-II

List-I
(x-y graphs)
List-II
(Situations)
(a) NEET 2022 Phase 2 Physics - Oscillations Question 9 English 1 (i) Total mechanical energy is conserved
(b) NEET 2022 Phase 2 Physics - Oscillations Question 9 English 2 (ii) Bob of a pendulum is oscillating under negligible air friction
(c) NEET 2022 Phase 2 Physics - Oscillations Question 9 English 3 (iii) Restoring force of a spring
(d) NEET 2022 Phase 2 Physics - Oscillations Question 9 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)
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