Oscillations and Waves [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Physics]: Questions 91 - 94 of 429
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Question 91
Question MCQ▾
The displacement of a particle executing S. H. M is given by meters. The maximum speed of the particle and amplitude of the motion is,
Choices
Choice (4) | Response | |
---|---|---|
a. | 200 cm/sec, and 0.65 m | |
b. | 100 m/s and 1.30 m | |
c. | 250 m/s and 0.65 m | |
d. | 260 m/sec and 0.65 m |
Question 92
Question MCQ▾
A wave of frequency 400 Hz has velocity 360 m/sec. The distance between two nearest points 60° out of phase, is
Choices
Choice (4) | Response | |
---|---|---|
a. | 15 cm | |
b. | 60 cm | |
c. | 0.6 cm | |
d. | 12 cm |
Question 93
Question MCQ▾
A mass m = 100 gm is attached at the end of a light spring which oscillates on a frictionless horizontal table with an amplitude equal to 0.16 meter and time period equal to 2 sec. Initially the mass is released from rest at t = 0 and displacement x =-0.16 meter. The expression for the displacement of mass at any time t is,
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 94
Question MCQ▾
Which of the following are not corrected to make period of simple pendulum two times:
(a) its length is doubled
(b) the mass of the bob is doubled
(C) the mass of the bob and the length of the pendulum are doubled
(d) its length is made four times
Select the correct answers and mark it according to the following codes:
Choices
Choice (4) | Response | |
---|---|---|
a. | 1 and 2 are correct | |
b. | 2 and 4 are correct | |
c. | 1,2 and 3 are correct | |
d. | 1 and 3 are correct |