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JEE Main Physics Class 11 Oscillations Part 2 Questions
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Question : 67
Total: 76
Given below are two statements:
Statement I
A second's pendulum has a time period of
1
s
.
Statement II
It takes precisely one second to move between the two extreme positions.
In the light of the above statements, choosethe correct answer from the options given below.
[26 Feb 2021 Shift 2]
Both Statement I and Statement II are false.
Statement I is false but Statement II is true.
Statement I is true but Statement II is false.
Both Statement I and Statement II are true.
Validate
Solution:
Statement
I
is false because time period of second's pendulum is always
2
s
.
Therefore, time taken to move between two extreme positions will be
T
∕
2
=
2
∕
2
=
1
s
Hence, option (b) is the correct.
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