Q63 / 90 · JEE Main 2021 (26 Feb Shift 2) · Physics

Given below are two statements:
Statement I: A second's pendulum has a time period of 1 second.

Statement II: It takes precisely one second to move between the two extreme positions. In the light of the above statements,

choose the correct answer from the options given below

  • Correct answer
    A
    Statement I is false but Statement II is true
  • B
    Both Statement I and Statement II are true
  • C
    Both Statement I and Statement II are False
  • D
    Statement I is true but Statement II is false

Solution

Second pendulum has a time period of 2 s so statement 1 is false but from one extreme to other it takes only half the time period so statement 2 is true.

Hence, the correct answer is option: 'A'.

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