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Saturday, 31 October

JEE Main 2021 · PhysicsMultiple choiceTwo statementsEasyConceptual

JEE Main 26 February 2021, Shift 2, Physics Q5

Question 5 of 90 in this shift, Physics question 5 of 30, Section A.

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 :
  1. (1)Both Statement I and Statement II are true
  2. (2)Both Statement I and Statement II are false
  3. (3)Statement I is true but Statement II is false
  4. (4)Statement I is false but Statement II is trueOfficial answer

Official answer

Option 4

NTA final key.

Chapter
Oscillations
Topic
Pendulums
Idea tested
Seconds Pendulum

Same idea in other shifts

Asked 2× in all
  1. 25 Jul 2022, Shift 2 · Q43The length of a seconds pendulum at a height h = 2R from earth surface will be : (Given R = Radius of earth and acceleration due to…MediumSingle correct

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.