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Saturday, 31 October

JEE Main 2023 · PhysicsMultiple choiceSingle correctEasyApplication

JEE Main 15 April 2023, Shift 1, Physics Q39

Question 39 of 90 in this shift, Physics question 9 of 30, Section A.

The speed of a wave produced in water is given by v=λagbρcv = \lambda^a g^b \rho^c. Where λ\lambda, gg and ρ\rho are wavelength of wave, acceleration due to gravity and density of water respectively. The values of aa, bb and cc respectively, are :
  1. (1)1,1,01, 1, 0
  2. (2)12,0,12\frac{1}{2}, 0, \frac{1}{2}
  3. (3)12,12,0\frac{1}{2}, \frac{1}{2}, 0Official answer
  4. (4)1,−1,01, -1, 0

Official answer

Option 3

NTA final key.

Chapter
Units and Measurements
Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

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.