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Saturday, 31 October

JEE Main 2023 · PhysicsMultiple choiceAssertion–reasonEasyConceptual

JEE Main 6 April 2023, Shift 2, Physics Q37

Question 37 of 90 in this shift, Physics question 7 of 30, Section A.

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A: When you squeeze one end of a tube to get toothpaste out from the other end, Pascal's principle is observed. Reason R: A change in the pressure applied to an enclosed incompressible fluid is transmitted undiminished to every portion of the fluid and to the walls of its container. In the light of the above statements, choose the most appropriate answer from the options given below
  1. (1)Both A and R are correct and R is the correct explanation of AOfficial answer
  2. (2)Both A and R are correct but R is NOT the correct explanation of A
  3. (3)A is correct but R is not correct
  4. (4)A is not correct but R is correct

Official answer

Option 1

NTA final key.

Chapter
Mechanical Properties of Fluids
Topic
Fluid Statics
Idea tested
Pascal's Law

Same idea in other shifts

Asked 5× in all
  1. 5 Apr 2024, Shift 2 · Q54A hydraulic press containing water has two arms with diameters as mentioned in the figure. A force of 10 N is applied on the surface of…EasyNumerical valueHas a figure
  2. 8 Apr 2023, Shift 2 · Q35A hydraulic automobile lift is designed to lift vehicles of mass 5000 kg. The area of cross section of the cylinder carrying the load is…EasySingle correct
  3. 10 Apr 2023, Shift 1 · Q36Given below are two statements : Statement I : Pressure in a reservoir of water is same at all points at the same level of water.…EasyTwo statements
  4. 24 Feb 2021, Shift 1 · Q24A hydraulic press can lift 100 kg when a mass ‘m’ is placed on the smaller piston. It can lift __________ kg when the diameter of the…EasyNumerical value

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.