JEE Main 2014PhysicsGravitationEasyMCQ

JEE Main 2014 — Gravitation Question with Solution

JEE Main 2014 (19 Apr Online)

Question

The gravitational field in a region is given by g→=5i^+12j^ N kg-1. The change in the gravitational potential energy of a particle of mass 2 kg when it is taken from the origin to a point 7 m,-3 m is

Choose an option

Show full solutionCorrect option: C
Correct answer
C 2  J

Step-by-step explanation

dV=-g→.dr→

⇒∆V=-g→.∆r→
             =-5i^+12j^·7i^-3j^
              = - 3 5 - 3 6 = 1

⇒ΔU=mΔV=2J

Practice this on the real CBT interface

Solve this JEE Main question (and the rest of the Gravitation chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.

Solve interactively →

About this question

This is a previous-year question from JEE Main 2014, covering the Gravitation chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.