Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert
In the density measurement of a cube, the mass and edge length are measured as 10.00±0.10 kg and 0.10±0.01 m, respectively. The error in the measurement of density is:
PhysicsMathematics in PhysicsJEE MainJEE Main 2019 (09 Apr Shift 1)
Options:
  • A 0.31
  • B 0.10 
  • C 0.07 
  • D 0.01
Solution:
2161 Upvotes Verified Answer
The correct answer is: 0.31
Density ρ=massvolume
ρρ=mm+VV
=mm+3aa V=a3
=0.110+30.010.1
=0.01+30.1
=0.31

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.