Physics And Measurement Question 290

Question: A physical quantity ζ is calulated using the formula ζ=110xy2/z1/3 , where x, y and z are experimentally measured quantities. If the fractional error in the measurement of x, y and z are 2 %, 1% and 3% respectively, then the fractional error in ζ will be

Options:

A) 0.5%

B) 5%

C) 6%

D) 7%

Show Answer

Answer:

Correct Answer: B

Solution:

[b] Δξξ×100=(Δxx+2Δyy+13Δzz)×100

2+2×1+13×3=5



NCERT Chapter Video Solution

Dual Pane