NEET UG PHYSICS MCQ: UNITS & MEASUREMENTS

1 Easy

1 of 1

Application +4 | -1

A physical quantity

Q

is calculated according to the expression

Q=\frac{A^3 B^3}{C \sqrt{D}}

If percentage errors in

A, B, C, D

are

2 \%, 1 \%, 3 \%

and

4 \%

, respectively. What is the percentage error in

Q

View answer and explanation

Correct option: C

\pm 14 \%

Option C (

\pm 14 \\%

) is correct because the percentage error in Q is calculated by summing the percentage errors in A, B, C, and D, each multiplied by its respective power.

More Questions from UNITS & MEASUREMENTS

Practice All Chapter MCQs →

Statement-I: Random errors can be positive or negative.
Statement-II: Cause of random errors are uncertain. An object is moving through the liquid. The viscous damping force acting on it is proportional to the velocity. Then dimension of constant of proportionality is The error due to parallax is a: 2.34 is obtained by rounding of the number The dimensional formula of self-inductance is The dimension of

\frac{1}{{\sqrt {{\varepsilon _0}{\mu _0}} }}

is that of