Start Free Mock LoginAlready registered? Login here

Physics - Unit & Dimension Question with Solution | TestHub

PhysicsUnit & DimensionMiscellaneousMedium2 minQB

PhysicsMediumsingle choice

Percentage error in the measurement of mass and speed are $2 %$ and $3 %$ respectively. The error in the measurement of kinetic energy obtained by measuring mass and speed will be

Options:

Answer:

Solution:

$K = \frac{1}{2} m v^{2}$

% error in $K = (%$ error in $m) + 2 \times (%$ error in $v) = 2 % + 2 \times 3 % = 8 %$

Subject:PhysicsTopic:Unit & DimensionSubtopic:Miscellaneous

⏱ 2mℹ️ Source: QB

Doubts & Discussion

Loading discussions...