MCQ
Who gave the idea that when a particle is moving with uniform velocity, there is no need of any force, if frictional force is zero?
- AAristotle.
- BNewton.
- ✓Galileo.
- DEinstein.
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($A$) The error in the measurement of $r$ is $10 \%$
($B$) The error in the measurement of $T$ is $3.57 \%$
($C$) The error in the measurement of $T$ is $2 \%$
($D$) The error in the determined value of $g$ is $11 \%$