Units and Measu...

The number of significant figure in the result of (5.0m+6.0m) is

$$\left[M^{1}L^{2}T^{-3}\right]$$ are the dimensions  of ....

If % error in length, diameter, current and voltage are same than which of the following affects % error in measurement of resistivity, the most:

The dimension of $$ \cfrac {1}{2}\epsilon_o E^2$$ permittivity of free space and E:
Intensity of electric field) is

The radius of a sphere is measured as $$(10 \pm 0.02\ \% )$$ cm. The error in the measurement of its volume is 

The dimensional formula for plank's constant and angular momentum are

The velocity of a particle varies with distance x from a fixed origin as $$v=Ax+\dfrac { { Bx }^{ 2 } }{ C+x } $$, where A,B and C are dimensional constant then the dimensional formula of $$\dfrac { AB }{ C } $$ is 

Given $$m$$ is the mass per unit length, $$T$$ is the tension $$\& L$$ is the length of the wire the dimensional formula for $$L \left( \cfrac { m } { T } \right) ^ { 1 / 2 }$$ is same as that for:- 

The physical quantity having the dimensions$$\left[ { M }^{ -1 }{ L }^{ -3 }{ T }^{ 3 }{ A }^{ 2 } \right] $$ IS

Dimensions of electrical resistance are :