AP EAMCET2011PhysicsUnits and Dimensions
The dimensional formula of 1 2 ₀ H^2 ( = permeability of free space and H= magnetic field intensity) is
Options
- A[ MLT ⁻¹ ]
- B[ ML ^2 ~T ⁻² ]
- C[ ML ⁻¹ ~T ⁻² ]
- D[ ML ^2 ~T ⁻¹ ]
Correct answer
C. [ ML ⁻¹ ~T ⁻² ]
Step-by-step solution
aligned & [ ₀ ]= [ MLT ⁻² ~A ⁻² ] and [H]= [ AL ⁻¹ ] & & [ 1 2 ₀ H^2 ]= [ MLT ⁻² ~A ⁻² ] [ AL ⁻¹ ]^2= [ ML ⁻¹ ~T ⁻² ] aligned