MHT CET20227 Aug 2022Evening ShiftPhysicsCurrent ElectricityActual
An electrical circuit consists of the resistances R, r₁, R₂ and voltage sources E₁ and E₂ as shown in the figure The correct equation for the loop E B C D E is
Options
- AE₁- (I₁+I₂ ) R+I₂ r₂=0
- BE₁- (I₁+I₂ ) R-I₁ r₁=0
- CE₁- (I₁+I₂ ) R+I₁ r₁=0
- DE₂-I₂ r₂-E₁-I₁ r₁=0
Correct answer
B. E₁- (I₁+I₂ ) R-I₁ r₁=0
Step-by-step solution
Consider the figure below: Potential drop on moving along E B C D E : aligned & -I₁ r₁+E₂- (I₁+I₂ ) R=0 & E₂- (I₁+I₂ ) R-I₁ r₁=0 aligned