Kirchhoff's first law \[i.e.\] \[\Sigma i=0\] at a junction is based o – McqOptions

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1.	Kirchhoff's first law \[i.e.\] \[\Sigma i=0\] at a junction is based on the law of conservation of [CBSE PMT 1997; AIIMS 2000; MP PMT 2002; RPMT 2001; DPMT 2005]
A.	Charge
B.	Energy
C.	Momentum
D.	Angular momentum
Answer» B. Energy

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