Heating Effect of Current

Start Practice →

  1. Two resistors of resistance, $100\ \Omega$ and $200\ \Omega$ are connected in parallel in an electrical circuit. The ratio of the thermal energy developed in $100\ \Omega$ to that in $200\ \Omega$ in a given time is :
    A $4:1$
    B $1:2$
    C $2:1$
    D $1:4$

Next chapter: Potentiometer