[" What is drift velocity? Bent the refection of "],[" electrons in a conductor."],[" A battery of emf "10V" and internal resistance "3Omega" is connected to a resistor.If the "],[" currery of the circuit is "0.5A" ,what is the resistance of the resistor? What is the "],[" terminal voltage of the battery when the circuit is closed? "],[qquad 5v=10.quad bar(T)=(V)/(R+gamma)=(10)/(3+gamma)=0]