An elective lab register it is 20 ohms and a conductor of 4 ohms resistance are connected to a 6 volt battery calculate (1)the total resistance of the circuit ,(2) the current through the circuit and (3) the potential difference across the electric lamp and conductor
In a test, +3 marks are given for every correct answer and -1 mark are given for every incorrect answer. Sibi
attempted all the questions and scored+20 marks though he got 10 correct answers.