Q7. A battery whose emf is 40 V has an internal resistance of 5 Ohms. If this battery is connected to a 15 Ohms resistor ‘R’, what will be the voltage drop across ‘R’:Physics — Current Electricity — Question 7 of 484A. 10 VB. 30 VC. 40 VD. 50 VE. 70 VPractice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →