Categories > Current Electricity > Different Measuring Instruments > For comparing the e.m.f.'s of two cells with a potentiometer, a standard cell is used to develop a potential gradient along the wires. Which of the following possibilities would make the experiment unsuccessful

Current Electricity

Question: For comparing the e.m.f.'s of two cells with a potentiometer, a standard cell is used to develop a potential gradient along the wires. Which of the following possibilities would make the experiment unsuccessful


1) The e.m.f. of the standard cell is larger than the Ee.m.f.'s of the two cells
2) The diameter of the wires is the same and uniform throughout
3) The number of wires is ten
4) The e.m.f. of the standard cell is smaller than the e.m.f.'s of the two cells
Solution: Explanation: No Explanation
Different Measuring Instruments Potentiometer Meter Bridge

Rate this question:

★ ★ ★ ★ ★

Average rating: (0 votes)

Previous Question Next Question

Related Questions