Yor are provided with a magnetic compass, an empty match box,
a battery of two cells and connecting wires. Using these objects
how will you make a tester for testing an electric circuit? Draw
the necessary circuit diagram and explain.

NCERT Class VIII
Science - Exemplar Problems

Chapter 14. Chemical Effects of Electric Current

1

Answers

2015-06-14T00:26:26+05:30
BY CREATING MAGNETIC FIELD USING TWO WIRE[ELECTROMAGNET].
1 4 1