Subject :NSO Class : Class 6
The diagram shows a circuit tester. Which objects will cause the light bulb to go off when placed in the circuit tester?
(a) Pencil lead (graphite)
(b) Steel ball
(c) Paper
(d) Aluminium foil
Ans 1:
Class : Class 9
C) Paper is correct, as others are conductors of electricity, including graphite.
Ans 2:
Class : Class 6
a and c
Ans 3:
Class : Class 8
Paper is the answer. Other objects can conduct electricity.
Ans 4:
Class : Class 9
a) graphite is the answer