Question

10. An example of a conductor is
(a) tap water
(b) salt solution
(c) metal wire
(d) all of these
11. How many terminals are there in a dry cell?
(a) One
(b) Two
(c) Three
(d) Four
12. To prevent electric shocks, the metallic electrical wires are covered with
(a) paper
(b) cotton
(c) aluminium
(d) plastic​

Answer 1

Answer:

10 (d),11(b),12(d) is the answer