An electric current can produce:

(A) Chemical effect
(B) Magnetic effect
(C) Heating effect
(D) All of these three

Q. The SI unit of electric current is:
(A) Coulomb
(B) Ampere
(C) Joule
(D) None of these

Q. The SI unit of electric charge is:
(A) Coulomb
(B) Ampere
(C) Joule
(D) None of these

Answers:
1. (D) All of these three
2. (B) Ampere
3. (A) Coulomb