EASY
7th Foundation
IMPORTANT
Earn 100

Consider the following statements and select the correct option which correctly identifies true T and false F.
(i) Iron loses its magnetism easily.
(ii) Steel is a hard magnetic material.
(iii) Soft iron is used to make permanent magnet.
(iv) Steel is used to make electromagnet.
  (i) (ii) (iii) (iv)
(A) F F T T
(B) T T F F
(C) T F T F
(D) F T F T

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Important Questions on Electric Current and its Effects

HARD
7th Foundation
IMPORTANT

Which of the following circuit diagram represents the given torch?

Question Image

EASY
7th Foundation
IMPORTANT
The given options show four electromagnets. Which electromagnet is stronger than others?