Subject :NSO Class : Class 6
Which of the following materials have magnetic property?
(i) Video and audio cassettes
(ii) Credit, debit and ATM cards
(iii) electric motors and generators
A(i) only
B(i) and (ii) only
C(ii) and (iii) only
D(i), (ii) and (iii).
Ans 1:
Class : Class 8
Ans 2:
Class : Class 7