Subject :NSO Class : Class 7
Sagar wants to magnetise an iron bar EF by the stroking method. The given figure shows the direction of stroke.
Which of the following is a possible set of polarities for the given arrangement?
--------P---------Q---------E---------F
ANorth---South---South---South
BNorth---South---North---North
CSouth---North---South---North
DSouth---North---North---South
Ans 1:
Class : Class 8
ans is c
Ans 2:
Class : Class 4
The answer is b
Ans 3:
Class : Class 8
answer should be c option.
Ans 4:
Class : Class 7
C