Subject :NSO Class : Class 6
Which of the following bar graphs correctly represents the intensity of brightness of indicator bulb?
A 
B 
C 
D 
Please explain
Ans 1:
Class : Class 6
Ans 2:
Class : Class 5
ANSWER IS "A" BECAUSE IN FIG. 4 THE CIRCUIT IS OPENED.
Ans 3:
Class : Class 6
Ans 4:
Class : Class 7
it should be same in all except fig. 4