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Subject :NSO    Class : Class 7

Which of the following does not work on the heating effect of current ?

A
B
C
D


Ans 1:

Class : Class 7
answer is d but what is it??

Ans 2:

Class : Class 7
The correct answer is d) because everything else works on heating but what is the object in option d)

Ans 3:

Class : Class 3

Ans 4:

Class : Class 3
how

Ans 5:

Class : Class 7
it is a battery

Ans 6:

Class : Class 7
Hey, who has more incorrect than correct.I hope nobody

Ans 7:

Class : Class 6
What is option D

Ans 8:

Class : Class 7
can u tell me what is the object in the option d

Ans 9:

Class : Class 7
Is option d a cell ??

Ans 10:

Class : Class 6

Ans 11:

Class : Class 3

Ans 12:

Class : Class 3
how

Ans 13:

Class : Class 7
D

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