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 8
Ans 3:
Class : Class 8
I think it is a heater or a truck or car battery. It must be either of these two. Heater works on heating effect of electricity but battery does
Ans 4:
Class : Class 6
Ans 5:
Class : Class 9
what is option D
Ans 6:
Class : Class 7
Is option d a cell ??
Ans 7:
Class : Class 8
how
Ans 8:
Class : Class 6
What is option D
Ans 9:
Class : Class 8
how
Ans 10:
Class : Class 8
The correct answer is d) because everything else works on heating but what is the object in option d)
Ans 11:
Class : Class 7
D
Ans 12:
Class : Class 7
can u tell me what is the object in the option d
Ans 13:
Class : Class 8
The byproduct of electric bulb is heat but the effect of heat in bulb is not something because of which the bulb glows.
Ans 14:
Class : Class 8
Ans 15:
Class : Class 10
Hey, who has more incorrect than correct.I hope nobody
Ans 16:
Class : Class 9
what is in option D
Ans 17:
Class : Class 7
it is a battery