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Kush Malpani from Cathedral and John Connon Senior School, Mumbai
Subject :NSO    Class : Class 7

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

A
B
C
D


Ans 1:

kavitha from vedavalli vidyalaya, kancheepuram
Class : Class 8
how

Ans 2:

Srija Das from Mount Carmel Convent School, Ahmedabad
Class : Class 8
The correct answer is d) because everything else works on heating but what is the object in option d)

Ans 3:

Prisha Gupta from Lokhandwala Foundation School, Mumbai
Class : Class 7
can u tell me what is the object in the option d

Ans 4:

Archishman Pal from Sri Krishna Mission School, Agartala
Class : Class 9
The byproduct of electric bulb is heat but the effect of heat in bulb is not something because of which the bulb glows.

Ans 5:

Maanasa from Billabong high, Chennai
Class : Class 7
how is it B someone explainthank you

Ans 6:

Saksham Chanani from Sri Sri Academy, Kolkata
Class : Class 9
what is in option D

Ans 7:

Chetan Datta Rajavaram from Meridian madhapur, Hyderabad
Class : Class 10
what is option D

Ans 8:

kavitha from vedavalli vidyalaya, kancheepuram
Class : Class 8

Ans 9:

Aryan Keswani from Delhi Public School, Mathura Road, New Delhi
Class : Class 10
Hey, who has more incorrect than correct.I hope nobody

Ans 10:

Tanaya Dalabehera from KV. no.1, BHUBANESWAR
Class : Class 7
D

Ans 11:

Mehaan Bhatt from Pawar Public School , Mumbai
Class : Class 6
What is option D

Ans 12:

Rishika Maurya from Dps, Vadodara
Class : Class 7
answer is d but what is it??

Ans 13:

kavitha from vedavalli vidyalaya, kancheepuram
Class : Class 8

Ans 14:

ANAND K S from KENDRIYA VIDYALAYA NO.2, KOCHI, ERNAKULAM
Class : Class 7
it is a battery

Ans 15:

Sarah Ahmad from st. mary's school, delhi
Class : Class 7
option (D) says 'S' , i think it can be correct too

Ans 16:

kavitha from vedavalli vidyalaya, kancheepuram
Class : Class 8
how

Ans 17:

Mehaan Bhatt from Pawar Public School , Mumbai
Class : Class 6

Ans 18:

Aastha from dps, ranchi
Class : Class 7
Is option d a cell ??

Ans 19:

Shreyans Mondal from Sri Chaitanya Techno School Kaggadasapura Campus 1, Bengaluru
Class : Class 10
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

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