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Ashutosh Agnihotri from cms lucknow, Lucknow
Subject :NSO    Class : Class 5

Ans 1:

ratankrmandal@yahoo.com from Vivekananda Mission School, Haldia
Class : Class 7
c is walkman

Ans 2:

ameya angadi from jain heritage school, belagavi
Class : Class 7
option c is confusing. which appliance it is?

Ans 3:

Arjun Sankar from PSBB SS School, Chennai
Class : Class 3
option c was not clear...it was confusing...

Ans 4:

Indranuj from Ryan international, Mumbai
Class : Class 5
C is stethoscope

Ans 5:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 7

Ans 6:

Rabi rajak from SHREE JAIN VIDYALAYA, Kolkata
Class : Class 5
And:c

Ans 7:

atharv vedant from Swami Vivekanand International School, Mumbai
Class : Class 6
D

Ans 8:

PRADYUMNA OMPRAKASH GONDULE from DPS BHILAI, Bhilai
Class : Class 7
option"C" isn't clear enough to identify it

Ans 9:

Sumit G from Greenwood High International, Bengaluru
Class : Class 8
A is not correct as it converts wind energy into electrical energy B is not correct as it converts electrical energy int heat energy. and I am not sure what is the c one

Ans 10:

Varsha.K from DAV Public School - Velachery, Chennai
Class : Class 5
C IS NOT STETHOSCOPE IT IS A CD WITH A CABLE . A CD HAS CHEMICAL ENERGY [BATTERY] AND IT DOESN'T CONVERT IT INTO ANY OTHER FORM HENCE C IS ALSO CORRECT

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kenisha from Venkat international public school, Bengaluru
Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is C.

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Aritra Porey from DPS Bangalore North, Bengaluru
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is C.

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Rajas Jethi from Delhi Public School, Chandigarh
Subject :NSO    Class : Class 6

Ans 1:

nitin bhutada from bhavans b p vidya mandir trimurti nagar nagpur, Nagpur
Class : Class 7

Ans 2:

HARSHAL KUTE from cambridge school buldhana, Buldhana
Class : Class 6
I CAN'T SEE THE PICTURE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 3:

sachinthite@rocketmail.com from Sinhghad Public School Korti, Pandharpur
Class : Class 4
hihbhbbubb

Ans 4:

Abhaid Goel from Indian School , Muladha
Class : Class 8
the corect answer should be b

Ans 5:

SAHANA RAY from D.A.V. PUBLIC SCHOOL,MIDNAPUR, MIDNAPUR
Class : Class 6

Ans 6:

kabir kaul from jain heritage, belgaum
Class : Class 6
hello

Ans 7:

SANAJY GOPAL BHARTARIYA from ST. FIDELIS COLLEGE, LUCKNOW
Class : Class 6
The correct answer should be B because bulb B and C are in parallel connection,and current flows equally in parallel connection.So the brightness of bulb A will remain same but the brightness of bulb B will decrease,as the current which was flowing only to bulb B will now flow to both bulb B and bulb C.i have reported error for this question

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Rudrashish Chakraborty from Sudarshan Vidyamandir ICSE Academy, Bangalore
Subject :NSO    Class : Class 4

Ans 1:

Vimala from Narayana, Bangalore
Class : Class 4

Ans 2:

Vimala from Narayana, Bangalore
Class : Class 4

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Kalpana Dubey from R K SARDA VIDYA MANDIR, Raipur
Subject :NSO    Class : Class 5

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Kalpana Dubey from R K SARDA VIDYA MANDIR, Raipur
Subject :NSO    Class : Class 5

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Kalpana Dubey from R K SARDA VIDYA MANDIR, Raipur
Subject :NSO    Class : Class 5

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Aditya B.K from Delhi Public School, Riyadh
Subject :NSO    Class : Class 3

Ans 1:

Rayyaan Shetty from MRV Bandra West , Mumbai
Class : Class 4

Ans 2: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The series has odd multiples of 8. Hence, the correct answer is C.

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Shounak Goswami from Little Flower School, Jamshedpur
Subject :NSO    Class : Class 7

Ans 1:

P Easha from Chettinad Vidyashram, Chennai
Class : Class 7

Ans 2:

Sakshar Das from Douglas, Kolkata
Class : Class 8
Question is incorrect

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