National Science Olympiad Forum By SOF Olympiad Trainer - Page 693
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Sayantan from Whitefiels Global School, Bangalore
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

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

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Sarthak Gupta from DPS, Haryana
Subject :NSO    Class : Class 4

Ans 1:

Aarav Gupta from TSRS Aravali, Gurugram
Class : Class 7
d

Ans 2:

Santina Suzanne from owis, bangalore
Class : Class 4
a because brain to spinal cord to nerves

Ans 3: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

Ans 4:

Rajat mokashe from podar international school , Parbhani
Class : Class 4
d

Ans 5:

Vihaan Nair from Ambassador School, DUBAI
Class : Class 8
d

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Sarthak Gupta from DPS, Haryana
Subject :NSO    Class : Class 4

Ans 1:

SWARIT JAIN from DPS Greater Noida, GREATER NOIDA
Class : Class 9
Rajat mokashe IS CORRECTC IS THE ANSWER

Ans 2:

Rajat mokashe from podar international school , Parbhani
Class : Class 4
c

Ans 3:

Ahaan Mittal from Primus Public School, Bengaluru
Class : Class 8

Ans 4:

Ahaan Mittal from Primus Public School, Bengaluru
Class : Class 8

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Ali Hussain from Delhi Private School Dubai, Dubai
Subject :NSO    Class : Class 5

Ans 1:

Mahadevan from KV Rubber Board Kottayam, Kottayam
Class : Class 9
Can anyone give explanation. Of this

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Movies Now from KULACHI HANSRAJ MODEL SCHOOL ASHOK VIHAR, DELHI
Subject :NSO    Class : Class 2

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KISHORE KUMAR E from MAHARISHI INTERNATIONAL RESIDENTIAL SCHOOL, SUNGUVARCHATHIRAM
Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

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

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Agnimitra Gupta from south point school, Kolkata
Subject :NSO    Class : Class 4

Ans 1:

Shuvangi Das from Vivekananda mission school, haldia
Class : Class 9

Ans 2:

ishit from EUROSCHOOL THANE, THANE WEST
Class : Class 7
Can you tell the answer to this question

Ans 3: (Master Answer)

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

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Kanjani Ghonge from Ira Global School, Dombivli
Subject :NSO    Class : Class 4

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Kanjani Ghonge from Ira Global School, Dombivli
Subject :NSO    Class : Class 4

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Nikkita from Euroschool Whitefield, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

SAMPAD BANERJEE from DELHI PUBLIC SCHOOL , BILASPUR
Class : Class 9
THE ANSWER SHOULD BE CCCC!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 2:

P A Reyyansh from Ann Mary School, Dehradun
Class : Class 10
Answer should be 'C' as the eye can see the image on the first mirror as light will reflect from the second mirror at an angle that it hits the first mirror and then the eye

Ans 3:

Aarushi from Delhi Public School, Bhopal, Bhopal
Class : Class 3
i typed the answer as c because the same concept is followed in the submarine

Ans 4:

Agustya vaid from Somerville school vasundhara enclave, Delhi
Class : Class 7
the answer is surely c!!!!!!!

Ans 5:

UTSAV from CHINMAYA Vidyalay, Unchahar
Class : Class 4
It should be 'c' as the image of 'O' is seen on the mirror at 'c' and same concept is used in periscopes.

Ans 6:

Ishaan Ahuja from TSMS, Noida
Class : Class 6
ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

Ans 7:

Vidwat Amal from Podar International School , Anand
Class : Class 8
C is the answer

Ans 8:

Durva Shah from SSRVM, Ahmedabad
Class : Class 6

Ans 9:

Harshil from Pawar Public School, PUNE
Class : Class 6
if the answer is d, then give the solution.

Ans 10:

ARUNAV from DPS VINDHYANAGAR, VINDHYANAGAR
Class : Class 10
cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 11:

harry potter from hogwarts, hogsmeade
Class : Class 6
i rock,im the smartest and the answer is c

Ans 12:

Pragnay Priyadarshi from Quantum Leap School, HYDERABAD
Class : Class 7
It’s c

Ans 13:

Rayansh Mishra from VIBGYOR HIGH MAGARPATTA, Pune
Class : Class 9
ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

Ans 14:

HARSHAL KUTE from cambridge school buldhana, Buldhana
Class : Class 6
I agreed with all. Ans is C.

Ans 15:

Sidharth R Oleti from National Public School HSR, Bangalore
Class : Class 8

Ans 16:

Priyam Bhattacharya from cambridge court high school, jaipur
Class : Class 6
cccccccccccccccccccccccccc!!!!!!!!!!!

Ans 17:

Arkaprabho Sau from Griffins International School, Kharagpur
Class : Class 9
the answer is c ....

Ans 18:

Morom from DPS numaligarh, Golaghat
Class : Class 6
when we see the result is says d is the correct answer

Ans 19:

Parshti Bajpai from Modern Public School, ALWAR
Class : Class 7
IT'S C PLEASE UPDATE IT!!!!!!! I agree with you all it's C

Ans 20:

Ayush Chauhan from Modern Public School, Bhiwadi
Class : Class 9
It's C for sure

Ans 21:

Sharmi Chowdhury from G.D Birla Centre For Education , Kolkata
Class : Class 7
It should be c....

Ans 22:

Raghav from Shalom Hills International school, Gurgaon
Class : Class 6
How is it'd'? It is c as the eye is not even looking on point d

Ans 23:

AJAY LAHOTI from SPRINGDALES DUBAI, Dubai
Class : Class 6
cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

Ans 24:

Ashwin Shridhar from Vidyashilp Academy, Bangalore
Class : Class 9
Answer is C. The concept is followed in a periscope and the object is only seen on the mirror and not outside.

Ans 25:

khushi Joshi from Svkm , Mumbai
Class : Class 10
I agree with Aarushi and Tanishtha.The image will be seen on the lower mirror.

Ans 26:

Rabhya Agarwal from Amity noida, Delhi
Class : Class 7
it is so wrong! the answer is surely c. they are cheating us for money

Ans 27:

Arsh from Lahs, Gwalior
Class : Class 3
ANS is C!!!!!!!!!!!!!!!!!!

Ans 28:

Naman from Svm, Nalasopara
Class : Class 6
how ans is D????

Ans 29:

Omkar Deshmukh from phoenix greens international school, Hyderabad
Class : Class 7
i agree with you.

Ans 30:

sujata patel from Podar International, Pune
Class : Class 6
cccccccccccccccccccccccccccccccccccccc!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 31:

Shreyansh Gupta from MVN, faridabad
Class : Class 7
The answer is legit C everyone

Ans 32:

bhavya from B.D.M INTERNATIONAL .. GARIA, KOLKATA
Class : Class 6
it is c no doubt.......

Ans 33:

Tanishtha from DPS, Greater Noida
Class : Class 7
The ans to this ques is not d because the image will be seen at point c

Ans 34:

Smita De from Bishop Cotton Girls School, BANGALORE
Class : Class 5
it is CCCCCCCCCC so obvious

Ans 35:

Pragnay Priyadarshi from Quantum Leap School, HYDERABAD
Class : Class 7
It’s cHow in the world is d. It’s not even in the periscope

Ans 36:

Asank Kumar from Delhi Public School, navi mumbai
Class : Class 10
yes.

Ans 37:

Goldilocks from Sharada Mandir School, Miramar, Panjim, Goa, Panjim Goa
Class : Class 8
Hello everyone..I have answered the test and found out that the answer is D...There is no solution

Ans 38:

shalini mittal from DPS Greater Noida, Greater noida
Class : Class 4
ansssssssssssssssss shouldddddddddddd beeeeeeeeeeeeeee ccccccccccccccccccccccccc

Ans 39:

Aahan Jain from ,
Class : Class 1
ANS IS CCCCCCCCCCCCCCCC!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 40:

mathangi jp from vbc, trichy
Class : Class 6
C

Ans 41:

Parth Kaushish from MDPS, Faridabad
Class : Class 6
How the hell is it d even if we take it the wrong way there is a one in a ten million chance someone gets a then how d is even possible this is idiotic

Ans 42:

Jyothsna Jayesh from Sishya School , Hosur
Class : Class 8
I agree with you all . the answer is C . if the answer is D , please provide a solution

Ans 43:

Durva Shah from SSRVM, Ahmedabad
Class : Class 6
I think it should be C ......... SOF pls give the solution .............

Ans 44:

Soumyaraj Roy from Kendriya Vidyalaya , Thiruvananthapuram
Class : Class 7
Do not fight so much, it is just a printing mistake. It happens with many questions.

Ans 45:

KARTIK SHINDE from Delhi Public school Rau Indore , indore
Class : Class 4

Ans 46:

Shriyann from Suniti Devi Singhania School, Thane
Class : Class 9
Even I agree with answer c

Ans 47:

Omkar Deshmukh from phoenix greens international school, Hyderabad
Class : Class 7
It should be C as same concept is used in submarines

Ans 48:

krish bansal from PODAR INTERNATIONAL SCHOOL, BHAVNAGAR
Class : Class 1
Answer should be C!!!

Ans 49:

Aadvik saini from Mvn sector 17, Faridabad
Class : Class 8
i agree with everyone that say that the answer is cccccccccccccccc!

Ans 50:

Aarnav Grover from Anand Niketan Shilaj, Ahmedabad
Class : Class 9
why is it D? it should be C

Ans 51:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 9
Sorry I put the previous comment by mistake....HOW IS IT D?????

Ans 52:

Shreya Sudarshan from Creaa academy for learning , Bengaluru
Class : Class 7
The correct answer is option C

Ans 53:

Abhijato Chatterjee from Bharatiya Vidya Bhavan, Kolkata, kOLKATA
Class : Class 6

Ans 54:

Agrim Jai from Modern Bharakhamba, Delhi
Class : Class 7
C

Ans 55:

Shivansh Pant from National Center For Excellence, Bangalore
Class : Class 10
the answer is c

Ans 56:

Aarush Laddha from NCFE, bengaluru
Class : Class 6
Answer should be C as that is the only point the eye is looking at.

Ans 57:

Utkarsh Chakravarty from Pinnacle High International School, Mumbai
Class : Class 6
it should be C because in a periscope it reflects light SOF is wrong they are saying D

Ans 58:

Navneeth Reejish from Yuvabharati International school, Singapore
Class : Class 7
I agree with everyone, the answer is c as the mirror(point c) is the last object for the light to bounce of before reaching the eyes. I have checked this question online and all the websites ( including world famous Q

Ans 59:

SWARIT JAIN from DPS Greater Noida, GREATER NOIDA
Class : Class 9
answer is D , the image of an object in a mirror is virtual and the position of this virtual image is at the same distance inside the mirror as the distance of observers eye from the mirror, so image formed in mirror c would be seen by the observers eye at point d.

Ans 60:

Tejesh VB from GEMS New Millennium School, Al Khail, Dubai
Class : Class 8
C

Ans 61:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars
Class : Class 8
it is c

Ans 62:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 9
HOW IN THE WORLD IS IT C????

Ans 63:

Ritabrata Das from OPJS, Angul
Class : Class 7
its c noobs

Ans 64:

Dushyant Singh from Shree Ram Centenial School, Indore
Class : Class 9

Ans 65:

Bhabani Prasad from Narayan School, Kolkata
Class : Class 6
It should be c as the eye can see from that point only.

Ans 66:

Anika Saha from New Town School, KOLKATA
Class : Class 6
The ans is C,C,C and only C .

Ans 67:

Sarthak yadav from RPS, Mahendragarh
Class : Class 9
answer should be c

Ans 68:

mystic bro7pro from arbor school, Hyderabad
Class : Class 5
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 69:

Sarang Shete from Amanora School, Pune
Class : Class 8
the answer is not c as the image formed will have the same distance as the original object. the answer should be d.

Ans 70:

AJAY LAHOTI from SPRINGDALES DUBAI, Dubai
Class : Class 6
Cccccccccccccccccccccccccc nothing except cccccccccccccccccc. Every one is correct d is wrongggggg

Ans 71:

Hari Govind from Delhi Public School Chandigarh , Chandigarh
Class : Class 6
the answer is C

Ans 72:

Atul Sanjeev from Indian School Al Ghubra, Muscat
Class : Class 9
The ans is Noobs

Ans 73:

BHAVYA JHA from GLOBAL CITY INTERNATIONAL SCHOOL, BANGALORE
Class : Class 6
yes ,its c !!!

Ans 74:

Devdarsh hero from HOLY GRACE, Mala
Class : Class 6
it should be c and if not, please provide the solution

Ans 75:

Ramya Bn from Ryan International school, Bangalore
Class : Class 6
Ans is C

Ans 76:

Rayansh Mishra from VIBGYOR HIGH MAGARPATTA, Pune
Class : Class 9
It should be ans C , If not pls provide with a solution to the same. SOF olympiad trainer, I also request to ban Harry potter from hogwarts, hogsmede due to his ego which can hurt others feelings and also due to is maybe incorrect saying that he is the smartest of them all

Ans 77:

Anmol kathar from deogiri global academy, aurangabad
Class : Class 10
as all my friends are agree with ans C I am also agree with that ans because the only point is in fig that 'c' from where we can see image 'o'

Ans 78:

sankalp from Gyan Bharti School, Saket, Delhi
Class : Class 10
because I think if you just forget that how a periscope works, and see through it then your brain would think that the object is on point d.

Ans 79:

Aarush Patil from St.Arnold's, pune
Class : Class 1
Eyes its c for sure......😁😁

Ans 80:

Shruti Rajshree from NPS Indiranagar, Bengaluru
Class : Class 3
it is c

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