National Science Olympiad Forum By SOF Olympiad Trainer - Page 680
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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:

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

Ans 2:

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

Ans 3:

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

Ans 4: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

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

Ans 1:

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

Ans 2:

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

Ans 3:

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

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: (Master Answer)

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

Ans 3:

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

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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:

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 2:

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

Ans 3:

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

Ans 4:

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

Ans 5:

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 6:

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

Ans 7:

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 8:

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 9:

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

Ans 10:

Ishaan Ahuja from TSMS, Noida
Class : Class 6
ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

Ans 11:

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

Ans 12:

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

Ans 13:

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

Ans 14:

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

Ans 15:

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

Ans 16:

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

Ans 17:

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

Ans 18:

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

Ans 19:

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

Ans 20:

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

Ans 21:

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

Ans 22:

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

Ans 23:

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 24:

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 25:

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

Ans 26:

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

Ans 27:

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

Ans 28:

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

Ans 29:

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

Ans 30:

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

Ans 31:

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

Ans 32:

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

Ans 33:

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

Ans 34:

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 35:

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

Ans 36:

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

Ans 37:

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

Ans 38:

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 39:

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

Ans 40:

Durva Shah from SSRVM, Ahmedabad
Class : Class 6

Ans 41:

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 42:

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

Ans 43:

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

Ans 44:

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

Ans 45:

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 46:

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

Ans 47:

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 48:

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

Ans 49:

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

Ans 50:

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 51:

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 52:

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

Ans 53:

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

Ans 54:

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

Ans 55:

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

Ans 56:

mathangi jp from vbc, trichy
Class : Class 6
C

Ans 57:

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

Ans 58:

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

Ans 59:

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 60:

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 61:

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

Ans 62:

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

Ans 63:

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

Ans 64:

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 65:

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 66:

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

Ans 67:

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

Ans 68:

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

Ans 69:

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

Ans 70:

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

Ans 71:

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

Ans 72:

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

Ans 73:

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

Ans 74:

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

Ans 75:

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 76:

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 77:

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

Ans 78:

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 79:

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

Ans 80:

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.

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