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A person of height 1.8 standing at the centre of a room having equal dimensions of 10 m wishes
to see the full image of the back wall in the mirror fixed on the front wall. The minimum height
of the plane mirror needed for this purpose is
 
  • a)
    0.9 m
  • b)
    1.8 m
  • c)
    10/3 m
  • d)
    10 m
Correct answer is option 'C'. Can you explain this answer?

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Answers

Cjseven Ufo
Jun 23, 2020
Related A person of height 1.8 standing at the centre of a room having equal dimensions of 10 m wishesto see the full image of the back wall in the mirror fixed on the front wall. The minimum heightof the plane mirror needed for this purpose isa)0.9 mb)1.8 mc)10/3md)10 mCorrect answer is option 'C'. Can you explain this answer?

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Rubani Gulati
Aug 07, 2018
In this ray diagram h is the height of the man. 

Form this ray diagram we can see that the minimum height of the plane mirror is 90 cm, so that the man can see his full image. ( which is equal to half of the height of the man)

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Shahil Yadav
Aug 14, 2020
Related A person of height 1.8 standing at the centre of a room having equal dimensions of 10 m wishesto see the full image of the back wall in the mirror fixed on the front wall. The minimum heightof the plane mirror needed for this purpose isa)0.9 mb)1.8 mc)10/3md)10 mCorrect answer is option 'C'. Can you explain this answer?
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Question Description
A person of height 1.8 standing at the centre of a room having equal dimensions of 10 m wishesto see the full image of the back wall in the mirror fixed on the front wall. The minimum heightof the plane mirror needed for this purpose isa)0.9 mb)1.8 mc)10/3md)10 mCorrect answer is option 'C'. Can you explain this answer? for Class 10 2022 is part of Class 10 preparation. The Question and answers have been prepared according to the Class 10 exam syllabus. Information about A person of height 1.8 standing at the centre of a room having equal dimensions of 10 m wishesto see the full image of the back wall in the mirror fixed on the front wall. The minimum heightof the plane mirror needed for this purpose isa)0.9 mb)1.8 mc)10/3md)10 mCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Class 10 2022 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A person of height 1.8 standing at the centre of a room having equal dimensions of 10 m wishesto see the full image of the back wall in the mirror fixed on the front wall. The minimum heightof the plane mirror needed for this purpose isa)0.9 mb)1.8 mc)10/3md)10 mCorrect answer is option 'C'. Can you explain this answer?.
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