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8th Class Science Light Question Bank Light HOTS Subjective Problems

  • question_answer
    Two plane mirrors are inclined to each other at an angle of \[{{70}^{o}}\]. A ray is incident on one mirror at an angle \[\theta \]. The rays reflected from this mirror fall on the second mirror from where it is reflected parallel to the first mirror. What is the value of \[\theta \] ?

    Answer:

    \[{{50}^{0}}\]


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