Light – Reflection and Refraction

Bihar Board Class 10 · Science · 52 past questions

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1. Q26 2023

   Which of the following lenses is called diverging lens?

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2. Q27 2023

   Which colour has maximum wavelength in visible light?

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3. Q28 2023

   A converging beam is incident on a plane mirror. The reflected beam will be

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4. Q29 2023

   The focal length of which mirror is taken as negative according to the convention of signs?

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5. Q30 2023

   Where is the object placed to form a magnified virtual image in a concave mirror ?

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6. Q31 2023

   How many laws of refraction of light are there?

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7. Q32 2023

   What is the value of refractive index of a medium ?

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8. Q33 2023

   The magnification (m) in a concave lens is equal to

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9. Q34 2023

   What is the refractive index of diamond ?

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10. Q35 2023

    A prism is bounded by how many surfaces ?

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