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Free gk questions Online Test - MeritNotes
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No. of Questions :10
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1. What are the factors on which refractive index depends?
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2. What are the differences between a microscope and telescope?
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3. What is rectilinear propagation of light?
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4. Define principal axis?
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5. What is looming?
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6. Define centre of curvature of the lens?
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7. Define non luminous bodies?
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8. Define the refractive index?
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9. Why a convex lens is called a converging lens?
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10. What are regular and irregular objects?
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