Physics MCQs for Odisha PSC Part 10
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Question:
In a compound microscope the object produces a magnification 10 and eyepiece produces a magnification 5. The overall magnification produced by the compound microscope is
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2
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5
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2
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50
Question:
The colour of the sky is due to
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Scattering of light
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Refraction of light
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Interference of light
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Reflection of light
Question:
An object is placed at a distance f12 from a convex lens of focal length f. The image will be at
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, real and inverted
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One of the foci, virtual, double the size of the object
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, real and inverted
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, virtual and erect
Question:
Two thin convex lenses of focal length are combined to gather, the focal length of the combination is
Question:
The focal length of a convex lens is minimum for
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Red
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Violet
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Blue
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Green
Question:
A biconvex lens of focal length is cut out into two Plano-convex lenses. The focal length of each part is
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10cm
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20cm
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30cm
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40cm
Question:
The minimum distance between the object and its real image formed by a convex lens of focal length f is
Question:
The refractive index of prism depends on
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Angle of the prism
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Deviation produced by the prism
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Intensity of light
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Wave length of light