Chemistry
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A convex mirror gives image which are
Answer: C. Virtual and erect A convex mirror gives image which are virtual ans erect.
Answer: C. Virtual and erect
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Size of an object depends on
Answer: C. Virtual angle Size of an object depends on virtual angle.
Answer: C. Virtual angle
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For giving colour to the sky in the day time, the sun rays are
Answer: B. Scattered For giving colour to the sky in the day time, the sun rays are scattered.
Answer: B. Scattered
See lessFor giving colour to the sky in the day time, the sun rays are scattered.
For giving colour to the sky in the morning, the sun rays are
Answer: C. Refracted For giving colour to the sky in the morning, the sun rays are refracted.
Answer: C. Refracted
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Optical fiber works on the principle of:
Answer: C. Total internal reflection Optical fiber works on the principle of total internal reflection.
Answer: C. Total internal reflection
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During sun-rise and sun-set, the colour of sky is:
Answer: A. Red During sun-rise and sun-set, the colour of sky is red.
Answer: A. Red
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Diamond dazzles due to:
Answer: A. Total internal reflection Diamond dazzles due to total internal reflection.
Answer: A. Total internal reflection
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The phenomenon of mirage is due to
Answer: D. None of these The phenomenon of mirage is due to none of these following option.
Answer: D. None of these
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Twinkling of stars is due to:
Answer: A. Refraction Twinkling of stars is due to refraction.
Answer: A. Refraction
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Electromagnetic waves used in RADAR are:
Answer: B. X-rays Electromagnetic waves used in RADAR are x-rays.
Answer: B. X-rays
See lessElectromagnetic waves used in RADAR are x-rays.