CSIT Entrance Preparation MCQ Questions - Hamro CSIT

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In the Young’s double slit experiment the angular width of a fringe formed on a distance screen 1° in λ=6000A. What is the spacing between the balls?

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A light ray incident normally on a plane mirror suffers a deviation of

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Convex lens of focal length 40cm for red color the focal length for violet color will be (μv=1.54 and μr=1.52)

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The magnificence produced by objective eye lens are 12 and 4. Magnificence of microscope is:

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Velocity of sound waves in air is 330 m/s. For a particular sound in air, a path differences of 40 cm is equivalent to a phase differences of 1.6π. The frequency of this wave is

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Two waves having intensities I and 9I produced interference. If the resultant intensity at a point is 7I. What is the phase differences between two waves?

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A listener moves towards a source of sound emitting notes of frequency f. The apparent frequency heard by the listener will be 20% more then the actual frequency when the listener moves with the speed nearly.

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The number of electrons contained in one columns of charge is

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A charge q is placed at the corner of cube. The electric flow through all the six faces of cube is

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A parallel plate capacitor has capacitance 5μF in air 15μF in oil. The dielectric constant of oil is

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