CSIT Entrance Preparation MCQ Questions - Hamro CSIT

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By using white light in double slit interference experiment the central fringe is white. What color of fringe can be seen nearest to the central fringe?

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A convex lens is immersed in water. Compared to its power in air, the power in water will

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Two vehicles are approaching each other with a speed of 10ms-1. If A emits a note of 1000 vibrations, what will be frequency of the note as heard by a person sitting in B if the velocity of sound is 330 ms-1?

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An open pipe and a closed pipe resonate to the same tuning fork. The ratio of their length is

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The radius of a copper wire carrying a current is doubled, the drift velocity of electrons will

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A 25 W, 120 V lamp and 100 W, 120 V lamp are connected in series across a 120 V line. Which lamp will burn more brightly?

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A spherical condenser of 1 Farad will have the dimension of

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The ratio of induced emf in a coil having 50 turns and rotating with 50 Hz to that of induced emf in a coil having 100 turns and rotating with 150 Hz in the same magnetic field is

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A 0-100 mA of resistance 1 ft. is to be converted to an ammeter in the range 0-1A. We have to use a shunt

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Two vehicles are approaching each other with a speed of 10 ms-1. If A emits a note of 1000 vibrations, what will be the frequency of the note as heard by a person sitting B if the velocity of sound is 330 ms-1?

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