Physics
The gas usually filled in electric bulbs is:
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Velocity of wind is measured by:
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Electric lines of force:
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Alpha particles are clusters of__________?
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Arrow in transistor symbol______________?
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Two automobiles are 150 km apart moving towards each other at 60 km/h and 40 km/h. They meet in:
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What is the wavelength of visible spectrum:
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Which colour of light is deviated least ________?
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Color of the glow produced in the discharge tube:
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