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It depends on material of wire
It is directly proportional to the length of wire
It is directly proportional to the area of cross-section of wire
Resistance of metallic wire increases with increase in temperature
Indicate the true arrangement for electromagnetic radiation in order of their increasing wavelength
Indiscriminate disposal of used fluorescent electric lamps causes mercury pollution in the environment. Why is mercury used in the manufacture of these lamps?
Infrasonic sound has a frequency lower than
Inside an aeroplane, flying at a high altitude
Instrument used to measure the force and velocity of the wind is
Intensity of gravitational field of earth is max. at
Is a mirror always forming an erect image of a real object?
Isotopes of an element contain
It is dangerous to observe Solar eclipse with naked eyes as
It is dangerous to observe Solar eclipse with naked eyes because