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An aircraft can perform aerobatic manoeuvres in a vertical loop as of
An antenna in a Geostationary satellite should have a minimum beam width of which among the following values to cover the entire earth?
An artificial Satellite revolves round the Earth in circular orbit, which quantity remains constant?
An artificial satellite stays in the orbit around the Earth because
An athlete runs before long jump to get advantage on
An atomic pile is used for
An egg sinks in soft water but floats in a concentrated solution of salt because
An electric fuse is based on
An electric iron of 750 W is used for S hours per day. Then the energy consumed in one day by the iron is:
An electrical fuse is used to interrupt excessive_?
