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The escape speed from the earth is about `11` km/s. The escape speed from a planet, having twice t
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The lines `2x - 3y = 5` and `3x - 4y = 7` are diameters of a circle of area `154` sq unit. Then, t
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Stainless steel has iron and
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For the reaction, `A (g)+ 2 B(g) -> 2C(g) +3D( g)` the change of enthalpy at `27^(o)C` is `19`
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In an interference experiment, the spacing betvveen successive maxima or minima is
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A spherical object of density pis immersed in a fluid of density `sigma`. The object will move
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