State two economically important uses of: (a) Heterotrophic bacteria (b) Archaebacteria
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Which of the following is usually not the generating voltage? a 6.6 kV b 8.8 kV c 11 kV
The electronic configuration of Neodymium (\(60\) Nd) is: (a) \([Xe] 4f^{4} 6s^{2}\) (b) \([Xe] 5f^{1}\) (c) \([Xe] 4f^{2} 6s^{2}\) (d) \([Xe] 5f^{4} 4d^{1}\)
Which of the following can not show variable oxidation state? (a) Chlorine (b) Fluorine (c) Bromine (d) Iodine
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In a simple pendulum of length 10 m, the string is initially kept horizontal and the bob is released. 10% of energy is lost till the bob reaches the lowermost position. Then find the speed of bob at the lowermost ...
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If the diameter of earth becomes half keeping mass to be constant, then the acceleration due to gravity at the surface of earth becomes. (a) Half (b) Four times (c) Twice (d) Three times