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The velocity-time graph of a body is shown in figure. The displacement covered by the body in 8 seconds is *Image* a) 10 m b) 9 m c) 24 m d) 30 m ...
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If the 10th term of a geometric progression is 9 and 4th term is 4, then its 7th term is a) 6 b) 36 c) frac{4}{9} d) frac{9}{4} ...
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Which one of the following sets of quantum numbers represents an impossible arrangement? ~~~~~~~~n~~~~~~~~~~~~~l~~~~~~~~~~~~~m~~~~~~~~~~~s~ a) 3~~~~~~~~~~~~2~~~~~~~~~~~~~~2~~~~~~~~~~~frac{1}{2} b) 4~~~~~~~~~~~~~0~~~~~~~~~~~~0 ...
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