Daily Question Banks for Engineering Entrance and Board Exams

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Physics

Multiple Choice Question with Only One Choice Correct
A block is placed on the top of a smooth inclined plane of inclination kept on the floor of a lift. When the lift is descending with a retardation a, the block is released. The acceleration of the block relative to the incline is
(a) g sin (b) a sin
(c) (g - a) sin (d) (g + a) sin


Chemistry

Complete the following reaction
C6H5CHO + (CH3CO)2O ......................

Mathematics

If 3 tan 2x - 4 tan 3x = tan2 3x tan 2x then tan 3x + 3 tan x + 2736 is equal to
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