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Physics
If three bulbs of 40 W, 60 W and 100 w are connected in series with a 200 V power supply , then (a)the potential difference will be maximum across the 40 W bulb (b) the current will be maximum through the 100 W bulb (c) the 40 W bulb has the maximum resistance. (d)the current in the circuit is 1.2 A
Chemistry
Multiple- Choice Question Proteins contains (A) exclusively D isomers of amino acids (B) exclusively L isomers of amino acids (C) 50 % of each of D- and L- amino acids (D) 33 % of D-form and 67 % of L-form of amino acids.
Mathematics
If the vectors a, b and c form the side BC, CA and AB respectively of a triangle ABC , then (a) a . b + b .c + c .a = 0 (b) a x b = b x c = c x a (c) a. b = b .c = c.a (d) a x b + b x c + c x a = 0

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