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1)Two cards are drawn at random from a well shuffled pack of 52 cards & thrown away.Find the probability of drawing an ace from the remaining 50 cards. 2)A & B play alternately with an unbiased die.He who first throws a 'six' ...
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can some one plz tell me what is a palindrome & what kind of sums on palindromes come in iitjee. ...
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last one for today! suppose we are charging a capacitor of capacitance C across a potential difference(battery) of V. Energy stored in capacitor = 1/2 CV2 work done by battery=q.V but q=CV so work done = CV2. where did the re ...
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Which book is better? Irodov or Resnick halliday walker.. suggest me a book for chemistry also.. ...
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PHysics: 1>A motorcycle is going on a overbridge of radius R.The bike is acsending the overbridge with constant speed,then the normal rxn on it : a)increases b)decreses c)remains same D) fluctuates 2>A rod of length L i ...
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A kilo of iron and a kilo of feathers have same mass.... But in vacuum the scale will tilt toward the feathers..though they weigh same....YA BOSS.... Why? ...
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*Image* *Image* *Image* ...
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this i believe was given by a friend of einstien to him, when he was ill, wounded and bed ridden in a hospital, to indimidate him, instead, einstien, though not completely conscious, solved it orally, much to the friends disa ...
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We say that something is white in colour because it reflects all the incident wavelengths... Why is it that Mirror is not white? Because, even mirror reflects back all the incident colours! ...
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If your sock drawer has 6 black socks, 4 brown socks, 8 white socks, and 2 tan socks, how many socks would you have to pull out in the dark to be sure you had a matching pair? not a doubt . ans is 5 ...
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Tiit junta.., first of all, i wish all u guys good luck for the exam tomorrow. These times remind me of my JEE days. Im so excited that i almost feel as tho' i wanna give jee again.My word of caution, don't i repeat don't und ...
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When PbO2 reacts with conc HNO3,the gas evolved is (A). NO2 (B). O2 (C) N2 (D). N2O ...
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Why is the ignition temperature of white phosphorus v low? ...
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A MAN IS STANDING ON A WEIGHING MACHINE WHICH READS ZERO.HOW DO WE KNOW IF THE MAN IS INSIDE A FREELY FALLING LIFT OR IN A SATELITE. ...
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IF THERE R N PTS ON A CIRCLE THEN HOW MANY TRIANGLES R FORMED INCLUDING THE SMALLER TRIANGLES. ...
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A MAN IS STANDING ON A WEIGHING MACHINE WHICH READS ZERO.HOW DO WE KNOW IF THE MAN IS INSIDE A FREELY FALLING LIFT OR IN A SATELITE. ...
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does the coefficient of thermal expansion of metals depend on the electronic configuration of the metals? ...
