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*Image* ...
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some good questions given in the sample paper of kvpy ...
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10 v.s.d. =7 m.s.d i msd =1mm given that 7th v.s.d. coincides with 5 m.s.d.. find: i) l.c. ii) reading. (in the above ques. the l.c. is coming greater than the reading ..why is it happening so in the above case ?? ) ...
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2 ends of a train with constant accelaration pass a certain point with velocity u & v, find with what velocity with which the mid point of the train will pass the same point ???? Is the answer is (v2+u2)/2 ???? ...
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*Image* getting totally confused ! plz help. ...
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a) suppose we tie a ball with a string and rotate it keeping its other end tied with one of our fingers then the only external force acting on it is the tension. Which force then cancells 'mg' acting vertically downward? b) i ...
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Intensity and exact wavelength of the lines in the spectrum of an element depends upon ? a) temperature b) Pressure c) Pressure of Electric Field,magnetic field and motion of source d) None e) All ...
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Sorry if this is silly, If sound travels faster in solids than in air then why on closing our ears we cannot hear the sound properly? ...
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a test tube is taken with a volume V filled with water upto brim . it is slowly turned such that (if we consider that the test tube is rotated at +ive x axis starting from the tip of the base of test tube) at a particular ang ...
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What to do and what not to do in the last month before IIT-JEE http://www.youtube.com/watch?v=Z5-AfiJxjOc&context=C4acfebbADvjVQa1PpcFMQX-FKsRHXxJDA7RTt_k4sN1NL6Iapsuo= ...
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if perimeter of a quadrilateral is 4x then find the maximum value of the area of 3 triangles out of which 2 are identical such that the sum of the area of the triangle is not exceeding the area of the quardilateral .......... ...
