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Y= ex+e-x/ex-e-x p.t. dy/dx=1-y2 ...
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A ball is rolling without slipping in a spherical shallow bowl as shown and executing SHM. If radius of the ball is doubled, the period of oscillation *Image* A) increases slightly B) is reduced by a factor of 1/2 C) is incre ...
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How much volume of air will be needed for complete combustion of 10 lit. ethane? I'm getting the answer as 35 but the answer given is 175 lit. ...
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*Image* it is an infinite grid.. each segmnt of each resitance is R. all are equal squares.. to find resistance between A nd B ...
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Equation of the line through the point ( 1/2 ,2) and tangent to the parabola y = - x2/2 + 2 and secant to the curve y = 4 - x2 is (A) 2x + 2y - 5 = 0 (B) 2x + 2y - 3 = 0 (C) y-2 = 0 (D) None of these ...
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2day...i saw that there was a cloudy background behind the moon and the moon was almost round...the peculiar thing was that.....there was a red coloured ring around the moon..which gradually faded as the distance increased fr ...
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Equation of the line through the point ( 1/2 ,2) and tangent to the parabola y = - x2/2 + 2 and secant to the curve y = 4 - x2 is (A) 2x + 2y - 5 = 0 (B) 2x + 2y - 3 = 0 (C) y-2 = 0 (D) None of these ...
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Four identical this metallic plates are kept closely as shown in the figure with respective charge on it. Plates 2 and 3 are connected by a conducting wire. Find the final charge distribution. *Image* ...
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Four identical this metallic plates are kept closely as shown in the figure with respective charge on it. Plates 2 and 3 are connected by a conducting wire. Find the final charge distribution. *Image* ...
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(1), (2,3,4), (5,6,7,8,9),.... Find the sum of numbers in the nth group ...
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Lim(x→∞)[ x2+1/x+1 -ax-b]=0 find a & b ...
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Find the greatest integer k for which 1991^k divides 1990^1991^1992 + 1992^1991^1990 ...
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*Image* Thanx in advance... ...
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The graph of the function cosx.cos(x+2)-cos^2(x+1) is 1.A straight line passing through (0,-sin^2 1) with slope 2. 2.A straight line passing through (0,0) 3.A parabola with vertex(1,-sin^2 1) 4.A straight line passing through ...
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What is component of vector? Plzz explain in simple manner ...
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How will air resistance affect the time of flight of a body thrown vertically upwards? Will the time taken to rise still be equal to the time taken to fall as in both cases the air resistance is opposite to the direction of m ...
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Which one is more acidic, p-fluorobenzoic acid or p-bromobenzoic acid and why? ...
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A small block of mass m is placed on the top of a right triangular block of mass M, which in turn is placed on a horizontal surface. All the surfaces are frictionless. Angle of inclination is α. Height of the triangular bloc ...
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Why are alkynes less reactive than alkenes even though they have 2 pi bonds? ...
