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Σ 1/1+xa-b+xa-c =? (A) 1 (B)-1 (C) 0 (D) N.O.T. ...
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The value of CP - CV is 1.00R for a gas sample in state A and is 1.08R in state B. Let pA and pB denote the pressures and TA and TB denote the temperatures of the states A and B resp. Most likely (a) pA<pB & TA>TB (b) p ...
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A ball is dropped on a floor from a height of 2.0m. After the collision it rises upto a height of 1.5m. Assume that 40% of the mechanical energy lost goes as thermal energy into the ball. Calculate the rise in the temperature ...
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A 100kg block is started with a speed of 2m/s on a long, rough belt kept fixed in a horizontal position. The coefficient of kinetic friction betn. the block and the belt is 0.20. Consider the situation from a frame of referen ...
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A block of mass M is attached with the springs as shown. If the block is slightly displaced, the time period of SHM for the block shown in the figure will be? *Image* (A) 2π M/9K (B) 2π M/K (C) 4π/3 M/K (D) π M/2K ...
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If ω be the angle which a focal chord of a parabola makes with the axis, prove that the length of the chord is 4acosec2ω ...
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f(x) = ∫ 1-sin(2x) then f(Π/4) = ? will it be 2 or 0. because in the sheet that you gave the answer given at the back is (cosx + sinx)sgn(cosx-sinx)+c ...
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∫ dx/sec2x + tan2x ...
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lim:t→x ( sinx-sint/x-t ) = f (sinx) Find range of f(x) (A) (-∞,1] (B) [-1,0] (C) [0,1] (D) [-1,∞) ...
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differential coefficient of sin-1(3x-4x3) w.r.t. sin-1x is : a) 3 if -1 ≤ x ≤ 1 b) -3 if -1 ≤ x < -0.5 c) 3 if -0.5 < x < 0.5 d) -3 if -0.5 < x ≤ 1 ...
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*Image* reacts with NaBH4 to give *Image* But there is no reaction of *Image* with NaBH4. Why? ...
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If {a^x} = bc,{b^y} = ca,,{c^z} = ab, then xyz = ...
