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Expansion of idea The Pen is mightier than the sword.

asked Aug 25, 2021 in Essay by Doubtly (98.9k points)

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write an essay on cut your coat according to your cloth

asked Aug 24, 2021 in Essay by Doubtly (98.9k points)

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Explain the construction and working of the following. Draw a neat diagram and label it. a. Electric motor b. Electric Generator(AC)

asked Aug 3, 2021 in Chapter 4: Effects of electric current by Doubtly (98.9k points)

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There are 6 batsmen, 7 bowlers and 2 wickets keepers. Find the number of ways of forming

asked Aug 1, 2021 in 2021 by Doubtly (98.9k points)

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If vector a,b,c are three mutually perpendicular vectors equally inclined to vector a + b + c at angle θ, then find the value of 36 cos^2 2θ.

asked Aug 1, 2021 in 2021 by Doubtly (98.9k points)

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The mean of 6 numbers is 6.5 and its variance is 10.25. If 4 numbers are 2,4,5 and 7, then find the other two.

asked Aug 1, 2021 in 2021 by Doubtly (98.9k points)

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which of the following is most easily economically refined by fractional distillation

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If P4O10 + HNO3 are mixed in 1:4 ratio , then nature of nitrogen oxide obtained will be

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What is disproportionate ? in chemistry

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Benzene has vapor pressure of 70 torr and methyl benzene has 20 torr .

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In △ABC , cos B= 3/5 , AB=5 and R=5 . find the area of △ABC

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tangent and normal are drawn to y^2=2x at A(2,2). tangent cuts x-axix at T and normal cuts parabola again at P

asked Jul 20, 2021 in 2021 by Doubtly (98.9k points)

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Bird is flying in northeast direction with v 4rt^2 wind from north to south with 1m/s find the

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6.02 × 1020 molecules of urea are present in 100 ml of its solution. Jee

asked Jul 20, 2021 in Some Basic Concepts of Chemistry by anonymous

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Number of atoms in 558.5 gram Fe (at. wt. of Fe = 55.85 g mol-1) is

asked Jul 20, 2021 in Some Basic Concepts of Chemistry by anonymous

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In a compound C, H and N atoms are present in 9 : 1 : 3.5 by weight .

asked Jul 20, 2021 in Some Basic Concepts of Chemistry by anonymous

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With increase of temperature, which of these changes? JEE

asked Jul 20, 2021 in Some Basic Concepts of Chemistry by anonymous

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If both FeX2 & FeY3 are found to exist, X & Y can be : (1) X = F, Cl, Br, I Y = F, Cl, Br (2) X = Cl, Br,

asked Jul 16, 2021 in Some Basic Concepts of Chemistry by Doubtly (98.9k points)

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The period of oscillation of a simple pendulum is T = 2π\sqrt{Lg}. Measured value of 'L' is 1.0 m from meter

asked Jul 15, 2021 in Physics by Doubtly (98.9k points)

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WAP in C++ that first initializes an array of given 10- sorted real numbers. The program must verify whether a given

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