Recent questions tagged class11

Maximum time period of simple pendulum.

asked Sep 17, 2019 by palvikash859

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A body is acted upon by a force F = (-i +2j + 3k)N. The work done by the fo

asked Sep 16, 2019 by talktorik

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a force f = 2i -3j -3k acts on a particle whch undergoes a displacement r =

asked Sep 16, 2019 by talktorik

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Compressibility factor for He at standard temperature is

asked Sep 16, 2019 by ganeshkolipaka328

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Type of hydrocarbon that is used as lubricant

asked Sep 16, 2019 by gauravdhale09

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Which of the following is correct? Choose answer: van der Waals constant

asked Sep 16, 2019 by ganeshkolipaka328

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“a” and “b” are the van der Waals constants then what is the unit o

asked Sep 16, 2019 by ganeshkolipaka328

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8 gm of oxygen diffused from a container in 10 minutes .how many grams!s of

asked Sep 16, 2019 by subedisubhechha

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Energy of24.6 ev is required to remove one of electron from helium atom .Th

asked Sep 14, 2019 by nsumalatha07

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In conifers which of the following characters help to reduce water loss

asked Sep 14, 2019 by harshmundhe201

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In conifers which of the characters help to reduce water loss

asked Sep 14, 2019 by harshmundhe201

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What is the sum of the coifecient of odd powers of X in the expansion (1+X)

asked Sep 13, 2019 by afnanmsrrrr

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If the lines L1 and L2 are the tangents to 4x^2 - 4x-24y+49=0 and are norma

asked Sep 13, 2019 by vishnugoud195

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If 2sin^2x=3coax where x lies in between 0&360 then find the value of x?

asked Sep 12, 2019 by abhiramiabhi1011

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A reaction has a life time of 10 minutes. Calculate the rate constant for t

asked Sep 12, 2019 by charithaboya04

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A sphere of mass m1=2kg collides with a sphere of mass m2=3kg which is is a

asked Sep 11, 2019 by kritarthjha11

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What is coefficient of viscosity write a.i unit and dimensional formula

asked Sep 11, 2019 by hippibtech1895

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Define centripetal force and write its expression

asked Sep 11, 2019 by hippibtech1895

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Can we say that mass can neither be created nor to be destroyed instead of

asked Sep 10, 2019 by dkd261999

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For a liquid when heated in a vessel it is found that gamma a=6/7 gamma r.c

asked Sep 10, 2019 by 1raja8shekar1

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Which of the following trangision an atom will have least energy of photon

asked Sep 10, 2019 by sajidkhan0786g

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Two point charges +qand +q are fixed at (a,0,0) and(-a,0,0). A third point

asked Sep 8, 2019 by sakshipune2014

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Find the equation of the straight line passing through the origin and makin

asked Sep 8, 2019 by mekalahanumanthu51

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Interval of r for which x^2 + y^2=r^2 and x^2 + y^2 - 6x - 8y + 9=0 cut at

asked Sep 7, 2019 by oborohonda

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two body of masses 2m and m have their K.E.in the ratio 8:1,then their rati

asked Sep 7, 2019 by chandraaresa123

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a body of mass m is allowed to with the help of string with down ward accel

asked Sep 7, 2019 by chandraaresa123

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A chloride of an element contains 49.5%chlorine.The specific heat of the el

asked Sep 7, 2019 by rushinasadaf

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An unknown element forms an oxide.What will be the equivalent mass of the e

asked Sep 7, 2019 by rushinasadaf

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A ray of light is normally on one of the refracting faces of a prism of ref

asked Sep 6, 2019 by shyambobade2018

1 answer

5.2 mole of ideal gas at 3 ATM in 25 degree Celsius expand isothermally to

asked Sep 6, 2019 by ku.abhaytirkey

1 answer

When copper is added to a solution of silver nitrate , silver is precipitat

asked Sep 5, 2019 by nsumalatha07

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Chlorine is passed into dilute, cold koh solution .what are the oxidation n

asked Sep 5, 2019 by nsumalatha07

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The temperature at which oxygen molecules have the same root mean square sp

asked Sep 5, 2019 by shaileediwan

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Please help me with ques no. 3,4,5 Of parabola,jee. Image Is given in the

asked Sep 5, 2019 by vidyavikram10

3 answers

if the magnitude of the resultant of two vectors of the same magnitude is t

asked Sep 5, 2019 by ramakanthsinha

1 answer

in an experiment time period of a simple pendulum are measured as 2.63s,2.5

asked Sep 5, 2019 by manjusamantara

1 answer

Write down the expansion by the binomial theorm of (3x-y/2) ^4.By giving x

asked Sep 5, 2019 by mansirathor0180

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Determine the focal length of the lens from the following readings object d

asked Sep 4, 2019 by mittalshivam1213

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A and B are two non singular matrices such that A^6 = I and AB^2 = BA (B is

asked Sep 4, 2019 by mahesh_kumar938

1 answer

The line 4x+6y+9=0 touches the parabola y^2 =4x at the point

asked Sep 3, 2019 by 8639120954a

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If pressure of a gas is reduced by 25 percent then what should be the tempe

asked Sep 3, 2019 by dkabita059

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Find all pairs of consecutive odd positive integer both of which are smalle

asked Sep 2, 2019 by aakanksh3877

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A coin is tossed 3 times where E:at most two tails F:at least one head occu

asked Sep 2, 2019 by sagarkboss639

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A bullet of mass 2 kg leaves the gun with a velocity of 200 m/s. if the mas

asked Sep 1, 2019 by qayoom021

1 answer

If 2 projectile are same initial velocity are thrown at an angle of alpha

asked Sep 1, 2019 by jayasahu450

1 answer

de broglie equations?

asked Sep 1, 2019 by ramkumaryraj

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the mass of 525cc of a gaseous compound at 301k and 730mmhg was found to be

asked Aug 31, 2019 by sagar19po

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KE of a body is increased by 44%. What is the percentage increase in the mo

asked Aug 30, 2019 by krishnaprasaddnr

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A BODY WEIGHTS 63N ON THE SURFACE OF EARTH WHAT IS THE GRAVITATIONAL FORCE

asked Aug 30, 2019 by meghapc202

1 answer

a rope of length l and mass 'm' is connected to a chain of length l and mas

asked Aug 30, 2019 by tudurusika798

1 answer

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