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JEE Main Mock 105
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If molecules of the gas are spherical of radius 1 Å, the volume occupied by the molecules in 1 mole of gas is -
A one litre flask is full of brown bromine vapours. The intensity of brown colour of vapour will not decrease appreciably on adding to the flask some.
Select the correct statement(s) from the following–
The elements of group 1 are called alkali metals because -
The number of real solutions of sin ex . cos ex = 2x–2 + 2–x–2 is -
If sin θ = and < θ < π. Then the value of is
If in a triangle = 2, then the triangle is-
The maximum value of index of refraction of a material of a prism which allows the passage of light through it when the refracting angle of the prism is A is
If l0 is the intensity of the principal maximum in the single slit diffraction pattern, then what will be its intensity when the slit width is doubled?
A uniform metal rod is used as a bar pendulum. If the room temperature rises by 10 °C, and the coefficient of linear expansion of the metal of the rod is 2 × 10–6 per °C, the period of the pendulum will have percentage increase of-
An enclosed one mole of a monoatomic gas is taken through a process A to B as shown in the figure. The specific heat of the gas for this process is –
The kinetic energy of rotation of diatomic gas at 27 ° C will be (k = 1.38 × 10–23Joule/k)
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Mar 31JEE & BITSAT
Saruchi KaushikMember since Feb 2018Do not let the behaviour of others destroy your inner peace.