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Gases always tend to be less soluble in liquids as the temperature is raised. (True / False.)

The given statement is true. Gases always tend to be less soluble in liquids as the temperature is raised. Solubility of gases in liquids... View Article

UPSC Prelims 2021 Question Paper Analysis

The UPSC 2021 Prelims exam was conducted on 10 October 2021. In this article, you can get a detailed explanation of the questions that were... View Article

Slug is a unit of (A) weight (B) mass (C) length (D) area

mass Slug is the unit of mass. It is a mass which accelerates by 1 ft/s2 when a one pound force is applied So, the correct option is (B)... View Article

SF6 is which type of gas? (A) Electro positive (B) Electro negative (C) Both (A) and (B) (D) None of these

SF6 is both electro positive and electro negative gas. Therefore, the correct option is (C)... View Article

What is an abstract noun for friendly?

The abstract noun for friendly is friendliness... View Article

What do you mean by classification?

The systematic arrangement of things on the basis of certain similarities or differences is known as classification... View Article

A ray of light enters into benzene from air. If the refractive index of benzene is 1.50. By what percent does the speed of light reduce on entering the benzene?

Given Refractive index of the benzene (μ) = 1.50 Initially, the light was travelling in the air After travelling in air, the light enters... View Article

Fill in the blank with the most suitable adverb: Are you feeling ________ better today? (A) very (B) too (C) any (D) more

Any In the given sentence, the speaker wishes to ask whether there is even a slight improvement in the listener's health. Here, in the given... View Article

Which of the following is used as an anti knocking material? (A) T.E.L (B) C2H5OH (C) Glyoxal (D) Freon

T.E.L and C2H5OH Tetraethyl lead (T.E.L) also called an organic lead. It is used as an anti-knock agent in gasoline and jet fuels. Tetraethyl... View Article

Define the term: Boiling point

The boiling point of a liquid is the temperature at which the vapour pressure of the liquid becomes equal to the atmospheric pressure of the... View Article

Write any six important functions of auxins

Auxin means to grow. They are widely used in agricultural and horticultural practices. They are found in growing apices of roots and stems and... View Article

The population of a town increases by 10% annually. If the present population is 60000, what will be its population after 2 years?

Given Present population of a town = 60000 Annually population increases by 10% Hence, Increase in the population in first year = 10% of 60000... View Article

During the adiabatic expansion of 2 moles of a gas, the internal energy of the gas is found to decrease by 2 joules, the work done during the process on the gas will be equal to (A) 1 J (B) -1 J (C) 2 J (D) -2 J

Given ΔU = -2J For adiabatic process ΔQ = 0 According to first law of thermodynamics ΔQ = ΔU + ΔW ΔW =... View Article

The hormone that increases the rate of heartbeat and blood pressure after shock in a person is: (A) Throxin (B) Adrenalin (C) Pancreatin (D) Gastrin

Adrenaline This hormone is secreted by the adrenal glands in the centre of medulla. The main function of adrenaline is to produce contraction of... View Article

In a potato race 20 potatoes are placed in a line at intervals of 4 metres with the first potato 24 metres from the starting point. A contestant is required to bring the potatoes back to the starting place one at a time. How far would he run in bringing back all the potatoes? (A) 2340 m (B) 2480 m (C) 2540 m (D) 2230 m

Given Total number of potatoes = 20 First potato 24 meters from the starting point There are 4 meters in the intervals A contestant is... View Article

Which of the following gases turns lead acetate paper black? (A) SO2 (B) SO3 (C) H2S (D) H2SO4

H2S H2S gas turns lead acetate paper black. Hydrogen sulphide turns the colour of lead acetate paper black as per the following reaction... View Article

If it is possible to make a meaningful word with the first, the fifth, the sixth and the eleventh letters of the word COURAGEOUSLY, which of the following will be third letter of that word?If no such word can be made, give X as the answer and if more than one such word can be made, give M as the answer (A) O (B) A (C) G (D) X

From the word COURAGEOUSLY, when we take the first, the fifth, the sixth and the eleventh letters, the word CAGL is formed. The word formed is... View Article

M	T	W	T	F	S	S
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4	5	6	7	8	9	10
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