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When and by whom was the civil disobedience movement launched?

Mahatma Gandhi launched the Civil Disobedience Movement (Dandi March) on 1930.... View Article

Assertion: Reimer-Tiemann reaction of phenol with CCl4 in NaOH at 340 K gives Salicylic acid as the major product. Reason: The reaction occurs through intermediate formation of dichlorocarbene (A) Both Assertion and Reason are correct and Reason is the correct explanation for Assertion (B) Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion (C) Assertion is correct but Reason is incorrect (D) Both Assertion and Reason are incorrect

Answer: (C) Assertion is correct but Reason is incorrect Learn more: Reimer-Tiemann reaction... View Article

A spherical conducting shell of inner radius r1 and outer radius r2 has a charge Q. (a) A charge q is placed at the centre of the shell. What is the surface charge density on the inner and outer surfaces of the shell? (b) Write the expression for electric field at a point x r2 from the centre of the shell.

(a) Charge at the outer surface of the spherical shell is Q Since, charge q is placed at center, thus the charge induced at the inner surface is... View Article

A rod PQ of mass M and length L is hinged at end P. The rod is kept horizontal by a massless string tied to point Q as shown in figure. When string is cut, the initial angular acceleration of the rod is.(a) 2g/L (b) 2g/2L (c) 3g/2L (d) g/L

Answer: (c) 3g/2L If I is moment of inertia of the rod about the end P and α is initial angular acceleration of the rod, then; τ=Iα=Mg x L/2... View Article

The example of phosphoprotein is: A. Mucin B. Fibrinogen C. Casein D. Myosin

Answer: C. Casein Phosphoproteins is a Conjugated Proteins. Proteins in combination with a phosphorous group. The example... View Article

Find the answers for 64 power 1/6

64 raised to the power 1/6 is given by: 641/6 =(26)1/6 By laws of exponents, = (2)6 .1/6 = 2... View Article

The book social contract was written by:

The book social contract was written by Jean-Jacques Rousseau.... View Article

Factorise:x^2-8x+15.

x2−8x+15 By splitting the middle term, =x2−5x−3x+15 =x(x−5)−3(x−5) =(x−5)(x−3) Hence,... View Article

Name any 5 states of india.

The five states of India are Andhra Pradesh, Bihar, Goa, Karnataka, Madhya Pradesh.... View Article

Egg shell is made up of a chemical. In which of the two ores this chemical is present? a.) Limestone: CaCO3, Dolomite: CaCO3.MgCO3 b.) Limestone: CaCO3.MgCO3, Dolomite: CaCO3 c.) Limestone: Ca2CO3, Dolomite: Ca2CO3.MgCO3 d.) None of these

Answer: a.) Limestone: CaCO3, Dolomite: CaCO3.MgCO3 Egg shells are made up of calcium carbonate (CaCO3) crystals... View Article

Write the names of isotopes of hydrogen. What is the mass ratio of these isotopes?

The three isotopes of hydrogen are protium (1H1), deuterium(1H2), and tritium(1H3). The mass ratio of protium, deuterium and tritium is 1:2:3.... View Article

What is period of the decimal 2.3636363…?

The period of the decimal 2.3636363... is 36.... View Article

What is the noun form of the word poor?

The noun form of the word poor is poor only. For example, he is a poor man.... View Article

What is an organised collection of data?

The organised collection of data or information is called data base.... View Article

Which of the following are perfect squares? (A) 44, 89, 99 (B) 25, 36, 49 (C) 30, 42, 56 (D) 45, 60, 72

Answer: (B) 25, 36, 49 25 = 52 36 = 62 49 = 72... View Article

Name the animal from which Pashmina wool is obtained.

Cashmere goat Changthangi undercoat hairs are major resource of Pashmina wool.... View Article

Social wellness refers to the relationships we have A. With ourselves B.With other people C. With environment D. All the above

b. With other people Social wellness refers to the relationships we have with other people like our friends, family, colleagues, etc.... View Article

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