Archives

76 ladies complete a job in 33 days. Due to some reason some ladies did not join the work and therefore it was completed in 44 days. The number of ladies who did not report for the work is (A) 17 (B) 18 (C) 19 (D) 20

Number of days required to complete the work = 76 x 33 = 2508 days Let us consider x ladies did not report for work Then (76 - x) x 44 = 2508... View Article

Why are the houses in Rajasthan painted white?

White colours are reflectors of heat. Hence, Rajasthan being a very hot city, has houses with their walls painted white so that most of the heat... View Article

Define the term calorie. How is it related to joule? (A) The amount of energy requires to raise the temperature of 1 gram of water by 1 degree celsius, 1 cal = 4.18 J (B) The amount of energy requires to raise the temperature of 1 gram of water by 1 kelvin, 4.18 Cal = 1 J (C) The amount of energy requires to raise the temperature of 1 gram of water by 1 Fahrenheit, 4.18 Cal = 1 J (D) The amount of energy requires to raise the temperature of 1 gram of ether by 1 degree celsius, 1 cal = 4.18 J

The amount of energy requires to raise the temperature of 1 gram of water by 1 degree celsius, 1 cal = 4.18 J The energy needed to raise the... View Article

Statement: The amorphous solids are isotropic.State whether the given statement is true or false(A) True(B) False

True The amorphous solids are an isotropic. They have the identical physical properties in all directions due to irregular arrangement. However,... View Article

Name the deficiency diseases caused due to deficiency of (i) Iodine (ii) Vitamin B2 (iii) Vitamin D (iv) Fluorine (v) Vitamin C (vi) Vitamin A (vii) Vitamin B12 (viii) Iron

(i) Iodine - Goitre, enlarged thyroid gland(ii) Vitamin B2 - retarded growth, bad skin(iii) Vitamin D - Rickets in children and osteomalacia in... View Article

Mark three non-collinear points A, B and C in your note book. Draw lines through these points taking two at a time. Name these lines. How many such different lines can be drawn?

It is given that the three collinear points are A, B and C We know that three lines namely AB, BC and AC can be drawn using these points.... View Article

Handpicking method is effective in: (A) Solid mixtures (B) Liquid mixtures (C) Gaseous mixtures (D) All of these

Solid mixtures Handpicking is the most effective in solid mixtures since the impurities that we want to separate are visible to eye Therefore,... View Article

The pH of a sample of Vinegar is 3.76. Calculate the concentration of Hydrogen ions in it.

Given pH = 3.76 We know that, pH = -log[H+] log [H+] = -pH [H+] = antilog (-pH) = antilog (-3.76) We get, = 1.74 x 10-4 M Therefore, the... View Article

Nati is the famous folk dance of which state? (A) Uttrakhand (B) Jammu and Kashmir (C) Himachal Pradesh (D) Haryana

Himachal Pradesh Nati is the most famous folk dance of Himachal Pradesh. In the Guinness world record book, it is listed as the largest folk... View Article

The first secretary general of SAARC was _____________ (A) Vijayalaxmi Pandit (B) Abul Ahsan (C) Kofi Annan (D) Mahatma Gandhi

Abul Ahsan SAARC Secretariat was established in Kathmandu on 16 January 1987 by Bangladeshi diplomat Abul Ahsan, who was its first... View Article

The second round table conference failed over the question of __________ (A) Communal representation (B) Suspension of Civil Disobedience Movement (C) Grant of dominion status (D) Date of transfer of power

The Second Round Table Conference failed over the question of communal representation. Hence, the correct option is (A)... View Article

A wire is bent to form the double loop shown in figure. There is a uniform magnetic field directed into the plane of the loop. If the magnitude of this field is decreasing, the current will flow from (A) a to b and c to d (B) b to a and d to c (C) a to b and d to c (D) b to a and c to d (E) answer required

Given a to b and d to c As the field decreases the flux through the loop decreases. By Lenz's Law, to counter this the current in the... View Article

The number of pi electrons present in naphthalene is (A) 6 (B) 10 (C) 5 (D) 12

Total π bonds = 5 Total number of π electrons = 5 x 2 = 10 Hence, the number of π electrons present in naphthalene is 10 So, the... View Article

Rajtarangini, book on the history of Kashmir, was written in the 12th century by (A) Al Beruni (B) Kalhana (C) Banabhata (D) None of these

Kalhana Rajtarangini, book on the history of Kashmir, was written in the 12th century by Kalhana. He himself stated that he has written this... View Article

What is meant by pair production and annihilation?

The conversion of a photon into an electron-positron pair on its interaction with the strong electric field surrounding a nucleus is known as... View Article

In what ways does media play an important role in a democracy?

Media plays an important role in democracy, as it provides news and discusses events taking place around the country and all over the world. It... View Article

Gandhiji launched his first mass movement in India at ___________ (A) Champaran (B) Wardha (C) Sabarmati (D) Bardoli

Champaran Gandhiji launched his first mass movement in India at Champaran. The Champaran Satyagraha was a peasants uprising, led by Mahatma... View Article

UPSC submits its annual report on its work to (A) The Parliament (B) The Union Home Minister (C) The President (D) The Chief Justice of India

President The Union Public Service Commission submits its annual report on its work to the President of India. The President places this report... View Article

What are miniatures?

A small sized paintings generally done in water colour on cloth or paper are known as miniatures. The colours used for miniatures are handmade.... View Article

Give an example of the non edible or poisonous mushroom, studied by you

Toad stool is an example of non-edible or poisonous mushroom... View Article

M	T	W	T	F	S	S
				1	2	3
4	5	6	7	8	9	10
11	12	13	14	15	16	17
18	19	20	21	22	23	24
25	26	27	28	29	30	31