Archives

Write composite number between 40 and 50

The composite numbers between 40 and 50 are 40, 42, 44, 45, 46, 48, 49 and 50 Learn more: Composite numbers... View Article

The least number of four digits which is a perfect square is (a) 1100 (b) 1210 (c) 1024 (d) 1081

We know that the least 4 digit number is 1000 By using long division method The remainder is 39 Since, (31)2 < 1000 Now, take the next... View Article

A cubical block of side 7 cm is surmounted by a hemisphere. What is the greatest diameter the hemisphere can have? Find the surface area of the solid.

It is given that each side of cube is 7 cm. So, the radius will be 7/2 cm. We know that, The total surface area of solid (TSA) = surface area of... View Article

The cooling in refrigerator is due to (A) reaction of the refrigerator gas (B) expansion of ice (C) the expansion of the gas in the refrigerator (D) the work of the compressor

The cooling in refrigerator is due to the expansion of the gas in the refrigerator. Hence, the correct option is (C) Learn more: Refrigeration... View Article

Name 7 sister states of India and capitals

The seven sister states of India and capitals are as follows: 1. Arunachal Pradesh - Itanagar 2. Assam - Dispur 3. Nagaland - Kohima 4. Manipur -... View Article

What can you do after crying a lot?

After crying a lot, you can laugh from the bottom of your heart.... View Article

Consider the following statements (1) Dadabhai Naoroji was the first Indian to estimate the National Income of the country (2) National Income Committee established in India after getting Independence was headed by Professor VKRV Rao . Which of the statements given above is/are correct?

Both (1) and (2) statements are true A first rough estimate of National Income was done by Dadabhai Naoroji for 1867-68; published in his book... View Article

What is the electronic configuration of Barium?

The electronic configuration of Barium is [Xe]6s2 Learn more: Barium... View Article

What is a cell sap?

The watery fluid within the central vacuole of a plant cell is known as 'cell sap'. It contains variable amounts of food, inorganic salts, waste... View Article

Nepanagar in Madhya Pradesh is famous for ____________ industry (a) sugar (b) newsprint (c) cement (d) chemicals

In India, there is a paper mill at Nepanagar in Madhya Pradesh which makes paper for printing newspapers and there is a government press for... View Article

Watermelon is —————- creeper/climber

Watermelon is a 'creeper' Creepers, as the name suggests, are plants that creep on the ground. They have very fragile, long, thin stems that can... View Article

If x+1/x=3 then find the value of x⁶+1/x⁶ =? (a) 927 (b) 114 (c) 364 (d) 322

Given x + (1/x) = 3 On squaring both sides, we get, {x + (1/x)}2 = 32 x2 + (1/x2) + 2 = 9 x2 + (1/x2) = 9 - 2 x2 + (1/x2) = 7 Now, On cubing both... View Article

During which process is energy released? (a) Respiration (b) Feeding (c) Digestion (d) Growth

The energy is released during respiration. The energy released during respiration is stored in the form of Adenosine Triphosphate(ATP) Adenosine... View Article

Which one of the following has its own DNA (i) Mitochondria (ii) Dictyosome (iii) Lyosome (iv) Peroxisome

Mitochondria has its own DNA Mitochondria: Both plant cells and animal cells possess mitochondria. It has its own DNA and plays a met role in the... View Article

Explain different types of decomposition reaction

A decomposition reaction can be defined as a chemical reaction in which one reactant breaks down into two or more products. General... View Article

What is a total reflecting prism? State three actions that it can produce. Draw a diagram to show one action of the total reflecting prism.

Total reflecting prism is defined as a prism having an angle of 900 between its two refracting surfaces and the other two angles each equal to... 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