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Question & Answer Forum

Next time you have a doubt while studying, you know where to go. By simply posting your questions on Question & Answer Forum, you can have them answered by academic experts. You can also find related videos and explanations for better understanding.

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Chandan answered 1 year(s) , 2 month(s) ago

Why 82° 30' E longitude has been selected as the standard meridian of India?

82°30' E has been selected as the Standard Meridian of India because it is situated in the centre of all longitudes and latitudes in which our country is located.

Asked by Swetha

Apr 6

  • 5 Answers
  • 56 Likes
  • 118365 Views
Shubham answered 1 year(s) ago

CAN YOU PLEASE GIVE ME SIMPLE EXAMPLES OF MONOCOTS AND DICOTS

Monocots Seeds - Corn, Wheat, Maize, Rice, sugarcane, Bamboo, Barley, sorghum, ginger, banana, palm, orchid, Onion, garlic, coconut, palm, tulips, etc...


...

Asked by Devika

Feb 28

  • 3 Answers
  • 30 Likes
  • 103259 Views
Syeda answered 1 year(s) , 4 month(s) ago

What is difference between 'g' and 'G'

G stands for Newton's universal gravitational constant, whereas g stands for the acceleration due to gravity at a certain point.
G = 6.67300 × 10-11 N.m2.kg-2, G is a c

...

Asked by Himanshu

Sep 20

  • 4 Answers
  • 41 Likes
  • 96677 Views
Swathi answered 3 year(s) , 9 month(s) ago

Atomic masses of first 30 elements?

It is not possible to give the atomic masses of all the elements. Here iam giving the atomic masses of first 30 elements in the periodic table.
Element Atomic number Atomic mass Hydrogen  1 1 Hel...

Asked by Mragisha

Dec 17

  • 1 Answer
  • 21 Likes
  • 94346 Views
Syeda answered 1 year(s) , 4 month(s) ago

Find 6 rational numbers between root 2 and root 3

We know
Root 2 = 1.414
Root 3 = 1.732

Now, we can write n number of rational number between these. That is just greater than 1.414 and less than 1.732 and it should be terminatin...

Asked by Srinivasarao

Jul 10

  • 5 Answers
  • 17 Likes
  • 91525 Views
Syeda answered 1 year(s) , 4 month(s) ago

Why is cell called a structural and functional unit of life?

Solution:
The cells are called as structural and functional units of a living body. Cells are structural unit as they form the structure of the organism. Cells combine to form tissues, which further com...

Asked by G

Jul 13

  • 5 Answers
  • 16 Likes
  • 89220 Views
Vikas answered 3 year(s) , 4 month(s) ago

Acidic & basic radicals.

Ans:  
The ion formed after removal of Hydrogen ion (H⁺ ion) from an acid is called acid radical.
Ex: When HCl loses H⁺ ion, it forms Cl⁻ which is an acid radical.
 
Following gi...

Asked by Sajjan singh

Nov 24

  • 4 Answers
  • 24 Likes
  • 86937 Views
Syeda answered 1 year(s) , 4 month(s) ago

If x + 1/x = 3 , then find the value of x6+1/x6.

Assuming the question as (x + 1/x) = 3
Squaring on both the sides we get
(x + 1/x) 2 = 3 2
x 2 +(1/x 2) + 2 = 9
⇒ x 2...

Asked by Neha

Aug 19

  • 4 Answers
  • 30 Likes
  • 86843 Views
Mannat answered 1 year(s) , 3 month(s) ago

Merits and Demerits of Green Revolution

Merits :
1. Higher Yield.
2. Machines made for ploughing harvesting easy.
3. Surplus food can be sold to earn more.
4. Pests and insects controlled by pesticides and insecticides...

Asked by Tanvi

Aug 3

  • 7 Answers
  • 20 Likes
  • 82167 Views
Nagender commented 1 year(s) , 4 month(s) ago

brief summary of novel the three men in a boat 1st term

SUMMARY OF THREE MEN IN A BOAT -

Three friends named Jerome, George, and Harris smoke together in their apartment in London. They are all hypochondriacs and discuss their illnesses. After researchin

...

Asked by Dazzler

Jan 12

  • 11 Answers
  • 59 Likes
  • 78912 Views
Syeda answered 1 year(s) , 4 month(s) ago

What is difference between speed and velocity?


Answer.
                      SPEED                     VELOCITY 1. It is defined as the rate of change of distance. It is defined as the rate of change o...

Asked by Ashmit

May 18

  • 2 Answers
  • 10 Likes
  • 76655 Views
Syeda answered 1 year(s) , 4 month(s) ago

What is Universal Adult Franchise?

universal adult franchise is the right to vote by all the citizens of the country who are 18 years old or above

Asked by Trisha

Nov 25

  • 4 Answers
  • 10 Likes
  • 70209 Views
Chandan answered 1 year(s) , 2 month(s) ago

why lysosomes are known as suicide bags

Solution:
Lysosomes are cellular organelles that contain digestive enzymes that break down waste materials, foreign material and cellular debris. Lysosomes are capable of digesting nuc...

Asked by Garishma

Jul 15

  • 170 Answers
  • 21 Likes
  • 63462 Views
Syeda answered 1 year(s) , 4 month(s) ago

Find the missing frequencies in the following frequency distribution


Given, mean = 50.25
Sum of observations = 80
That is (60 + x + y) = 80
(x + y) = 20 … (1)
Mean = (2880 + 45x + 75y)/80
That is (50.25 × 80) = 2880 + 45x + 75y...

Asked by Harsh

Feb 9

  • 2 Answers
  • 9 Likes
  • 60316 Views
Syeda answered 1 year(s) , 4 month(s) ago

Why do we need elections?

Elections r needed so that people can choose their representatives as they would represent the ideas and opinion of the people

Asked by Ritik

Feb 28

  • 4 Answers
  • 11 Likes
  • 58875 Views
Manoharan commented 3 year(s) , 3 month(s) ago

Derivation of equations of motion

Derivation of The Equations of Motion


Derivation of S = ut + ½ at2


Derivation of v2 - u2<...

Asked by Manoharan

Jun 28

  • 1 Answer
  • 11 Likes
  • 58417 Views
Aruna kumari answered 3 year(s) , 11 month(s) ago

Non - Farm Activities.

Non - Farming activities includes activities excluding agriculture. Some of the non - farming activities are:

Dairy - It is a common activity in many villages. People feed their buffalo...

Asked by Hunny

Oct 26

  • 1 Answer
  • 14 Likes
  • 57534 Views
Syeda answered 1 year(s) , 4 month(s) ago

Tricks to learn atomic masses first 20 elements

For your grade you need to remember atomic masses of first 20 elements.

The atomic mass is double the atomic number of an element. But it is not applicable for all the elements in the periodic table.

...

Asked by Mragisha

Dec 19

  • 4 Answers
  • 9 Likes
  • 56591 Views
Syeda answered 1 year(s) , 4 month(s) ago

a farmer moves along the boundary of a square field of side 10 m in 40 seconds.what will be the magnitude of displacement of the farmer at the end of 2 minutes 20 seconds from his initial position?

 
Answer:
Total distance 40m in 40 sec.
Total time taken by the farmer = 2 min 20 sec. =140 seconds.
Total rounds completed= 140/40=3.5 rounds
That mean...

Asked by Mohammed

May 21

  • 8 Answers
  • 4 Likes
  • 56165 Views
Syeda answered 1 year(s) , 4 month(s) ago

Which states do not have an international border or lie on the coast?

Answer.

There are 5 states and 2 union terrtory of india which do not have an international border or lie on the coast.
States:-
Haryana, Madhya Pradesh, Jharkhand, Telengana, Chasttishg

...

Asked by Brejeshna

Apr 14

  • 3 Answers
  • 4 Likes
  • 55396 Views
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