State and explain the laws of refraction of light?
Laws of refraction state that: 1. The incident ray refracted ray, and the normal to the interface of two media... View Article
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An arrow 2.5 cm high is placed at a distance of 25 cm from a diverging mirrror of focal length of 20 cm. Find the nature, position and size of the image formed
Given H1 = 2.5 cm u = -25 cm f = 20 cm Using the mirror formula, we get, 1/f... View Article
Grass stem elongates by the activity of: (A) Primary meristem (B) Secondary meristem (C) Intercalary meristem (D) Apical meristem
Grass stem elongates by the activity of intercalary meristem. Hence, the correct answer is option (C) Intercalary Meristem: 1. It... View Article
Write the following numerals in Indian System of Numeration 53428769
In the Indian numeral system, the place values of digits go in the sequence of Ones, Tens, Hundreds, Thousands, Ten... View Article
Write the additive inverse of 5
An additive inverse of a number is defined as the value, which on adding with the original number results in... View Article
Answer the following question briefly: What are the four cardinal directions?
The four cardinal directions are – North, South, East and West.
Change gender of stallions in feminine
The opposite gender of Stallion is ‘Mare’. Mare is an adult female horse and its opposite gender is Stallion.
What is the side faces of pyramid known as (a) Triangles (b) Squares (c) Trapeziums (d) Polygons
The side faces of pyramid known as triangles. Hence, the correct answer is option (a) Learn more:Pyramid
Difference between soft copy and hard copy
Hard Copy 1. Printed Document file 2. Does not require an electronic interface like computers or mobiles etc to read... View Article
Fill the collective noun. 1. A _____ of fish.
A school of fish. A group of fish is known as the school of the same fish species that swim... View Article
Write the molecular formula of ethene and draw its electron dot structure
C2H4 is the molecular formula of ethene. C2H4 is the simplest alkene with the chemical name Ethylene or Ethene. It... View Article
Find two rational and irrational numbers between root 2 and root 7
Two rational Numbers √2 and √7 are given in the question Approximate value of √2 = 1.41 and √7 =... View Article
Name the famous book written by Mahatma Ghandhi
The famous book written by Mahatma Gandhi in the year 1909 is ‘Hind Swaraj’.
Using identities, evaluate 99^2
Given (99)2 We can express 99 as (100 – 1) So, (99)2 = (100 – 1)2 On simplification, we get,... View Article
What is the format of an Azure Resource Template? (a) YAML (b) PowerShell (c) JSON (d) XML
Azure Resource Manager is the deployment and management service for Azure. The format of an Azure Resource Template is JSON.... View Article
Which of the following is not a viral disease? (a) Dengue (b) AIDS (c) Typhoid (d) Influenza
Typhoid is caused by a bacterium called Salmonella typhi. Therefore, typhoid is not a viral disease. So, the correct answer... View Article
Product of Force and Velocity is called: (A) Work (B) Power (C) Energy (D) Momentum
Product of Force and Velocity is called a Power. Hence, the correct answer is option (B).
What is green Revolution? Please give me answer in a short paragraph
The Green Revolution is referred to as the process of increasing agricultural production by incorporating modern tools and techniques. Green... View Article
Draw the electron dot structure of F2
Electron dot structures or Lewis dot formula can be drawn if the molecular formula of the compound is known. it... View Article
Why do we use the spacebar key?
The space bar is a key on a typewriter or alphanumeric keyboard in the form of a horizontal bar in... View Article
