Students and Teachers Forum

Formula to calculate Work done = Force * displacement or, W = F * .....

Solution : x3 + x2y + xy2 = x ( x2 + xy + y2 .....

Trigonometric identities are equalities involving trigonometric functions. An example of a trigonometric identity is

sin⁡2θ+cos⁡2θ=1.\sin^2 \theta .....

A developed society is one that is based on science and technology. The developed society is highly advanced which has all the facilities like transportation, communication, and other facilities. A developed society is considered civilized and .....

A society is a group of people living in an organized way in a certain territory. Some of the important features of a good society are: - Security - Affinity - Unity - Responsibility - Interdependence and cooperation. - Obedience to rules and .....

There is a close relationship between individuals and society. Actually, society is not other than a group or organization of individuals. Without individuals, society cannot be formed. When the society is formed, individuals are its .....

A society may be defined as cohesive union of individual from various ethnic, religious and cultural backgrounds. It is a unit of various individuals who have similar kinds of needs and resources for their fulfillment. A society may also be .....

Friction: 1. Friction is the resistive force which prohibits/opposes the movement of one object while rubbing on the surface of another object. 2. The magnitude of this force does not depend directly on the masses of the body in a mutual .....

some examples of energy transformation?
The Sun transforms nuclear energy into heat and light energy. Our bodies convert chemical energy in our food into .....

Nuclear energy is the energy that holds together the nuclei of atoms.  Atoms are the most simple blocks that make up matter. Every atom has in its center a very small .....

A family is a unit of society. It has grandfather, grandmother, father, mother, brother and sister. All these members are bounded by the rules and regulations that are formulated by .....

The anus is the opening where the gastrointestinal tract ends and exits the .....

When water is added to cement, the reaction that takes place is called hydration. Hydration generates heat, which can affect the quality of the cement and also be beneficial in maintaining curing temperature during cold weather. On the other hand, .....

व्यक्तिवाचक नामः रामायण, पोखरा, छठ (कुनै खास, व्यक्ति, पदार्थलाई तोकेर बुझाउने) जातिवाचक नामः .....

Sediementary rock are those rocks  that has formed through the deposition and solidification of sediment, especially sediment transported by water (rivers, lakes, and oceans), ice (glaciers), and wind. Sedimentary rocks are often deposited .....

The things that are made by man are called man-made things. The  five man-made things are :  i) Desk ii) House iii)Car iv) Computer v) .....

Symmetry comes from a Greek word meaning 'to measure together' and is widely used in the study of geometry. Mathematically, symmetry means that one shape becomes exactly like another when you move it in some way: turn, flip or slide. For .....

In Nepal, we find people of various religious groups. Different communities have their own religious festivals. Some of the major religious festivals are: Dashain, Tihar, Holi, Chhath, Lhosar, Maghi, Janai poornima, Ram nawami, Eid and Indra .....

Unit is the reference standard with which we carry out measurement. Unit helps to determine the amount or quantity of the physical .....

Solution: MP = Rs.1200 SP = Rs.1250 discount amount = MP - SP = 1200 - 1250 = - Rs.50, there is .....

Human Resource Development (HRD) is the framework for helping employees develop their personal and organizational skills, knowledge, and abilities. It may be defined as the process of assigning the right kind of person for the given job. Some of .....

Solution : Selling price SP = Rs5000 VAT% = 13% VAT amount = 13% of Sp = 13/100 * 5000 = Rs.650 And, SP with VAT = SP + VAT amount = Rs.5000 + Rs.650 = .....

In plane geometry, an angle is the figure formed by two rays, called the sides of the angle, sharing a common endpoint, called the vertex of the .....

Solution : Let CP be x and, loss % = 1/6 of x = x/6 Loss % = loss/CP * 100% = (x/6)/x *100 % = 100/6 = .....

Solution : g-1 (2x+3) = 2x + 4 or, g-1 (2x+3) = (2x+3) +1 or, g-1 (x) = x+1 let g-1 (x) = y, then, y = x + 1 interchanging x and y, x = y + 1 y= x - 1 so, g(x) = x - .....

International Bureau of Weights and Measures (BIPM), French Bureau International des Poids et Mesures, international organization founded to bring about the unification ofmeasurement systems, to establish and preserve fundamental international .....

Kilogram is the SI unit of mass. and, mass is a fundamental quantity . so, kg is a fundamental .....

Unit is the reference standard with which we carry out measurement. Unit helps to determine the amount or quantity of the physical .....

The importance of measurements are .....

There is a huge importance of silkworm ie it is very much profit making and essential for the market of garments, and cloths. It is responsible for making a huge amount of business, by extracting silk, as a raw one, and processing it and selling .....

Pluto, as a member of the Solar System , was formed at the same time as the rest of the planets and the Sun during the Formation and evolution of the Solar System from the protoplanetary disk around the .....

We know that Nepal was ruled by Ranas before 2007 BS. During their rule, Nepal had established diplomatic relations only with England. Nepal was virtually unknown to others. Most of the citizens of Nepal were illiterate and had no contact with .....

Ram Nath Kovind  is the president of .....

Titanium is a d-block element, present in 3d series with atomic number 22. Since, there are 2 electrons in the valence shell, the valency of the titanium will be .....

Solution : 14 - 8 + 12 / 2 = 14 - 8 + 6 = 14 + 6 - 8 = 20 - .....

मेरो देश (कविता)                            देवेन्द्रप्रसाद उप्रेती मेरो देश स्वच्छ .....

Haleshi Mahadev of Khotang district is known as "Pashupatinath of .....

A logical operation is a special symbol or word that connects two or more phrases of information. It is most often used to test whether a certain relationship between the phrases is  true or false. AND logic operation

The AND .....

The amount of turn between two lines around their common point (the vertex) is called .....

मेरो देश (निबन्ध)
मेरो देश  प्राकृतिक दृष्टिले .....

The national game of UK is .....

हाम्रा पुर्खा (निबन्ध)
नेपाली संसारलाई एउटा विराट् .....

Pacific ocean is the biggest .....

Solution : 10 Kilometer = ? we know, 1 km = 1000 m 10 km = 10 * 1000 m = 10000 .....