Students and Teachers Forum

When an object moves in a circle the centripetal force (F) always acts towards the centre of the circle. It's nature is acting towards centre. The centripetal force, measured in newtons (N) can be different .....

A number is said to be irrational when it cannot be simplified to any fraction of an integer (x) and a natural number (y). It can also be understood as a number which is irrational. The decimal expansion of the irrational number is neither .....

 A number is said to be rational if it can be written in the form of a fraction such as p/q. Where, both p (numerator) and q (denominator) are integers And denominator is a natural number (a non-zero number). Integers, fractions including .....

The expression becomes 14 + 34 - 5 48 - 5 Now try to find the .....

contollable costs such as raw materils ,labor, and other overheads deemed  controllable by management. A certain portion of fixed costs can be .....

Globalization is the process in which people, ideas and goods spread throughout the world. Interaction and integration among the people, companies, and governments of different nations is given due emphasis in globalization. There are several .....

 

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We all cook in a metal utensil but mostly Aluminium, Iron and Steel. As metal is  great heat conductor, lightweight, inexpensive and easy to .....

Aqua regia is a mixture of nitiric acid and Hydrochloric acid. It is in the molar ratio of 1:3.  Aqua regia is a yellow-orange fuming liquid, so named by alchemists because it can dissolve the noble metals like gold .....

We use an before words which begin with vowels.                   (a , e, i, o, .....

# सर्वश्व   भनेको सवै कुरा  वा सब थोक भन्ने हुन्छ । अब यसलाई वाक्यमा प्रयोग यसरी गरिन्छ .....

Alfred Marshall's definition is called as welfare definition. This means that according to Marshall, economics deals with the study mankind who try to attain wealth to promote the matrial welfare of themselves. He said that people acquire .....

Pakistan won the ICC champion's trophy of .....

You may have seen a pea plant. Pea have very weak stem. When pea grows bigger, it climbs on sticks, walls or on the body of other plants. Such a plant is called .....

You may know, 1 m = 100 cm Therefore, The ratio is, 100 : 80 This can be written as 20 x 5 20 x 4 Therefore, the ratio is 5 : .....

If the arithmetic mean between two numbers is twice their geometric mean then prove that the ratio of 2 nos. is (2+√3):(2-√3) ----------- Let a,b be the two numbers: arithmetic mean = (a+b)/2 geometric mean = .....

please send the clear and compolete question. net profit shown by cost accouting .......................   add;- over recoverd factory expenses in cost accouting over valueation of opening stock in cost accouting over stated .....

1. Increase in income will lead to increase in demand  and decrease in income decreases the demand in case of normal goods. If increase in income increases the demand, it shifts the demand curve rightward. If decrease in income decreases the .....

Given, p cot θ = √(q2 - p2) Squaring both sides, p2 cot2θ = (q2 - p2) cot2θ = (q2 - p2) / p2 cot2θ = (q2 / p2) - 1 cot2θ + 1 = (q2 / p2) cosec2θ .....

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What insects do is pollinate flowers, meaning they carry the pollen from the stamen to the stigma of the pistil. This combines the 2 parts, to make seeds.

Insects like bees visit flowers for the nectar. When they go to the flower to .....

 If the zero marking of the Vernier scale lies on the left hand side of the zero marking of the main scale, Then, the error is said to be negative zero error.  The correctionwhich is made to get .....

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नेपालको बिकट ठाउमा जन्मिएका रुईत ।कोशौ हिडेर बिधालय जान्थे । धेरै दु:ख गरेर पढेका  उनि  .....

Russia is considered the biggest country in the .....

Similarly, the NGOs and INGOs working for eradicating these malpractices should work effectively. These agencies should organize awareness campaign highlighting the the bad impacts of bad customs and superstitions. Priority should be given to .....

Active mass is define as the concentration of reacting substance expressed usually in moles per liter. or the reactants that actually reacts to give product is is active mass. Its the thermodynamic function denoted as a= fc  a = active mass f .....

The property of a body to remain at rest or to remain in motion with constant velocity is called inertia. Newton’s first law is often called the law of inertia. As we know from experience, some objects have .....

We debit when assets & expenses are increased and when liability, capital and revenue are decreased. Also we credit when assets & expenes are decreased and when liability, capital and revenue are increased. For each transactions, ask .....

Roberto wanted the toys and play things to keep hoping that they would have another .....

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It is the system started by Prithvi Narayan Shah in which the families of soldier get compensation in terms of their death during .....

There are so many famous games in the world. Among them, the most famous these days are football and .....

South America is a land of superlatives. It has quite different types of landform, climate and vegetation. Selvas is a tropical rain forest in the Amazon basin of South America. Selvas is a dense .....

He gave his daughter's hand to the king of Banaras and got some financial and military help from his .....

He made friendly relationship with Lamjung was the powerful state and could be the obstacle in unification. So, he met Ripumardan Shah, the king of Lamjung through Kalu Pandey and signed a treaty.  According to this treaty, Lamjung will .....

यो यस्तो माध्यम हो जसको मार्फतबाट बौद्ध दर्शनलाई  व्याख्या गर्न सकिन्छ ।  सुरु सुरुमा लामा .....

Kp=Kc  when change in volume of reactants and products are same or .....

You may wear clean dress,  You may brush your teeth daily,  You may bath everyday. All these activities keep you clean. Such a state of being clean is called .....

Here, t1=12 t2=11 t3=9 t4=6 let   tn=an2+bn+c..............(A) when n=1 t1=a.12+b.1+c or,12=a+b+c.............i) when n=2, t2=a.22+b.2+c or,11=4a+2b+c...........ii) When n=3 t3=a.32+b.3+c Or, 9= 9a+3b+c.............iii) Now solve .....

It is not true that positive science is better than normative science. Both are equally important. One is based on facts whereas the other is based on opinions. Don't you think both facts and opinions are important? Just take this simple .....

If the hydrochloric acid is concentrated,  zinc reacts with hydrochloric acid voilently giving the bubbles of hydrogen in the .....

1. it is recorded in debit side, 1950 is in bank column and Rs 50 is in discount column. 2. it  is recorde in credit side ,BY bank at bank column 3. received checque is recorded asTO bank indebit .....

Revolution of 2046: Some of the major causes are: Unpopularity of Panchayati system among the people. The unity among the many political leaders against the Panchayati system. Open support of Indian political leaders to the movement .....

He realized that the standard of his army was below what he had estimated. His troops lacked arms and ammunition and sufficient .....

Please let us know if we could help you in any other way. Please feel easy to ask again if you do not .....

I am not .....

Have a try .....

The Kathmandu valley itself was divided into three kingdoms, i.e. Kathmandu, Bhaktapur and Patan. There were at least three powerful kingdoms in the east-Makawanpur, Vijaypur and Chandandi. Similarly, there were 24 Principalities in the .....