प्राणीहरुमा मानिस सर्बश्रेष्ठ  प्राणी हो ।  ढुङ्गे युगबाट परिवर्तन हुँदै हुँदै मान्छे .....

A concave lens is thinner at the centre than at the edges.  

Concave lenses are thinner at the middle. Rays of light that pass through the lens are spread out (they diverge). A .....

To solve it, we have to use indices rule. So, we get,                        [ya+b]a-b x [yb-c]b+c x [yc-a]c+a                  .....

I know that somebody might say black. But the natural skin colour is greyish .....

 गरिब परिवारको शंकरलाई साथी बनाउँदा  गौरी र उसको परिवारको हैसियतमा  आचँ आउने, शंकर गरबि .....

A concave lens is a diverging lens ,so when the parallel rays of ligth pass through the concave lens the reflected rays diverge , so that they appear to come from one point called principal axis .....

You might  have learnt about chromosome. Sex chromosome is either a pair of chromosome that determine whether an individual is male or a female. The sex chromosomes of human beings and other mammals are designated by scientists as X and .....

You may have studied about fertilization. Fertilization is the fusion of male(sperm) and female gamete (egg) to form zygote. After fertilization, the zygote starts to divide (in some cases). When zygote divides completely into two embryos, .....

Question seems  incomplete, Review the .....

I live with my mother, father, and brother. There are four family members.  How many members are there in your .....

Have you ever this types of plants around your .....

You might have learnt about gravitational force. When a ball is dropped from a certain height, it fall towards the earth. In this case the ball experience a force due to the gravity towards the center of the earth and produced acceleration due to .....

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हामीले नेपाली शुद्ध लेख्नको लागी पढ्दा, लेख्दा ध्यान दिनु पर्दछ । त्यसरी लेख्दा शुद्ध लेख्न .....

The man in the photograph is the Nobel Peace Prize .....

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He is one of the leader of 'Bachpan Bacho Andolan'. He has rescued many children from exploitation. He has developed a model of child education for the rescued children for their better future ahead. If so, we learn to protect .....

 माथिका शब्द समूहमा  तीनवटा अशुद्ध शब्द  र  एउटा शुद्ध शब्द दिइएको छ ।  ती .....

Rupesh, the people from different backgrounds stay together. Some of them are Aryan and some of them are Mongolian. Each race of people think that they are superior to other and try to discriminate others. This kind of thought of the people .....

 " हुन्छ , तपाईँको प्रस्ताव मलाई स्वीकार छ"  द्रोणले भने ।  यो शुद्ध वाक्य हो । अब यस .....

If he can do such things how can we treat him as tired? He is just retired but not tired. They are supposed to be tired but in reality they are not. Retirement is just one of the provisions made by the government. It is the rule of the .....

All of these things have diferent shapes and sizes and we can touch them by our hands. These things are called as .....

Just see how many letters are same in the given words? cho Now see the forth letter- i  i   c   l   c   p Now which comes first?  Two words have c, the third and fifth word.    compare the fifth letter of .....

निबन्ध आत्माअभिव्यक्तिको एउटा सशक्त साहित्यिक माध्यम हो निबन्ध लेख्दा मूख्य रुपमा तल .....

We know that  1 L = 1000 cm3 So, 100 L = 100000 .....

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Who tells you that was fake. That can be only a view of somebody.  It is true that Neil Armstrong was the first person who walk on the moon.  He was landed on moon on July 20, .....

Causes of non - communicable disease are exccess amount  of alcohol drinking habit. Excess amount of sugar, spicy , junk food .....

Experimental verification of the first law of electrolysis

The experimental verification of the faraday’s first law was verified by the above .....

Since the 17th century, there has been British rule in India. It was known as British East India Company. The colony had been ever expanding. Since their rule established in India, the British wanted to capture Nepal and expand their colonial .....

You might have learnt about Power. Watts means energy per second. 500W means it will supply 500 joules per second of energy continuously to the .....

Keep the similar numbers together as shown below. √3 × 3 × 2√3 × 4 × 4 × 4 You know, √3 × √3 = 3 So, the expression becomes,  3 × 3 × 2 × .....

गरिब र निमुखा ,निम्नबर्गीय मानिसको सङ्गतले ठूलाबडा अर्थात धनी र सम्पन्न वर्गका मानिसको .....

(i)  ∡BAC=2 ∡BAL

(ii)  ∡ACD=∡ABC+∡BAC

      .....

Ammeter is a device which is used to measure the electric current and it is the modified form of galvanometer. Since Galvanometer is a very sensitive instrument therefore it can’t measure heavy currents. In order .....

You know, if ax2 + bx + c = 0,  then    x=-b±b2-4ac2a. Substitute the value of a, b and c in the formula. You will .....

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Here, Sunayana has 150shares. Now dividend= 12% of net profit                          = 12/100x Rs.8400000                    .....

Here, Total invested amount = Rs 150⨯350 = Rs 52500 Divident amount = 7.5% of Rs 52500                             = 7.5/100 ⨯ Rs.52500         .....

Let the total dividend be x. then,  18% of x = Rs 1364400 Solve for .....

Use  Dividend% = (Dividend amount / Profit amount) X .....

Here, The number of person and number of working days are in indirect variation. Finally , if 10 more boys are admitted, the provision will last for 40 .....

The reason behind this is that we are social being. We work together in our unity because working in unity help us to have better progress. Similarly, a society is a group of people having mutual relation.  If we don't follow rules in .....

Here, AB= 12cm So area of Triangle ABC= 1/2 x 8cm x 12cm=48cm2 Again area of semicircle= 1/2 πr2,   where, r=radius=12/2=6cm                               .....

1.a)   1/[a+2] +1/[a+3] Now take LCM, =[a+3+a+2]/{(a+2)(a+3)] = [2a+5]/{(a+2)(a+3)} Which is your answer. Can you try .....

3.a) 1/[x+y] -1/[x-y]+2x/[xy-y2] Now factorise the denomerator of last term, =1/[x+y] -1/[x-y]+2x/y[x-y] Now take LCM, LCM=y[x+y][x-y] So,  =1/[x+y] -1/[x-y]+2x/y[x-y] ={y[x-y]-y[x+y]+2x[x+y]}/y[x+y][x-y] Now open bracket and .....

In fact, transformaton is the change of a sentence into another sentence without changing the real meaning. The form changes but the sense remains the same. We generally transform sentence to three forms. They are: Affirmative: They sing .....

न्यायपालिका राज्य संचालनको एक महत्वपुर्ण अंग हो । यसले संविधान र कानुनको व्याख्या गर्ने गर्छ .....

Earth Summit II is the name the NGOs have used for the Special Session the General Assembly of the United Nations convened in 1997  to review the progress made since the Earth Summit in Rio in .....