Ionic compounds are held together by strong mettalic bond. In order to melt them, the strong metallaic bond must be broken which requires high energy. Hence, they require high temprature to .....

Rural areas are the areas very far from the cities and towns. Most of the rural areas are deprived of transportation, communication and educational facilities. Some rural areas do not have electricity facilities as well. So, people living .....

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3sin2x + 4cos x = 4 or, 3( 1 - cos2 x) + 4 cos x = 4 or, 3 - 3cos2 x + 4cos x = 4 or, 3cos2 x - 4cos x + 1 = 0 or, 3cos2 x - 3cos x - cos x + 1 = 0 or, 3cos x( cos x - 1) - 1 ( cosx - 1) = 0 or, (3 cos x - 1)( cosx - 1) = .....

Air pumps and syringes work on 'Pascal's .....

Xylem and Pholem are the two conducting tissues of plants. Xylem transports water and solutes from the roots to the leaves.  Phloem transports food from the leaves to the rest of the .....

You know that plants are generally green. This green colour in plants is due to a special pigment called chlorophyll. A chloroplast is an organelle unique to plant cells that contains chlorophyll (which is what makes plants .....

This video will give you some idea on .....

Here, Principal (P) = Rs. 25000.  Time (T) = ? Rate (R) = 4% Interest (I) = Rs 250. We know that,   I = PTR/100 or, 250 = 25000 x T x 4/100 or, 250/100 = T or, T = 2.5 .....

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The advantages of the parliamentary system are listed below: - In a parliamentary system, there is a Head of State and head of government which   helps to reduce the workload. - The parliamentary system is less likely to become .....

The Constitution of Nepal 2015 (2072) is the seventh constitution of Nepal. This is the first Constitution made and adopted by the Constituent Assembly .....

The apparent weight of a body is less in water than in air. We know, Upthrust(Boyant force of any fluid) = V*d *g  So, the upward force(F) α density of the fluid (d). Since water is denser than air, it provides a greater .....

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You may know that a physical quantity is a quantity in physics that can be measured, thus a physical property that can be quantified. Examples of physical quantities are mass, amount of substance, length, time, .....

315 days to 1 year = 315 days/1x365 days [ 1 year = 365 days]   = 315/365 = .....

11 days  to 2 weeks = 11 days /(2x7) days [ 1 week = 7 days] = 11 days/14days = .....

5kg to 700 gram = 5kg/700 gram = (5 x 1000)gram/700 gram = 5000gram/700 gram = 50/7 = .....

2.7 x 5+3.75 = 13.5 + 3.75  [ you may have learnt BODMAS rule] = 13.50 + 3.75 = .....

You may know the ratio of output work to input work is called as efficiency. The work done on the machine is referred as input work whereas the work done by the machine is called output work. For 100% efficiency, output work = input .....

Second case, CP = Rs. 950   and SP = Rs. 950 Here, SP = CP , so neither loss nor .....

Here, CP > SP  so, loss = CP - SP               = 1100 - 1020 = Rs. .....

The advantages of industries are mentioned in the following points: - Industries help in generating employment opportunities for the people. - The customers get a wide variety of choices which are produced from .....

Cost price (C.P.) of 20 bulbs = Rs. 400. Selling price of 5 bulbs = Rs. 150 Selling price of 1 bulb = Rs. 150/5 = Rs. 30 So, Selling price of 20 bulbs (S.P.) = Rs. 30 x 20 = Rs. .....

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Selling price (S.P.) = Rs. 2800. We know that,     profit = S. P. - C. P. = 2800 - 2500 = Rs. .....

Number of apples he sold = 60 - 8(rotten) = 52. rate of he sold is Rs. 4 per apple so, selling price(S.P.) of 52 apples = 52 x 4 =Rs. .....

Given, profit = Rs. 100. Now, we know that,   Cost price (C.P.) = S.P. - profit = 500 - 100 = Rs. .....

Begin your letter as follows: Dear Hazel, I'm delighted that you are coming to Nepal next month. I think it would be great if you could stay with me and my family. Otherwise, if you prefer, I can easily book a cheap but comfortable hotel near .....

The following measures need to be taken for the preservation of folk songs. - The proper plans and policies should be made for the preservation and promotion   of folks songs and music. - The awareness programs should be made for about the .....

The following measures need to be taken for the preservation of folk songs. - The proper plans and policies should be made for the preservation and promotion   of folks songs. - The awareness programs should be made for about the importance .....

Drowning can happen if heavy rain occurs.  Many people drown because of rain because rain causes flooding. Thus, rainy season is dangerous of being .....

Now, the quantity of milk = 4x = 4 x (50/7) = 200/7 .....

The UNO seems to be unable to function its obligations against the big power. The permanent members like, The USA, The Uk, Russia, China and France. Without the approval of these big powers, the UN cannot operate smoothly. Any resolutions, if .....

Now, a:b = 2:5 = (2 x 3):(5 x 3) = 6:15   [ multiplying by 3 on both numerator and denominator] Again, b:c = 3:4 = (3 x 5):(4 x5) = 15:20 [ multiplying by 5 on both numerator and denominator] Here, value of b in both ratio is same. So, .....

b) 9 minutes to 7 hours = 9 min/7 hrs = 9 min/(7 x 60) min [ 1 hour = 60 min] = 3/(7 x 20) = 3/140 = 3: .....

The particular days in which great changes, events, or declarations have been made for the welfare of the concerned people, tribe, class, or the whole .....

The Arabian Sea lies in the south of Pakistan. It is located with a coastline of 1,046-kilometres. Pakistan's Indus River drains out in the Arabian Sea. The Arabian Sea also serves as an important trade route between Pakistan and other .....

Well, several efforts have been made to abolish untouchability from Nepali society. But the problem is still there in our society. To stop untouchability, the following things need to be done: - The government should formulate the laws and should .....

I think you are trying to ask two name of green house gas. So, the name of green house gases in Earth's atmosphere are water vapor, carbon dioxide, methane, nitrous oxide, and .....

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In ancient Athens, teachers were accountable to the parents of children. They were tutoring; monks and priests were accountable to the church in the .....

Nepal is a multicultural, multireligious, multiracial and multiracial nation. In Nepalese society, there is a mixture various of language, religion, race and culture. In a nation like Nepal, it is very important to respect all the races language, .....

Unity is the act of joining together and working together as one unit in order to achieve the common goal. When all the people of a nation join together and work collectively for the well being of the country, it is called national unity. This .....

Look at the picture below. A disabled man in the picture is being helped by an able one, right? If you see the disabled people you should help them as in the .....

Extending peace and goodwill in our society is quite a challenging task. It takes a long time to establish and extend peace and goodwill in our society. The first thing we should de is; all the people in the society should be actively involved for .....

Acetic acid is one of the most common organic acids.  

Acetylene obtained from calcium carbide, when passed through 42% sulphuric acid at 333K containing 1% mercuric sulphate gives acetaldehyde. This is further oxidized to acetic acid by .....

First three members of carboxyllic acids with their IUPAC name are:     Traditional name                IUPAC name              Formula 1. Formic acid  .....

The three uses of glycerol are  1. Glycerol is used as a sweetening agent in confectionery, beverages and medicines. 2. It is used in manufacture of soaps and cosemtics of good quality. 3. It is used for the preservation of fruits and .....