When we talk about how “Heavy” materials are, we are really talking about a property called “Density” Water is one of the denser materials around and is used as the “Standard” for comparison with other .....

The history of Nepal can broadly be divided in to three phases, Ancient, Medieval and .....

Pure B2O3 is needed for the production of certain types of glasses including optical and telescope lenses, medical glasses (ampoules), electronic glasses and glass-ceramic composites. The general benefits of using B2O3 in glass .....

First of all both Flourine and chlorine are non-metals and the size of the flourine is smaller than that of chlorine. They gain foreign electron. To gain electron, the small size of non-metal is more suitable. So flourine gains electron .....

First of all no simple machine has 100% efficiency. A lever is a long bar, one end of which is placed under a heavy object so that when you press down on the other end you can move the object. While lifting up the heavy .....

Material Noun are names of materials or substances out of which things are made. Such as gold,silver,cotton, diamond,cement, plastic,rubber .....

During the formation of spores, the fungal hypha develops on sporangium, whose nucleus divides many times. Each nucleus gets surrounded by cytoplasm and develops into a spores. Each spore grow into a new hypha after germinating. Rhizous, mucor, .....

Have you ever seen a cow, sheep and goat. Yes. They are farm animals. The animals which live amongs us, in the farm is farm .....

A water pump, otherwise known as a powerhead is used to drive water in the tank.  Typically they are used to power an undergravel filter or sometimes a sponge filter. But they can also be used simply to circulate water in the .....

You might know that heat is the form of energy which produce the sensation of warmth. It makes substances hot. Heat depends upon following factors: 1 Number of atoms 2 Average kinetic energy of molecules of the body. Heat of the substances .....

साउन शब्द  व्यक्तिवाचक नाम हो .....

Multiply 8 * 8, means add 8 for 8 times i.e. 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 Here you can see, There are four numbers of  8+8 And you know,  8+8 = 16 So we can also write it as  16 + 16 + 16 + 16 Now you know, 16 + 16 = .....

Now,                                                                      .....

Here, The population of the district 2 years ago (P) = 64000 The rate of the population growth(R) = 2.5 % The time period(T) = 2 years Number of inhabitants Leaving (PL) = 1025 Number of inhabitants Entering (PE) = 848 Number of deaths (PD) = .....

हाम्रो छुटेको गन्तव्यको यात्रा जोड्नको लागी घाम उदाएको छ ,बिहान भएको छ , वसन्तको मौसम छ .....

You obviously have carried a load from one place to another in your home. When you get succeed to carry load in the place of destination, work is said to be done. And in how much time you complete that your, it is your power. Thus, power is the .....

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The structure of DDT is shown .....

Observe the mucor plant .....

Suppose, we have any function: f(x) = ax  + b And, we have to find inverse of f(x) = f -1(x) Follow these steps: 1. First replace f(x) by y as: y = ax + b 2. Solve of the value of x as: y = ax + b or, ax = y - b  x = (y - b) / .....

Did you mean how to balance a .....

कतिपय मान्छेहरु ज्ञान र सल्लाह नपाएर अनैतिक काममा लागिरहेका हुन्छन् । त्यस्ता मान्छेलाई .....

The carbon-hydrogen bond (C–H bond) is a bond between carbon and hydrogens atoms that can be found in many organic compounds. They form  a covalent bond, meaning that carbon shares its outer valence electrons .....

A division algorithm is an algorithm which, given two integers N and D, computes their quotient and/or remainder, the result of division. Some are applied by hand, while others are employed by digital .....

Green plants make their food themselves. Green leaves and stems make food from Carbon dioxide and water in the presence of sunlight .....

Animals are heterotrophs, meaning that they eat other organisms to survive. Carnivores are animals that only eat other animals for food. For example, a lioness is a carnivore and gets food through hunting prey animals. Herbivores are animals .....

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Sponge is an .....

By the question: The circumference of the circle (2πr) = 44 cm or, πr = 44/2 cm = 22 cm The sum of radius and slant height (r + l) = 32 cm Now, Total surface area of the cone = πr(r + l)  Put the value of πr and .....

The intersection of the two perpendicular bisector is the centre of the .....

Which questions, .....

CuSo4 is known as Copper(I) sulfate or Cuprous Sulfate Which is light green in room temperature, and soluble in .....

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The highlighted words show the placement of someone or something. Also, preposition is a word used to link noun pronoun or phrases to other words within a .....

Suppose, we have two surds , √2 and √5,  To perform, √5 * √2  We first take root common. And, multiply the numbers. √(5*2) = √10 Hence, √5 .....

Again, n(A)' = n(U) - n(A) n(A)' = n(U) - [n0(A) + n(A ∩ B) ]  From above equation,  You will get, n(A ∩ B) which is required .....

Same concept applies for infinity. We cannot define infinite. We say, infinite is much more bigger than any finite number. For example, in comparision with 1, we can say 1000000000000 is infinite. Because, 1000000000000 is much more bigger that .....

Here,  Shishir bought 4000 oranges at 70 paisa. That means, the cost price of 4000 oranges = 4000* 70 paisa = 4000 * Rs. 0.7 = Rs. 3800 The 400 oranges were rotten. The selling price of 2000 oranges = Rs. 0.9 * 2000 = Rs. 2800 Now, remaing .....

Suppose, you take certain amount of money from bank as loan. Then, you will have to return the money to the bank plus simple interest. Simple Interest is extra money to be paid to the bank. It is calculated as: SI = PTR/100 Where, P = .....

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Eye, ear, nose, tongue and skin help us feel our surrounding.  We call them sense .....

The animal that has four legs, gives us milk and is the best pet. The answer is Cow which is the national animal of .....

In other words, the group of people in a country or part of a country who have the power to make and change .....

The value of acceleration due to gravity is zero at the centre of .....

It is completely related to pressure. You may have read about pressure. Pressure is the force applied perpendicular per unit area. So when the area increases, the pressure decreases. The foundation of the house holds whole weight of the .....

Take a glass of water and a spoonfull of table salt.  Add the table salt to water and .....

Here,we have given that pressue =100 pascal Pascal is  the S.I unit of pressure. Here, area is given in C.G.S unit. We know, 1m2=100 Χ 100 cm2 Convert it and used in S.I unit. And used the above formula and calculate the required .....

You can the straight rod  over where the main is applying effort. Thus, lever is a straight  or bent rigid bar capable of turning about a fixed .....

CTEVT is the abbreviated form of Council for Technical Education and Vocational .....

Hyppocrates is known as the father of .....