Students and Teachers Forum
The winter rains in the western are due to the Westerlies. The westerlies are prevailing winds from the west toward the east. Above the subtropical highs in the Northern Hemisphere, and below the subtropical highs in the Southern .....
Hormones produced by thyroid gland are : 1. Triiodothyronine 2. Thyroxine Explanation: Thyroid is an endocrine gland in the neck. The thyroid gland secretes thyroid hormones. The thyroid gland is a .....
Hello, Aadim! Could you mind writing full .....
समाजमा रहने धेरै प्रकारका व्यक्तिहरुमध्ये भाषा, संस्कार र जीवनशैलीमा सबैभन्दा बढी सामीप्यता .....
"Sustainable development" is development that meets the needs of the present without compromising the ability of future generations to meet their own needs. Sustainable development helps to conserve environment in the following ways: By .....
The filament must have these following properties. Tungsten has the melting point of 34220C so it doesn't melt when current is passed it doesn't melt. Tungsten apart from having a high melting point also has high tensile strength. .....
If there is a surge in the electric power supply or if there is a short circuit somewhere, then the high voltage and the excess current flow into the Earthing connection. So the appliance is secure from .....
Explanation: फरक पिण्ड र फरक तापधारण क्षमता भएका वस्तुहरुलाई ताप आदानप्रदान हुने गरी मिसाउँदा .....
यो प्रकृयामा पोथीले पानीमा अण्डा पार्दछ र भालेले ती अण्डामा शुक्रकिट छर्दछ .....
iii) ड्राइङ टावरमा CaO को सट्टा conc. H2SO4 राख्दा ammonia ग्याँसले conc. H2SO4 सँग प्रतिकृया गरी .....
इलेक्ट्रोभ्यालेन्ट यौगिक धातु र अधातुको संयोजनबाट बन्छ । जहाँ, धातुले इलेक्ट्रोपेजेटिभ .....
Class | Frequency |
0 - 10 | 10 |
0 - 20 | 12 |
20 - 30 | 8 |
30 - 40 | 7 |
40 - 50 | 5 |
50 - 60 | 11 |
60 - 70 | 15 |
Arithmetic mean = (∑fm)/(∑ f ) = 2330/58 = .....
हाट बजार (मनिका र कल्पना धेरै मिल्ने साथी हुन् । उनीहरु आज धेरेै पछि हाट जादैँ छन् । हाटमा .....
Spores are usually haploid and unicellular. The term spore derives from the ancient Greek word "spora" meaning "seed or .....
Aluminium metal with this protective layer is used for making cooking utensils. So, the foods stored in these containers do not react further with the aluminium. But in the presence of strong acids (HF, HCl, H2SO4), aluminium oxide can react .....
Because movement requires a force applied to the cart in a desired direction. A horse can only do so with her muscles applying a force against another physical object, such as ground. Such force pushing the horse up and sideways, together with .....
Metals objects were introduced as money around 5000 B.C. By 700 BC, the Lydians became the first in the western world to make coins. Countries were soon minting their own series of coins with specific values. Metal was used because it was readily .....
We know, Slope(m) = tan ϴ = tan 60o = .....
Here (x1, y1) = (1 , 3) (x2, y2) = (2 , 4) So, Slope(m) = (y2 - y1)/(x2 - x1) = (4 - 3)/( 2 - 1) = 1 Hence, Slope = .....
2. Two students are having tea together. One of them is having a hard time learning English. Naresh: Why are you sad, Niru? Niru: I feel English very hard. Naresh: Why? Can't you understand well in the class while he teaches English .....
We have given, BD = 15cm, AM = 6cm and CN = 8cm Area of qd,ABCD = ? We know, Area of qd. ABCD = 1/2 x BD [ AM + NC ] .....
Selecting the "eraser" tool from the toolbox on the left-hand side of the screen is used to erase our drawing or a part of a .....
Here, When x = 0, f( 0 + 2) = f(0) + f(2) or, f(2) = f(0) + f(2) Therefore, f(0) = 0 ...(i) When x = -2, f( -2 + 2) = f(-2) + f(2) or, f(0) = f(-2) + f(2) or, 0 = f(-2) + f(2) [From i] Hence, f(-2) = .....
Now, On the earth, Gravity of earth (g) = 9.8 m/s2 mass on earth (m1) =? we have, Force (F) = mass on earth ⨯ gravity of earth or, 1035.4 = mass ⨯ 9.8 or, mass = 105.65 kg Hence, He can lift 105.65 kg on the .....
Given P (A solving the problem) = P (A) = 1/3 and P (B solving the problem) = P(B) = 1/4 (i) P (the problem is solved) P (problem is solved) = 1 - P' (problem is not solved). P' (problem is not solved by A) = 1 - P (A solving .....
The line thickness is chosen from the options under the .....
As a comet approaches the Sun, it starts to heat up. The ice transforms directly from a solid to a vapor, releasing the dust particles embedded inside. A combination of solar radiation pressure and the solar wind blows away gas and dust from .....
When two events are said to be independent of each other, what this means is that the probability that one event occurs in no way affects the probability of the other event occurring. An example of two independent events is as follows; say you .....
The pencil is a freehand writing tool. It is much like an actual pencil. You will use it for .....
The xenobiotic compounds are either not produced naturally, or are produced at much lower concentrations than man. For example, medicines, environmental pollutants, food additives, hydrocarbons, pesticides, .....
At the bottom of the paint window is the Status .....
Explanation: Beside nitrogen other chemicals like phosphorous, lime etc are also used as chemical fertilizers. Lime or calcium carbonate increases the acidity of soil as well as water. Increase in acidity in soil or water is considered .....
All the little symbols down the left are called the tools and together they make the .....
The current can be increased from the dynamo by the following ways:- 1. The dynamo should be rotated faster i.e. we should paddle the bicycle faster. (The faster we paddle, the dynamo rotates faster so that magnetic flux linked with the coil .....
The two bases with their molecular formula are:- sodium hydroxide (NaOH) calcium oxide .....
Paint window shows the drawing area(white area in the center) which is called the .....
The chemical formula of Bauxite is Al(OH)3. You can see that the ore contains aluminium as a metal. So, aluminium metal can be extracted from bauxite .....
- Click the start button in the lower left-hand corner of the desktop. - Click all programs - Click accessories - Click the paint .....
2. Organic evolution: According to this theory, advanced forms of life at present were developed from simple and primitive organisms of the past. There are many evidences to support this theory. Therefore, it is a more convincing theory .....
Differences between homologous and analogous organs are listed below : Homologous organ Analogous organ Homologous organ have similar morphology, anatomy, genetics and embryology. Analogous organ .....
The modern techniques to determine the age of rocks and fossils are as follows: 1.Relative dating : It is the technique used by scientists to determine tha age of rocks and fossils relative to fossils in other layer of rock. Older fossils are .....