Students and Teachers Forum
A Dragon is a mythological creature Means in reality there are no such things as dragons Dragons only exist in fairy tales and .....
Among the various resource, Human resource is one of the most important resource. They are the one who utilise financial and natural resources for developmental activities. The human resources are of three types. Unskilled human resources: They .....
Yes, acceleration can be regarded as an example of vector quantity because it has both magnitude and .....
A Hexadecimal Number is based on the number 16 .
There are 16 Hexadecimal digits. They are the same as the decimal digits up to 9, but then there are the letters A, B, C, D, E and F in place of the decimal numbers 10 to .....
This world war was a result of many political tensions among the European powers. Before World War I, the whole world was divided into two hostile groups. After the unification of Germany, Otto Von Bismarck of Germany began military alliance and .....
N = {Set of numbers from 1 to .....
Solution : A = { Set of letters of Potato } = {P,O,T,A} n (A) = .....
An operating system (OS) is system software that manages computer hardware and software resources and provides common services for computer programs. Operating System (OS) manage computer hardware resources and provide common services for .....
The SI unit of volume is m3 .....
A political party is a group of persons organized to acquire and exercise political power. In other words, a political party is a group of people who try to determine public policy. And they operate government by getting their candidates elected .....
Weather is the state of the atmosphere at any given period of time. Factors affecting weather -latitude -altitude -distance from .....
Solution : 1 month = 30 days 1 day = 24 hours 1 hour = 60 minutes so, 1 month = 30 *24 * 60 = 43200 .....
Metalloids are those substances which have both characters of metals and non-metals. A metalloid is a chemical element that exhibits some properties of metals and some of nonmetals. Properties of .....
Solution : radius r = 6 cm volume v = ? we know, V = 4/3 * π * r3 = 4/3 * π * 63 = 905.14 .....
In plane geometry, an angle is the figure formed by two rays, called the sides of the angle, sharing a common endpoint, called the vertex of the .....
The importance of consumer health are : Consumers health education helps us to choose consumers' goods and services inb the proper way; It protects the public against the risk of injury associated with consumer products ; 3. It helps to make .....
RJ45 is a type of connector commonly used for ethernet networking. It looks similar to a telephone jack, but is slightly wider. RJ mean Registered .....
Suklaphanta National Park was established as Wildlife Reserve in 1976 with an area of 155 sq km. In the year 1994, its area was extended to 305 sq km. Consequently, in 2004 a 243.5 sp km area was added as a buffer zone. Eventually, this wildlife .....
Black holes are points in space that are so dense they create deep gravity sinks. Beyond a certain region, not even light can escape the powerful tug of a black .....
Hormones that act to return body conditions to within acceptable limits from opposite extremes are called antagonistic hormones ie just opposite in nature.
Telecommunication is the transmission of signs, signals, messages, words, writings, images and sounds or information of any nature by wire, radio, optical or other electromagnetic systems. Telecommunication occurs when the exchange .....
The spinal cord is a long, fragile tubelike structure that begins at the end of the brain stem and continues down almost to the bottom of the spine. The spinal cord consists of nerves that carry incoming and outgoing messages .....
You must have seen different kinds of wastes around you. Plastic bags, plastic bottles, food wastes, vegetable peels. etc. Plastic bags are not degraded by microorganisms. On the other hand food wastes and vegetable peels are degraded easily by .....
International Bureau of Weights and Measures (BIPM), French Bureau International des Poids et Mesures, international organization founded to bring about the unification ofmeasurement systems, to establish and preserve fundamental international .....
“Crust” describes the outermost layer of our palnte. It is just 40-kilometer thick but contains all known life in the universe. From mud and clay to diamonds and coal, Earth’s crust is composed of igneous, metamorphic, and .....
Potential energy P = mgh = F * h and unit of force is Newton N and height h is m. Then 1 joule energy is defined as the 1 N force required to diplace a body by 1 .....
The force that pulls or pushes an object toward the centre of a circle as it travels, causing circular motion is called a Centripetal Force. Centrifugal force
If an object moving in a circle and experiences an outward force than this force is .....
Those unit which are independent of other unit are called basic unit. Unit of fundamental quantities are called basic unit. eg, unit of mass, time, distance, etc are basic .....
The valve which is present between auticles and ventricles of heart is called autrioventricular valve. The atrioventricular valves, the bicuspid (mitral) and tricuspid valves, separate the atria from the ventricles. The bicuspid valve is on the .....
Intensity of light affects the rate of reaction. Particles absorb more energy with the increase in the intensity of light thereby increasing the rate of reaction.
Light: Light simulates the reactants for chemical reaction. When hydrogen .....
Solution : Marked price MP = Rs.880 Selling Price SP = Rs.792 discount amount d = MP - SP = Rs.880 - Rs.792 = Rs.88 discount percent d% = (d/MP)x 100 % = (88/880) * 100% = 10% Thus, the discount rate is .....
The liquid pressure is
Any kind of activities that results in socio-economical and cultural reformation of the society due to effective utilisation of resources may be called .....
The development of nation depends on the proper utilization of natural, human and economic resources. Lack or the insufficient supply of any of the above-mentioned features hinders the process of development. Lack of economic resources affects the .....
Condom is a mechanical barrier worn on the penis which prevents the flow of sperms into the vagina during copulation, and further prevents .....
Some of the differences between urban and rural societies are:
Urban
Solution: Square metre It is denoted by m2. It is SI unit of area. It is multiple of two fundamental unit: metre. Cubic metre It is denoted by m3. It is SI unit of volume. It is multiple of three fundamental unit: .....
A society may be defined as group of individuals living together in a well defined territory. Some of the commoness of human society are: have access to similar kind of resources for development may face similar kind of problem follows similar .....
A system formed by the interaction of biotic and abiotic component with each other is called ecosystem. In ecosystem, many communities live. A pond, grassland, a forest etc. constitute different ecosystems. Pond ecosystem is the smallest and .....
A locus of point is set of points , and only those points, that satisfied given conditions . The locus of points at a given distance from a given point is a circle whose centre is the given point and whose radius is the given .....
The jaguar is a big cat in the Panthera genus, the jaguar's scientific name is Panthera .....
A computer is a machine composed of hardware and software components. A computer receives data through an input unit based on the instructions it is given and after it processes the data, it sends it back through an output device. How does this .....
Parallel processing is a method in computing in which separate parts of an overall complex task are broken up and run simultaneously on multiple CPUs, thereby reducing the amount of time for processing.
Dividing and assigning each task to .....