Noise Pollution

  Sound is measured in decibels (dB). An increase of about 10 dB is approximately double the increase in loudness. A person’s hearing can be damaged if exposed to noise levels over 75 dB over a prolonged period of time. The World Health Organization recommends that the sound level indoors should be less than 30 … Read more

SIMPLIFICATION

Simplification Simplification is one of the most important part of Quantitative Aptitude section of any competitive exam. Today I am sharing all the techniques to solve Simplification questions quickly. Rules of Simplification V → Vinculum B → Remove Brackets – in the order ( ) , { }, [ ] O → Of D → Division M → Multiplication A … Read more

Meeting Life Challenges: Stress: Nature, type, Sources, Symptoms, Effects, Stress Management, Promotion of Positive health and well being.

  Stress: – The pattern of responses an organism makes to stimulus event that disturbs the equilibrium and exceeds a person’s ability to cope. NATURE OF STRESS Stress is not a factor that resides in the individual or the environment, instead it is embedded in an ongoing process that involves individuals transacting with their social … Read more

ANALOGY LEVEL 1

  When you draw an analogy between two things we compare them for the purpose of explanation. If a scientist says that earth’s forest functions as human lungs then we instantly draw an explanation that both lungs and trees intake important elements from air. As far as SSC exam is concerned this is one of … Read more

Tsunamis

      A tsunami is a very long-wavelength wave of water that is generated by sudden displacement of the seafloor or disruption of any body of standing water. Tsunami are sometimes called “seismic sea waves”, although they can be generated by mechanisms other than earthquakes. Tsunami have also been called “tidal waves”, but this … Read more

Regional imbalances and income inequalitiies in India: Steps taken by the Government to reduce it.

Regional imbalances and income inequalitiies in India: Steps taken by the Government to reduce it. Regional imbalance is the disparity in economic and social development of two regions. One region/city/area is stronger than another region/city/area. Regions develop when investments are made to set up industries, service sectors, educational institutions, health care facilities etc. Income inequality is the unequal distribution of … Read more

ENVIRONMENT POLLUTION 2

E — WASTE E-waste is not hazardous if it is stocked in safe storage or recycled by scientific methods or transported from one place to the other in parts or in totality in the formal sector. The e-waste can be considered hazardous if recycled by primitive methods Survey was carried out by the Central Pollution … Read more

Ecosystems

Ecosystem Eco-System-An ecosystem is defined as a structural and functional unit of biosphere consisting of community of living beings and the physical environment, both interacting and exchanging materials between them. It includes plants, trees, animals, fish, birds, micro-organisms, water, soil, and people. When an ecosystem is healthy (i.e. sustainable) it means that all the elements … Read more

CAPITAL STRUCTURE      

  The financial requirement of a firm can be met through ownership capital and/or borrowed capital. The ownership capital refers to the amount of capital contributed by the owners. In case of a company, it refers to the amount of funds raised by issuing shares. The main characteristic of the ownership capital is that its … Read more

Photo electric effect

The photoelectric effect The photoelectric effect is the emission, or ejection, of electrons from the surface of, generally, a metal in response to incident light.A material that can exhibit The photoelectric effect is said to be photoemissive, and the ejected electrons are called photoelectrons. The process was discovered by Heinrich Hertz in 1887. Attempts to … Read more