Different types of Cell and Circuit

Different types of Cell A primary cell or battery is one that cannot easily be recharged after one use, and are discarded following discharge. Most primary cells utilize electrolytes that are contained within absorbent material or a separator and are thus termed dry cells. A secondary cell or battery is one that can be electrically … Read more

Probability

Probability Probability is simply how likely something is to happen. Whenever we’re unsure about the outcome of an event, we can talk about the probabilities of certain outcomes—how likely they are. The analysis of events governed by probability is called statistics. Tossing a Coin When a coin is tossed, there are two possible outcomes: heads … Read more

Valency and Chemical Bonding

Valency Valency of an element is a measure of its combining power with other atoms when it forms chemical compounds or molecules. The combining power, or affinity of an atom of a given element is determined by the number of hydrogen atoms that it combines with. In methane, carbon has a valence of 4; in … Read more

Health Schemes and Organizations

The state of Madhya Pradesh is one of the Empowered Action Group states of the National Health Mission. These states have struggled to contain population growth at manageable levels and have poorer quality of life indicators than other states. The central government has released significant funds to address issues such as human resources, social challenges, … Read more

National Vaccination Programme

  Immunization Programme in India was introduced in 1978 as ‘Expanded Programme of Immunization’ (EPI) by the Ministry of Health and Family Welfare, Government of India. In 1985, the programme was modified as ‘Universal Immunization Programme’ (UIP) to be implemented in phased manner to cover all districts in the country by 1989-90 with the one of … Read more

Motion-Speed, Velocity , Acceleration

Motion Motion is a change in position of an object with respect to time. Motion is typically described in terms of displacement, distance, velocity, acceleration, time and speed. The branch of physics which deals with the study of motion of material objects is called mechanics. Mechanics is divided into following branches. (i) Statics : Statics … Read more