Knowledge in which book is best for physics class 12 cbse

MOVING CHARGES AND MAGNETISM

Motion of a charged particle in Magnetic Field A force on a particle does work if the force has a component along (or opposed to) the direction of motion of the particle. In the case of motion of a charge in a magnetic field, the magnetic force is perpendicular to the velocity of the particle.

ELECTROMAGNETIC INDUCTION

Electromagnetic Induction or Induction is a process in which a conductor is put in a particular position and magnetic field keeps varying or magnetic field is stationary and a conductor is moving. This produces a Voltage or EMF (Electromotive Force) across the electrical conductor.

ELECTROMAGNETIC WAVES

Definition: Electromagnetic waves or EM waves are waves that are created as a result of vibrations between an electric field and a magnetic field. In other words, EM waves are composed of oscillating magnetic and electric fields.

Business environment

The word 'business environment' indicates the aggregate total of all people, organisations and other forces that are outside the power of industry but that may affect its production.

My mother at sixty six ( QUESTION AND ANSWERS)

Question and answers of my mother at sixty six

Maslow's Hierarchy of Needs Theory

Maslow's hierarchy of needs is a model for understanding the motivations for human behavior. It maps different motivations onto a pyramid, with each level representing a different human need. These include physiological needs, safety, love and belonging, esteem, and self-actualization.

Staffing

staffing is 'putting people to jobs'. It begins with workforce planning and includes different other function like recruitment, selection, training, development, promotion, compensation and performance appraisal of work force.

Directing

Directing refers to a process or technique of instructing, guiding, inspiring, counselling, overseeing and leading people towards the accomplishment of organizational goals. It is a continuous managerial process that goes on throughout the life of the organization.