Electric Current and Its Effects help you in learning the concepts of electromagnetic components, their heating and magnetic effect. It proceeds to explain various aspects of electricity, symbols, circuits, electromagnetic forces and simple electric bells.
This chapter deals with the important aspects associated with the dynamics of time and motion. It explains various types of Motion, Speed, Measurement of Speed and Measurement of Time with the help of diagrams and charts. It also explains the evolution of measuring time and speed and motion through the ages.
Have you ever felt cold in the house & warm in the sun during winters? We wear clothes made of wool to protect ourselves from the chilling cold. These woolen clothes are obtained from animals like sheep, goats, etc. During the summer wearing light colored clothes gives us a sensation of coolness. We will be studying this chapter to know if the object is hot or cold, the degree of its hotness, etc.
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