importance in education and communication

Importance of Radio Waves in Modern Communication - Radio waves are electromagnetic waves of wavelength 10 - 3 m and higher. Their frequency range is from a few kHz to nearly a few hundred MHz. The propagation of radio waves through the atmosphere is relevant in all modern forms..

Radio waves are electromagnetic waves of wavelength 10 - 3 m and higher. Their frequency range is from a few kHz to nearly a few hundred MH..

Food that is stale or has got rancid should not be consumed.Public should be educated about community hygi..

. So, the signal power progressively decreases with increasing distance. The receiver operates on the output signal from the channel in preparation for delivery to the transducer at the destination. Receiver operations include amplification to compensate for transmission loss. These also include de..

A seminar is given to the students of five classes of a school on the importance of communication skills. The number of students of each class who attended the communication skills development classes before and after attending the seminar are listed in the table. At 9..

Man has the skill of communication by which he is able to convince others about his point of view. Today graphics, tables, reasoning, estimation and prediction are playing a very important role in stating the facts in terms of figur..

Telegram is a concise and brief communication that is made with the help of the postal department. As charges are based on the number of words used, the 'Word Limit' is of primary importance..

Introduction - Man has the skill of communication by which he is able to convince others about his point of view. Today graphics, tables, reasoning, estimation and prediction are playing a very important role in stating the facts in terms of figur..

Population Explosion - Population explosion is one of the most serious problems faced by the developing countries. Increase in population has resulted in strain on the resources. More and more land has been brought under cultivation and occupation. This has reduced the forest cover that is imp..

Community Health and Personal Health - The health of a community depends upon the personal health of the various members of the community. Community health can be defined as the personal health along with the environmental services for the importance of the health of the community. The va..