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A solid possesses a definite size (volume) and a definite shape under ordinary conditions; and tends to maintain these even under deforming conditions. The substances in solids are closely packed and bound by strong inter particle attraction, making them rigid and geometrical. Some common exa..

A property whose values depend on only the state of the system and not on the path by which the change from initial to final state is brought about is called state function. The change in the value of the state functions depends only upon the initial an..

A gas neither possesses a definite volume nor a definite shape. The substances in a gas have particles that are separated by great distance, having virtually no force of attraction between them. A gas occupies the whole of the volume of the vessel in which it is placed. It also takes up the s..

A solid state cell Some electrolyte is also mixed in the cathode or anode to decrease polarization. Many solid state materials for use as cathode, anode and electrolyte have been recently developed. Some of the Li + batteries used in mobile phones are based on solid electro..

A modem (a modulator/demodulator) lets you connect your computer to a standard telephone line so that you can transmit and receive electronically transmitted data. It is the key that unlocks the world of the Internet and its World Wide Web, commercial online services, electronic mai..

A rhythm is a recurring process which is wave like in character, because maximum and minimum states appear at identical intervals of tim..

: Addition of iodine to salt to prevent goitre). Prevention of breeding of harmful insects. Control of pollution through the Central and State Pollution Control Boards. Administration of vaccinations against communicable diseases like tuberculosis, diphtheria, whooping cough, tetanus, mea..

A compound (mostly an ionic compound) that conducts electricity in molten (fused) or aqueous (solution) state, and which simultaneously undergoes decomposition with the passage of electric current through it is known as an electrolyt..

A mixture of solid substances, such as camphor, benzoic acid, ammonium chloride, iodine etc., containing non-volatile substances, when heated, change directly into vapour without passing through the liquid state..

a. a continuous demand b. to respect and approve c. returning something to its mineral state d. related to heredity e. with exactne..