what is meant by frequency of an ultrasound waiting current what is the value in India why is an alternating current is advantages of direct current differentiate between alternating current and direct current with one source of each
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In direct current (DC), the electric charge (current) only flows in one direction. Electric charge in alternating current (AC), on the other hand, changes direction periodically. The voltage in AC circuits also periodically reverses because the current changes direction
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Answer. Covalent compounds are poor conductors of electricity because these compounds do not have any charged particles as they are made by sharing of electrons.
Explanation: The conduction of electricity through a solution involves the the movement of charged particles/ ions. Covalent compounds do not contain ions and hence are generally bad conductors of electricity.
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