It is very important for the students to study these exemplar questions as many times similar questions are asked both in class 12 board examination as well as national level graduate entrance examinations. This solution has different forms of question like MCQ’S, fill in the blanks, match the following, numerical problems and exercises.
Class 12 Physics NCERT Exemplar Problems on Alternating Current
An alternating current is a type of electric current, which flows in both directions, unlike a direct current which flows in a single direction. Alternating current is usually represented as a Sine waveform and sometimes as Triangular waves and Square waves. The AC carrier signal is useful for carrying different media such as sound and video with the help of modulation.
Some of the applications of Alternating Current are:
- Battery Cells
- Kitchen appliances
Download the NCERT Exemplar Class 12 Physics Chapter 7 Alternating current, available as a PDF below:
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