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Electronics and Communication Analog Electronics Difficulty: Medium

The current gain of bipolar transistor drops at high frequency because of

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If the electric field strength of a plane wave is 12 V/m. What will be the strength of magnetic field in free space- Inverters find applications in If the length of a wire of resistance R is uniformly stretched to n times its original value, its new resistance is For $$0 < \xi < \frac{1}{2},\,{\omega _r}$$ is equal to: In the relation between the field and the potential, if r < a, then the potential at a point r inside a uniformly charged sphere of radius a, is