Question

In a given simple pendulum B and C are extreme positions and A is the mean position. If it takes
2 seconds to move from B to C, what is its time period?

Answer 1

Answer:

Photovoltaics directly convert solar energy into electricity. They work on the principle of the photovoltaic effect. When certain materials are exposed to light, they absorb photons and release free electrons. This phenomenon is called as the photoelectric effect.