An inorganic photovoltaic solar cell is made from which of the following?
(a) pnp-junction
(b) MPM-junction
(c) Pure silicon
(d) pn-junction
(d) pn-junction
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Which of these strongly relate to a piano string?
A) mass B) length C) pitch D) all of the above E) none of the above
Describe the differences between secular and diffuse reflection
What will be an ideal response?
Resonance occurs in an AC series circuit when which of the following conditions is met?
a. capacitive reactance equals zero b. capacitive reactance equals inductive reactance c. resistance equals capacitive reactance d. resistance equals inductive reactance
Consider the interference colors in a film of gasoline on a wet street. The water provides a
A) means of spreading the gasoline into a thin film. B) means of slowing the rapid evaporation of gasoline. C) chemical bond with the gasoline. D) second reflecting surface. E) all of the above