If the input to an RLC series circuit is , then the current in the circuit is

A.

.

B.
.?

C.
.

D.
.

E.
.


Answer: D

Physics & Space Science

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A light ray passes from air through a thin plastic slab (n = 1.3) with parallel sides. If the ray in air makes an angle of 67° with the normal after leaving the slab, what is the angle of incidence for the ray in air as it impinges upon the other side of the slab?

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