Astigmatism is usually due to
A) the cornea or lens being out of round.
B) accommodation.
C) myopia.
D) missing rods.
E) hyperopia.
A
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Indicate whether the statement is true or false
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What will be an ideal response?
What happens to the magnitude of the magnetic field inside a long solenoid the length of the solenoid is doubled, with the number of turns remaining the same?
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