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Question
A charged oil drop with a mass of 2 x10-4kg is held suspended by a downward electric field of 300 N/C. The charge on the drop is:
A) +1.5 x106C
B) -1.5 x106C
C) +6.5x10-6C
D) -6.5 x10-6C
E) 0 C
Answer
This answer is hidden. It contains 1 characters.
Related questions
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Q:
In a photoelectric effect experiment at a frequency above cut off, the stopping potential is proportional to:
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Q:
In a photoelectric effect experiment at a frequency above cut off, the number of electrons ejected is proportional to:
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Q:
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Q:
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Q:
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Q:
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Q:
The resolving power of a telescope can be increased by:
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Q:
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Q:
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