Multiple Choice
According to string theory, six space-time dimensions cannot be measured except as quantum numbers of internal particle properties because they are curled up in size of the order of:
A) 10-35 m.
B) 10-15 m.
C) 10-10 m.
D) 10-8 m.
E) 10-3 m.
Correct Answer:

Verified
Correct Answer:
Verified
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