Multiple Choice
When a camera flash goes off, the batteries immediately begin to recharge the flash's capacitor, which stores electric charge given by (The maximum charge capacity
is and t is measured in seconds.) How long does it take to recharge the capacitor to 90% of capacity if
?
A) seconds
B) seconds
C) seconds
D) seconds
E) seconds
Correct Answer:

Verified
Correct Answer:
Verified
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