The current is defined as the amount of charge transferred through a certain point in a certain time interval:

where
I is the current
Q is the charge

is the time interval
For the lightning bolt in our problem, Q=6.0 C and

, so the average current during the event is
Hooke's Law
F = k. Δx
Δx = 30 cm = 0.3 m
200 = k . 0.3

the spring stretch for 100 N:

C. A little backward, 100 or 110 degrees
power energy potential energy
Answer:
Conceptos y Magnitudes en
Fsica
Luciano LarozeNicols Porras Gonzalo Fuster
Ltda.
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