Answer:


Explanation:
Usando la ley de Hook tenemos:

Solving it for k we have:



Usando la misma ecuación y sabiendo k tenemos:



Espero esto te ayude!
Answer:
An electrical cell is a device used to generate electricity, or to make chemical reactions by applying electricity.
Answer:
440hz
Explanation:
saxophone a plays at 430hz and a frequency of 5 beats per second can be heard so saxophone b is playing at a frequency 10hz louder than saxophone A making it 440hz
I hope it's not too late, but here you go
<span>there is no horizontal displacement if he went straight up
straight up means vertical, so his vertical displacment is 20 m</span>