Fs = kx k=spring constant
x = displacement (stretch) of the spring
1. The staples in a stapler are pulled into position by a spring with a spring
constant of 100 N/m. When you close the stapler, the spring stretches 0.15 m
long. How much spring force does it exert on the staples?

Please help me

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hope this u

and ur welcm

: )

grav forces affect all objects magnetic forces affect magnetic objects and electric currents

see earlier answer

connect the batteries in series and hope