An object with a mass of #7 kg# is hanging from a spring with a constant of #2 (kg)/s^2#. If the spring is stretched by # 17 m#, what is the net force on the object?

Question

1498 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2017-03-06T12:49:35

The net force is #=34.6N# acting downwards

enter image source here

Let's resolve in the vertical direction #uarr^+#

#F_1=kx=2*17=34N#

#F_2=-mg=-7g=-68.6N#

The net force is

#F=F_1+F_2=34-68.6=-34.6N#

The force is acting downwards,