An object is attached to a spring and experiences a restoring force of 50 N . The spring constant is found to be 150N/m. How far the object displaced from equilibrium?

8. why do radio telescopes convert radio waves (analog signals) to electrical (digital) signals for analysis? (hint: what did the article say about the advantages of digital signals? )

Ahot-air balloonist, rising vertically with a constant speed of 5.00 m/s releases a sandbag at the instant the balloon is 40.0 m above the ground. after it is released, the sandbag encounters no appreciable air drag. compute the velocity of the sandbag at 0.250 s after its release.

The diagram shows four locations in the electric field of a positive point charge m. at which location is the electric potential the greatest.