A spring has a spring stiffness constant, k, of 440 N/m. How much must the spring be stretched to store 25 J of potential energy?

Fresh water flows through a horizontal tapered pipe. At the wide end its speed is 8 m/s. The difference in pressure between the two ends is 5338 Pa. What is the speed (in m/s) of the water at the narrow end? Round your answer to the nearest tenth.

What is the speed of sound in dry ear 0°?

What affects the distribution of living things on Earth?

Ball 1, with a mass of 10kg, is moving to the right at 20m/s. Ball 2 is moving to the left at 20 m/s. Upon collision, ball 2 comes to a standstill, and ball 1 moves to the left at twice its original speed. What is the mass of Ball 2?

Definicion de voltaje

What caused the slope to change around 1905 and 1906?

What are sound waves

Technician A says if a system fails to alter dwell when it should, the ignition control module needs to be adjusted to correct dwell timing.

How do you find potienal energy

You are working on a curcuit that starting to get too much current. What could you do to slow down the electron flow? A) add more watts B) increase resistance C) increase voltage D) add more volts