A box is pulled from rest at an angle of 20degrees across a level floor where there is friction. Once the box is moving it is Pulled for five seconds and then released and comes to a stop. What is the applied force if acceleration equals zero.

Me ! a 2 µc charge q1 and a 2 µc charge q2 are 0.3 m from the x-axis. a 4 µc charge q3 is 0.4 m from the y-axis. the distances d13 and d23 are 0.5 m. find the magnitude and direction of the resulting vector r. round your answer to the nearest tenth.

Heena wants to measure the volume of a ball that is 24 cm across. how should she set up her equation?

Which of these is constant for all types of electromagnetic radiation in a vacuum? select one: a. wavelength b. frequency c. photon energy d. amplitude e. velocity