A particle travels 15 times around a 10-cm radius circle in 42 seconds. what is the average speed (in m/s) of the particle?

Find the electric flux (in N m2/c) through a rectangular area 5.0 cm x 4.0 cm between two charged parallel plates where there is a constant electric field of 27 N/C for the following orientations of the area. (Enter the magnitudes.

Why do experiments remind you of science? explanation

What net force is necessary to give a 2.0 kg mass initially at rest an acceleration of 5.0 m/s^2? A. 0.40 N B. 2.5 N C. 7.0 N D. 10. N E. 20. N

During the first 60 seconds of a rocket launch, the momentum of the rocket increased by 200,000 kgm/s. What was the impulse applied to the rocket during this time?

At a temperature of 320K, The gas in a cylinder has a volume of 40.0 L. If the volume of the gas is decreased to 20.0 L what must the temperature be for the gas pressure to remain constant.

In an electric motor, the rotating coil of wires wrapped around an iron core is a (n)

Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? The hot water causes a chemical reaction to take place in the spoon.

Which of the following is an example of a research topic that is too broad? A. All about hip-hop music B. Hip-hop and the voice of outrage C. Rhyme and meter in hip-hop music D. Block parties and the origins of hip-hop

What's is the power output of an engine that does 60000 J of work in 10 seconds

Which of the following correctly identifies a voltage source and its method of developing electric potential? a. primary cell-heat action on a device b. thermocouple-chemical action c. dry cell-chemical action d. generator-genetic action