A microwave oven operates at a frequency of 2.5 GHz (Giga-Hertz). What is the period of this frequency? 2.5 GHz = 2,500,000,000 Hz

Matt is driving down 7th street. he drives 150 meters in 18 sec. assuming he doesn’t slow down or speed up, what is his speed?

Electromagnetic induction. a coil of wire contains n turns and has an electrical resistance r. the radius of each turn is a. initially, inside the coil there exists a uniform magnetic field of magnitude b0 parallel to the axis of the coil. the magnetic field is then reduced slowly. the current induced in the coil is i. how long does it take for the magnitude of the uniform field to drop to zero?

Which if the following types of research is conducted on multiple occasions over time