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what is the wavelength of an electron moving 1.00x10^5 m/s?

what is the frequency of an electron moving 1.50x10^5 m/s?

A generator produces 36.0 V when turning at 940 rev/min. What emf does it produce when turning at 550 rev/min?

what is the uncertainty in momentum of a particle if you know its location to an uncertainty of 0.5 nm?

An object is moving in a circle of radius R with an initial speed V. It then accelerates to 2V.  What is the ratio of the final centripetal force to the initial centripetal force?

Write the differential equation that characterizes simple harmonic motion, and its general solution. List the three conditions that must be satisfied for simple harmonic motion to occur in a mechanical system.

Which image shows both potential and kinetic energy?