Author Question: The word LASER is an acronym for A) Light Altered Spectra of Energy Radiated. B) Latent ... (Read 51 times)

newyorker26 · **on:** Jul 29, 2018

The word LASER is an acronym for

A)

Light Altered Spectra of Energy Radiated.
B)

Latent Source of Enhanced Radiation.
C)

Light Amplification by the Stimulated Emission of Radiation.
D)

Light Absorbed States of Energetic Resonance.
E)

none of the above answers.

Question 2

An electron inside a hydrogen atom is confined to within a space of about 0.110 nm. If the electron mass is 9.11 x 10-31 kg, what is the uncertainty in the electron's velocity?

A)

1.05 106 m/s
B)

1.50 106 m/s
C)

1.05 108 m/s
D)

1.50 108 m/s
E)

1.05 1010 m/s