Questions by Jose Manuel Cantera

Questions by Jose Manuel Cantera

Given the speed of light as 3.0 × 108 m/s, calculate the wavelength of the electromagnetic radiation whose frequency is 7.5 × 1012 Hz. Answer in units of m.

asked Sep 6, 2017

1 answer

4 votes

218k views

The popping-times of the kernels in a certain brand of microwave popcorn are normally distributed with a mean of 150 seconds and a standard deviation of 11 seconds. The first kernel pops 126 seconds after

asked Aug 22, 2017

2 answers

2 votes

177k views

In 1905, which European nation controlled Morocco? a. France b. Great Britain c. Germany d. Italy

asked May 8, 2016

2 answers

4 votes

104k views

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