Physics- Final exam review
A proton with kinetic energy 100 keV is moving in a plane perpindicular to a uniform magnetic field of magnitude 2.3 T. Find the radius of its orbit. Not sure what equation to use or how to solve
Physics- Final exam help
A proton with kinetic energy 100 keV is moving in a plane perpindicular to a uniform magnetic field of magnitude 2.3 T. Find the radius of its orbit. Not sure what equation to use or how to solve.
math
two-thirds of a number, decreased by thirty-six, is at most twenty-two. Find the number.
physics
The red laser light used in supermarket scanners has a wavelength of 633 x 10-9 m. (This is 633 nanometers, 633 nm). Find the frequency of the red laser light.
Math
You have equally likely chance of choosing any number from 1 to 10. What is the probability that you choose a number greater than 6?
physical science
a hammer falls off a rooftop and strikes the ground with a certain kinetic energy. if it fell from a roof twice as tall, how would its kinetic energy compare? explain
College Physics
An electron with a speed of 1.9 × 107 m/s moves horizontally into a region where a constant vertical force of 5.4 × 10-16 N acts on it. The mass of the electron is 9.11 × 10-31 kg. Determine the vertical distance the electron is deflected during the time it h...
Maths
There are two trains. The first train is travelling at 52 km/h. The second train is travelling at 68 km/h. It takes 9 seconds for the second train to pass the first train. How long is the second train?
Biology
If nonessential amino acids are missing from the diet, can essential amino acids be substituted in the protein? I would appreciate some help with this one-thank you
biology
Traits like human height and skin color shows a wide range of phenotypes, as opposed to just two ot three. From the standpoints of genese and alleles, explain why is this so.
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