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hoa [83]
3 years ago
7

What are 5 uses of reflection?

Physics
2 answers:
dangina [55]3 years ago
8 0
Optomety-contact/corrective lenses
binoculars periscopes and refracting telescopes and refracting telescopes
mangnifying glass
knowledge of refraction creates the most sparkly diamonds
prisms to divdide white light into it's into  it's component colours
certain optical illusions

Gre4nikov [31]3 years ago
3 0
<span>here u go!
fiber-Optics
Mirrors
Sonar
Radar
Study of seismic waves </span>
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An oil droplet is sprayed into a uniform electric field of adjustable magnitude. The 0.11 g droplet hovers
ohaa [14]

Answer:

The direction of the field is downward, and negatively charged particles will experience an upwards force due to the field.

F = N e E     where E is the value of the field and N e the charge Q

M g = N e E      and M g is the weight of the drop

N = M g / (e E)

N = 1.1E-4 * 9.8 / (1.6E-19 * 370) = 1.1 * 9.8 / (1.6 * 370) * E15 = 1.82E13

.00011 kg is a very large drop

Q = N e = M g / E = .00011 * 9.8 / 370 = 2.91E-6 Coulombs

Check:     N = Q / e = 2.91E-6 / 1.6E-19 = 1.82E13   electrons

7 0
3 years ago
PLZ HURRY NEED HELP ASAP!!!!!!!!!!!!!!
Bezzdna [24]

Answer: 1/R = 1/r1 + 1/r2 + 1/r3

Explanation:

Just did the test myself. Hope this helps!

6 0
3 years ago
What is precipitation and how does it affect weather? (20 points)
saw5 [17]
Precipitation is any liquid or frozen water that forms in the atmosphere and falls back to the earth. It comes in many forms like rain, sleet, and snow. Along with evaporation and condensation.
3 0
3 years ago
Read 2 more answers
Materials with resistivities between those of good conductors and those of insulators are called:
bogdanovich [222]

semiconductors ... silicon, germanium etc ...

8 0
3 years ago
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I WILL MARK BRAINLIEST IF CORRECT!!!
Akimi4 [234]

Answer:

I'm fairly sure that the answer is "100 m/s"

Explanation:

Fnet=ma

a=Fnet/m

a=4 N / 0.040 kg

a=100 m/s

please check my work before you submit, i don't wanna let cha down :)

5 0
3 years ago
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