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bixtya [17]
3 years ago
8

Does light travel faster or slower when it has to pass through air or water

Physics
2 answers:
mixer [17]3 years ago
4 0

Answer:

Light travels fast in air but i dont know about water

Elina [12.6K]3 years ago
4 0

Answer:

light slower in water than in Air

Explanation:

Air's refractive index is about 1.0003, while water's is about 1.3. This means that light is “slower” in water than air. This is because it's more likely to hit a molecule and then get re-emitted, lengthening the amount of time the light takes to get through a certain distance of the medium.

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E Which of the following particles that may be emitted in radioactive decay is not ionising?
mestny [16]

Explanation:

C. neutron.

it does not contain ionizing characteristics.

hope it helps. :)

5 0
3 years ago
If the frequency of the wave is 100 hz, what is the period of the wave?.
Cerrena [4.2K]
Answer:
Time= 1/frequency
=1/100
=0.01
Explanation:

3 0
3 years ago
An aircraft engine takes in 8950 J of heat and discards 6150 J each cycle. Part A)
Alborosie

Answer:

(a) 2800 J

(b) 31.28 %

Explanation:

Heat intake, Q1 = 8950 J

Heat discard, Q2 = 6150 J

(a) Work = intake heat energy - discarded heat energy

W = Q1 - Q2 = 8950 - 6150 = 2800 J

(b) Efficiency = 1 - Q2 / Q1

Efficiency = 1 - (6150 / 8950) = 0.3128 = 31.28%

4 0
4 years ago
What are the conditions required for a rigid body to be in translational equilibrium?
kolezko [41]

Answer:

Explanation:

The condition for translation equilibrium is that is that the net force acting on the body must be zero.

The sum all the external forces acting on the body in horizontal as well as vertical direction must be zero.

∑Fₓ=0  and ∑Fy=0

now if the above two condition are satisfied the rigid body is said to be in  translational equilibrium.

God bless... hope this help to clear your doubt.

5 0
3 years ago
A particular wave can be described as transverse and self-propagating. What type of wave could it be?
Dimas [21]
Radio waves are transverse. Self-propagating, I guess means without any specific support, like a string or a body, so radio waves can propagate in vacuum.

So, the last one, radio wave
6 0
4 years ago
Read 2 more answers
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