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Gnoma [55]
2 years ago
8

How does a pin hole camera work? And how do we see through them?

Physics
2 answers:
DIA [1.3K]2 years ago
6 0
A pinhole camera<span> is a simple </span>camera<span> without a lens but with a tiny aperture, a</span>pinhole<span> – effectively a light-proof box with a small hole in one side. Light from a scene passes through the aperture and projects an inverted image on the opposite side of the box, which is known as the </span>camera<span> obscura effect.</span>
maxonik [38]2 years ago
3 0
A pinhole camera<span> is a simple </span>camera<span> without a lens but with a tiny aperture, a </span>pinhole<span> – effectively a light-proof box with a small hole in one side. Light from a scene passes through the aperture and projects an inverted image on the opposite side of the box, which is known as the </span>camera<span> obscura effect.

Hope this helps! ^-^</span>
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Which describes the relationship between the frequency wavelength, and speed of a wave as the wave travels through
Xelga [282]

Answer:

The frequency Of The wave is directly proportional to the speed of

wave, and it's also inversely proportional to it wavelength.

Explanation:

Speed Of The wave is directly proportional to the frequency Of The wave, speed Of The wave is also directly proportional to it wavelength

3 0
3 years ago
20. A photographer takes an average of 15 pictures per session. The total
fenix001 [56]

Answer:

A)

  • Independent variable -> number of sessions
  • Dependent variable -> number of pictures

B)

Values of the domain that make sense would be those from 0 on because there are no negative number of sessions; values of range that make sense would be also those from 0 on because there are no negative number of pictures.

C)

f(x)=15x, where "x" is the number of sessions.

If we have 22 session then:

f(22)=15*22; f(22)=f(22)=330

Explanation:

5 0
2 years ago
Two satellites are orbiting earth at different altitudes. Which satellite orbits at a higher speed v around earth?
aniked [119]

Answer:

Low satellite has high orbital velocity

Explanation:

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v=\sqrt{\frac{GM}{R+h}}

where, M be the mass of planet, r be the radius of planet and h be the height of planet from the surface of planet.

here we observe that more be the height lesser be the orbital velocity.

So, a satellite which is at low height has high orbital velocity.

3 0
3 years ago
Energy is the ability to
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A.... As energy is the ability to do work... And exerting force and transfering heat falls under work
8 0
2 years ago
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Wewaii [24]

Answer:

0.000136kg/m3

Explanation:

13.6 / 1000 = 0.0136kg/cm3

0.0136 / 100 = 0.000136kg/m3

5 0
2 years ago
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