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strojnjashka [21]
3 years ago
6

Please help on this one?

Physics
1 answer:
olganol [36]3 years ago
6 0

the object distance of both lenses are positive.

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Sabiendo que el indice de refracción dela gua es 1,33 calcula el ángulo de refracción resultante para un rayo de luz que incide
Kaylis [27]

Answer:

35.16 degrees

Explanation:

Knowing that the index of refraction of the guide is 1.33, calculate the resulting angle of refraction for a ray of light that falls on a pool with an angle of incidence of 50º

Refractive index, n = 1.33

The angle of incidence, i = 50°

We need to find the angle of refraction. let it is r. It can be calculated using Snells law as follows:

n=\dfrac{\sin i}{\sin r}\\\\\sin r=\dfrac{\sin i}{n}\\\\r=\sin^{-1}(\dfrac{\sin i}{n})\\\\r=\sin^{-1}(\dfrac{\sin 50}{1.33})\\\\r=35.16^{\circ}

So, the angle of refraction is 35.16 degrees.

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3 years ago
How long does it take for a car to change its velocity from 10 m/s to 25 m/s if the acceleration is 5 m/s^2?
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Answer:five times five is twenty five divded by 10 is 2.5 seconds of acceleration

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3 years ago
What is the speed of a wave with a wavelength of 0.60 m and frequency of 240 Hz
kakasveta [241]

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it would be 34433.555

Explanation:

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3 years ago
What is the best example of rotational motion
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A rotation motion is a motion that takes place around a fixed axis.

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A negatively-charged particle is slowly moving as it enters a region that has a constant magnetic field. If the velocity of the
Anna71 [15]

Answer:

no deflection and net force is zero. Moving in same direction and with same speed

Explanation:

Charge = negative

the angle between the velocity vector and the magnetic field vector is 0°, so the force is given by

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As the force is zero so the charge particle moves with the same velocity and in the same direction.

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