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Find the angle the normal

a ray of light strikes a flat, 2-cm thick block of glass(n=1.5) at an angle of 30 degrees with respect to the normal. find the
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2. asked by Gia
3. 3,641 views
A ray of light of vacuum wavelength 550 nm traveling in air enters a slab of transparent material. The incoming ray makes an
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2. asked by alice
3. 8,345 views
A ray of light of vacuum wavelength 550 nmtraveling in air enters a slab of transparent material. The incoming ray makes an
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2. asked by angel
3. 1,411 views
Write the equation 4x + 5y – 3 = 0 in normal form. Then, find the length of the normal and the angle it makes with the
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2. asked by eddie
3. 1,754 views
A light beam in air enters a block of transparent material at an angle of 28.0˚ with respect to the normal. After refraction it
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2. asked by Amanda
3. 642 views
A light of ray is incident at an angle of 58degrees on the plane surface of a block of glass of refractive index 1.60. Some
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2. asked by Help please
3. 850 views
A light of ray is incident at an angle of 58degrees on the plane surface of a block of glass of refractive index 1.60. Some
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2. asked by help
3. 689 views
A light of ray is incident at an angle of 58degrees on the plane surface of a block of glass of refractive index 1.60. Some
1. 2 answers
2. asked by Help please
3. 742 views
A 5.5-kg box is under an upward force of 45 N which makes a 60o angle with its normal. Find the magnitude of the horizontal
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2. asked by 1234
3. 382 views
Light enters a container of liquid at an angle of 35° to the normal; the refracted beam makes an angle of 21° with the normal.
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2. asked by erty
3. 511 views