Would the answer be b)? diamond into air?

A critical angle of 24.4 degrees applies to:
a) light travelling from air into diamond
b) light travelling from diamond into air
c) light travelling from water into diamond
d) light travelling from diamond into water

1. 👍
2. 👎
3. 👁

## Similar Questions

The reaction through which carbon changes from graphite to diamond form is represented by the equation C(graphite) ---> C(diamond) delta H: ? Using the reactions below, determine the amount of heat absorbed in the change of one

2. ### Geometry

Angle A and Angle B are complementary andgles and the m Angle A = 58 degrees, what is he measure of the supplement of Angle B. This is what I did Angle A and Angle B = 90 degrees, mAngle A = 58 degrees 90 - 58 = 32 degrees 180 -

3. ### physics(optics)

The critical angle between an equilateral prism and air is 45 degrees.if the incident ray is perpendicular to the refracting surface,then what happens?

4. ### mathematics

For each of the following, tell how many non congruent triangles PQR fit the given description, and find the size of angle Q. Make a separate diagram for each case. (a) p = 3, q = 5, angle P = 27 degrees (b) p = 8, q = 5, angle P

1. ### Physics

A ray of light enters a glass block from air at an angle of incidence of 50 degrees. The angle of refraction is 30 degrees. What is the refractive index of the glass? What is the value of critical angle for this glass? Thank you

2. ### Trigonometry

Express each of the following in terms of the cosine of another angle between 0 degrees and 180 degrees: a) cos 20 degrees b) cos 85 degrees c) cos 32 degrees d) cos 95 degrees e) cos 147 degrees f) cos 106 degrees My answer: a) -

3. ### math

can someone please answer these questions for me?: 1. if the measure of an interior angle of a regular pentagonis 108 degrees, then the angle sum of that regular pentagon must be: A. 120 degrees B. 360 degrees C. 540 degrees D.

4. ### Calculus

How many critical points does the function f(x) = [(x-2)^5][(x+3)^4] have? A. 1 B. 2 C. 3 D. 5 E. 9 --- Ok, these are my thoughts on this question: My impulse was to do derivative of the function. However, if I'm going to set the

1. ### Physics

If a baseball is thrown at an angle of elevation of 30 degrees, its range in the absence of air resistance is less than that of one thrown at ___. The answer is 55 degrees. My question is, how did my teacher get this answer? An

2. ### trigonometry

A wheel with a 20-inch radius is marked at two points on the rim. The distance between the marks along the wheel is found to be 3 inches. What is the angle (to the nearest tenth of a degree) between the radii to the two marks?

3. ### geometry

For each of the following, tell how many noncongruent triangles PQR fit the given description, and find the size of angle Q. Make a separate diagram for each case. (a) p = 3, q = 5, angle P = 27 degrees (b) p = 8, q = 5, angle P =

4. ### Physics

A diamond (n = 2.42) immersed in glycerin (n = 1.473) liquid. What is the critical angle at the boundary between diamond and glycerin?