Determine the maximum angle a light ray
The glass core of an optical fiber has an index of refraction 1.60. The index of refraction of the cladding is 1.48. What is the maximum angle a light ray can make with the wall of the core if it is to remain inside the fiber?
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Consider the gas CF3CH2F with P=40.7bar and T=374k. If P=20.35bar and T=260k, is ideal gas behavior expected? If P=20.35bar and T=750k, is ideal gas beahavior expected?
If a horizontal force pulling on block B is slowly increased, in a direction parallel to the connecting cord, until it is barely enough to make the two blocks start moving, what is the magnitude of at the instant that they start to slide?
1.02g of acetylsalicylic acid was obtained from 2.00g ofsalicylic acid by reaction with 2.0g of acetic an hydride. Calculate the present yield of acetylsalicylic acid.
If the mixture is heated in a rigid tank until it reaches the critical point, find the quality of the initial state of the mixture. Show on a P-v diagram.
Ten kilograms of saturated liquid water at 5 bar is heated in a piston-cylinder assembly at constant pressure until temperature reaches 400 degrees C. Show the process on a T versus V diagram.
A health study reported that in one country, systolic blood preassure reading hav a mean of 123 and a standard deviation of 14. A reading above 140 is considered to be high blood pressure. Complete parts a through d below.
The vapor pressure of water at 20degreesC is 17.5 mmHg. What is the vapor pressure of water over a solution prepared from 2.00 x102g of sucrose(C12H22O11) and 3.50 x102g water?
A 87.0 kg person stands on a scale in an elevator. What is the apparent weight in each of the following situations? (a) when the elevator is accelerating upward with an acceleration of 1.00 m/s2
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Which of the following is a behavioral indicator related to Family? A) Developing school readiness and transition strategies B) Developing collaborative
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