Light travels fastest through which of the following?A airB glassC vacuumD water

Light travels fastest through which of the following?A airB glassC vacuumD water

Refractive indices of water, sulphuric acid, glass and carbon disulphide are 1.33, 1.43, 1.53 and 1.63. The light travel slowest in which medium?glasswatercarbon disulphide Sulphuric acid

Question 7Speed of Sound Through Different MaterialsMaterial Approximate Speed (m/s)Air (20°C)      350Glass   5,600Steel   5,900Water (25°C)   1,500Rubber   1,600Diamond 12.000Iron   5,100 Based on the figure shown, sound waves travel most slowly through which of the following?Multiple choice question.A)airB)glassC)rubberD)water

Which of the following has a maximum speed?LightAirSoundWater current

13.What happens to the speed of light when it travels to material with a high index of refraction?DecreaseIncrease Stay Same