Which of the following statements is not true?
a. the intensity of the center maximum is the largest in a single slit interference pattern
b. a monochromatic light source is one that consists of many colors
c. the intensity of the center maximum is the largest in a double slit interference pattern

Which statement is true for light passing into a medium that is more optically dense than the first medium through which it past

Identical marbles are released from the same height on each of the following four frictionless ramps . compare the speed of the marbles at the end of each ramp. explain your reasoning

Athermometer is removed from a room where the temperature is 70° f and is taken outside, where the air temperature is 10° f. after one-half minute the thermometer reads 60° f. what is the reading of the thermometer at t = 1 min? (round your answer to two decimal places.) ° f how long will it take for the thermometer to reach 30° f? (round your answer to two decimal places.)