Questions by Josh Fell

Questions by Josh Fell

A beam of light from a flashlight at the bottom of a swimming pool is incident on the surface of the pool at an angle of 25 degrees to the normal. find the reflected angle in the water and refracted angle

asked May 20, 2020

1 answer

2 votes

91.8k views

Which type of electromagnetic wave is used in remote controls to change chanels? A) Gamma B) Radio C) Microwave D) Infrared

asked Apr 10, 2020

1 answer

2 votes

88.6k views

The freshman class has 160 students. Each freshman must write three reports from a list of 12 novels that the teacher has assigned them to read. How many different combinations of novels can a freshman

asked Jan 23, 2020

1 answer

2 votes

106k views

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