If you had a ratio of 3: 1 how would that be shown in db il

Standing side by side ,you and a friend step off a bridge at different times and fall for 1.6s to the water below. your friend goes first, and you follow after he has dropped a distance of 2.0m. when your friend hits the water, is the seperation between the two of you 2.0m or more than 2.0m? verify your answer with a calculation.

Compare the patterns of the two waves shown in the image. which statement is true about these waves?

An impulse is the product of the on an object and time during which it is applied