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Author Question: A high-diver of mass 80 kg jumps off a board 10 m above the water. If 1.0 s after entering the water ... (Read 108 times)

bobthebuilder

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  • Posts: 567
on: Jul 28, 2018
A high-diver of mass 80 kg jumps off a board 10 m above the water. If 1.0 s after entering the water his downward motion is stopped, what average upward force did the water exert?
 a. 100 N
  c. 1120 N
  b. 800 N
  d. No answer is correct.

Question 2

The number of electric field lines passing through a unit cross sectional area is indicative of:
 a. field strength.
  c. field direction.
  b. charge motion.
  d. charge density.


Jordin Calloway

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  • Posts: 334
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

A


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