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Author Question: For the same energy, the most penetrating type of radiations in human tissue are ________. a. alpha ... (Read 66 times)

iveyjurea

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on: Jul 28, 2018
For the same energy, the most penetrating type of radiations in human tissue are ________.
 a. alpha particles
  b. beta particles
  c. gamma rays

Question 2

An airplane flies in a horizontal circle of radius 500 m at a speed of 150 m/s. If the plane were to fly in the same 1 000 m circle at a speed of 300 m/s, by what factor would its centripetal acceleration change?
 a. 0.25
  b. 0.50
  c. 1.00
  d. 2.00
  e. 4.00


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underwood14

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

c

Answer to Question 2

D


iveyjurea

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Reply 2 on: Jul 28, 2018
Excellent

parshano

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Reply 3 on: Yesterday
:D TYSM

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