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Author Question: What is the total efficiency of three systems in cascade if the individual efficiencies are 40, 30, ... (Read 38 times)

Mr.Thesaxman

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on: Jul 28, 2018
What is the total efficiency of three systems in cascade if the individual efficiencies are 40, 30, and 10?
 
  A) 10 B) 1.2 C) 1.33 D) 80

Question 2

How much power is dissipated by a light bulb if the voltage applied is 12 V and its resistance is 12?
 
  A) 144 W B) 1728 W C) 12 W D) 1 W


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annierak

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

B

Answer to Question 2

C


Mr.Thesaxman

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Reply 2 on: Jul 28, 2018
Gracias!

dyrone

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Reply 3 on: Yesterday
Wow, this really help

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