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Author Question: Which of these instruments is based on the theory of matter waves? a. Microwave oven b. X-ray tube ... (Read 60 times)

robinn137

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on: Jul 28, 2018
Which of these instruments is based on the theory of matter waves?
 a. Microwave oven
  b. X-ray tube
  c. Electron microscope
  d. Cathode ray tube

Question 2

An ac power generator produces 50 A (rms) at 3600 V. The voltage is stepped up to 100000 V by an ideal transformer and the energy is transmitted through a long distance power line which has a resistance of 100 ohms. What percentage of the power delivered by the generator is dissipated as heat in the long-distance power line?


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ynlevi

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

c

Answer to Question 2

0.18


robinn137

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

jomama

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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