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Author Question: A large jetliner with a wingspan of 40 m flies horizontally and due north at a speed of 300 m/s in a ... (Read 62 times)

ss2343

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on: Jul 28, 2018
A large jetliner with a wingspan of 40 m flies horizontally and due north at a speed of 300 m/s in a region where the magnetic field of the earth is 51 T directed 24.1 below the horizontal. What is the magnitude of the induced emf between the ends of the wing?
 a. 350 mV
  c. 550 mV
  b. 750 mV
  d. 250 mV

Question 2

Suppose a 0.30-kg mass on a spring-loaded gun that has been compressed 0.20 m has elastic potential energy of 1.0 J. How high above the spring's equilibrium point can the gun fire the mass if the gun is fired straight up?
 a. 0.10 m
  c. 0.24 m
  b. 0.34 m
  d. 0.14 m


tuate

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

D

Answer to Question 2

D


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