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Author Question: A coil of 40. turns and cross-sectional area 12. cm2 is oriented perpendicular to a magnetic field, ... (Read 43 times)

Marty

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on: Jul 29, 2018
A coil of 40. turns and cross-sectional area 12. cm2 is oriented perpendicular to a magnetic field, which varies from zero to 1.2 T in 0.02 s. What emf is induced in the coil?
 
  What will be an ideal response?

Question 2

The melting point of aluminum is 660C, the latent heat of fusion is 4.00  105 J/kg, and its specific heat is 900 J/(kg K). 300 kJ of heat are added to 442 g of aluminum at 100C, what is the final state of the system?
 
  What will be an ideal response?


1_Step_At_ATime

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Reply #1 on: Jul 29, 2018
Answer to Question 1

2.88 V

Answer to Question 2

The system will be at 660C, with 249 g of solid and 193 g of liquid aluminum.


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