« previous next »

Author Question: A coil of 40. turns and cross-sectional area 12. cm2 is oriented perpendicular to a magnetic field, ... (Read 60 times)

Marty

  • Hero Member
  • *****
  • Posts: 553
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

  • Sr. Member
  • ****
  • Posts: 342
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.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Stages of a Neurospora cross Stages of a Neurospora cross
Placing sterile item on a sterile field Placing sterile item on a sterile field
Cross-Sectional Studies Cross-Sectional Studies
Prophase Chromosomes coil up and condense; centrioles divide and move apart Prophase Chromosomes coil up and condense; centrioles divide and move apart
Phenotype patterns in the F2 of a dihybrid cross that result from epistatic gene interaction Phenotype patterns in the F2 of a dihybrid cross that result from epistatic gene interaction
Video: Five phases of cardiac cycle & Atrial contraction

For a complete list of videos, visit our video library