This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: You are designing an ac generator with a maximum emf of 8.0 V. If the generator coil has 200 turns, ... (Read 119 times)

dejastew

  • Hero Member
  • *****
  • Posts: 562
on: Jul 29, 2018
You are designing an ac generator with a maximum emf of 8.0 V. If the generator coil has 200 turns, each with a cross-sectional area of 0.030 m2,
 
  what should be the frequency of the generator in a magnetic field of 0.030 T?
  A) 7.5 Hz B) 7.1 Hz C) 44 Hz D) 8.0 Hz

Question 2

A wheel starts from rest and has a uniform angular acceleration of 4.0 rad/s2. After the wheel completes its first revolution, how long does it take for it to make its second complete revolution?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

matt95

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

0.73 s


dejastew

  • Hero Member
  • *****
  • Posts: 562
Reply #2 on: Jul 29, 2018
TY


matt95

  • Sr. Member
  • ****
  • Posts: 317
Reply #3 on: Jul 29, 2018
You're welcome


« previous next »
 

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

(a) Mean duration (days) and (b) average maximum depth (mm) of snow cover throughout northern latitu (a) Mean duration (days) and (b) average maximum depth (mm) of snow cover throughout northern latitu
This distributor ignition system uses a remotely mounted ignition coil. This distributor ignition system uses a remotely mounted ignition coil.
Checking an ignition coil using a multimeter set to read ohms. Checking an ignition coil using a multimeter set to read ohms.
When the voltage drop reaches approximately 1.20 volts, the PCM turns on a transistor. The ... When the voltage drop reaches approximately 1.20 volts, the PCM turns on a transistor. The ...
The maximum acceleration a pilot can stand without blacking out is about 7.0 g. In an endurance ... The maximum acceleration a pilot can stand without blacking out is about 7.0 g. In an endurance ...
What is the maximum velocity (in km/s) of a photoelectron emitted from a surface whose work ... What is the maximum velocity (in km/s) of a photoelectron emitted from a surface whose work ...
Video: Embryonic development - week 1 and 2

For a complete list of videos, visit our video library