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

Author Question: A transformer with 800 turns on the primary coil is used to decrease the voltage from 2000 V to 120 ... (Read 149 times)

RODY.ELKHALIL

  • Hero Member
  • *****
  • Posts: 591
on: Jul 28, 2018
A transformer with 800 turns on the primary coil is used to decrease the voltage from 2000 V to 120 V for home use. How many turns should be in the secondary coil?

Question 2

A layer of kerosene (n = 1.45) is floating on water (n = 1.33). For what angles of incidence at the kerosene-water interface will light be totally internally reflected within the kerosene?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Koolkid240

  • Sr. Member
  • ****
  • Posts: 357
Reply #1 on: Jul 28, 2018
Answer to Question 1

48 turns

Answer to Question 2

 > 66.5


RODY.ELKHALIL

  • Hero Member
  • *****
  • Posts: 591
Reply #2 on: Jul 28, 2018
TY


Koolkid240

  • Sr. Member
  • ****
  • Posts: 357
Reply #3 on: Jul 28, 2018
You're welcome


« previous next »
 

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Plant apical meristems and the primary tissues they produce. Plant apical meristems and the primary tissues they produce.
Types of primary skin lesions Types of primary skin lesions
Voltmeter hook-ups for voltage-drop testing of a GM-type cranking circuit. Voltmeter hook-ups for voltage-drop testing of a GM-type cranking circuit.
A track inside an ignition coil is not a short, but rather it is a low-resistance path or hole that ... A track inside an ignition coil is not a short, but rather it is a low-resistance path or hole that ...
Find the voltage, current and power for each resistor in the circuit below Find the voltage, current and power for each resistor in the circuit below
Comparing the structure of a primary shoot from (A) a monocot and (b) a eudicot. Comparing the structure of a primary shoot from (A) a monocot and (b) a eudicot.
Video: Evolutionary tree of life Animation

For a complete list of videos, visit our video library