« previous next »

Author Question: When an electron goes from an excited state to the ground state, a. energy is absorbed. b. a ... (Read 23 times)

sc00by25

  • Hero Member
  • *****
  • Posts: 596
on: Jul 28, 2018
When an electron goes from an excited state to the ground state,
 a. energy is absorbed.
  b. a photon is absorbed.
  c. a photon is emitted.
  d. none of these occur.

Question 2

A step-up transformer has an input voltage of 110 V (rms). There are 100 turns on the primary and 1500 on the secondary. What is the output voltage?
 a. 1 600 V (max)
  b. 1 650 V (rms)
  c. 3 260 V (max)
  d. 165 kV (rms)
  e. 7.3 V (rms)


chloejackso

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Your heart beats over 36 million times a year.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Insects Under the Electron Microscope Insects Under the Electron Microscope
Role of binding energy in catalysis Role of binding energy in catalysis
Checking the voltage drop between the TP sensor ground and a good engine ground with the ignition ... Checking the voltage drop between the TP sensor ground and a good engine ground with the ignition ...
Standard reduction potentials of the major respiratory electron carriers Standard reduction potentials of the major respiratory electron carriers
Color-enhanced electron micrograph of E. coli undergoing cell division Color-enhanced electron micrograph of E. coli undergoing cell division
An athlete stretches a spring an extra 40.0 cm beyond its initial length. How much energy has ... An athlete stretches a spring an extra 40.0 cm beyond its initial length. How much energy has ...
Video: Introduction to Sleep Apnea

For a complete list of videos, visit our video library