« previous next »

Author Question: When an electron goes from an excited state to the ground state, a. energy is absorbed. b. a ... (Read 38 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?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

Your heart beats over 36 million times a year.

Using outgroups to infer the ancestral state Using outgroups to infer the ancestral state
Changes in the free energy (DG) of exergonic and endergonic reactions Changes in the free energy (DG) of exergonic and endergonic reactions
Human infants are like all other placental mammals, except they are born at a less developed state. Human infants are like all other placental mammals, except they are born at a less developed state.
Electron Photomicrograph Electron Photomicrograph
Geothermal Energy schematic Geothermal Energy schematic
Energy In, Energy Out Energy In, Energy Out
Video: How a Urinalysis is Performed

For a complete list of videos, visit our video library