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

Author Question: Electrons in an x-ray machine are accelerated from rest through a potential difference of 80,000 V. ... (Read 79 times)

Haya94

  • Hero Member
  • *****
  • Posts: 558
on: Jul 28, 2018
Electrons in an x-ray machine are accelerated from rest through a potential difference of 80,000 V. What is the kinetic energy of each of these electrons in eV?
 a. 128 eV
  c. 80 eV
  b. 40 eV
  d. 80 keV

Question 2

Calculate the linear speed due to the Earth's rotation for a person at the equator of the Earth. The radius of the Earth is 6.40  106 m.
 a. 74.0 m/s
  c. 465 m/s
  b. 233 m/s
  d. 73.0 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Pamela.irrgang@yahoo.com

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

C


Haya94

  • Hero Member
  • *****
  • Posts: 558
Reply #2 on: Jul 28, 2018
Thanks


Pamela.irrgang@yahoo.com

  • Sr. Member
  • ****
  • Posts: 323
Reply #3 on: Jul 28, 2018
Welcome :)


« previous next »
 

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Positron emission tomography (PET) image showing the difference in the metabolic activity of the bra Positron emission tomography (PET) image showing the difference in the metabolic activity of the bra
Benzene delocalized electrons Benzene delocalized electrons
Brachial Plexus drawing plus the difference in the forearm Brachial Plexus drawing plus the difference in the forearm
Control of the Membrane Potential Control of the Membrane Potential
Establishing a steady-state resting membrane potential. Establishing a steady-state resting membrane potential.
E9-23 Prepare income statements Explain the difference in operating income E9-23 Prepare income statements Explain the difference in operating income
Video: ATPase function - membrane transport, contractile proteins and synthesis

For a complete list of videos, visit our video library