« previous next »

Author Question: An electron moves with a constant horizontal velocity of 3.0 x 106 m/s and no initial vertical ... (Read 500 times)

Haya94

  • Hero Member
  • *****
  • Posts: 558
on: Jul 29, 2018
An electron moves with a constant horizontal velocity of 3.0 x 106 m/s and no initial vertical velocity as it enters a deflector inside a TV tube.
 
  The electron strikes the screen after traveling 17.0 cm horizontally and 40.0 cm vertically upward with no horizontal acceleration. What is the constant vertical acceleration provided by the deflector? (The effects of gravity can be ignored.)
  A) 2.5  1014 m/s2
  B) 8.3  102 m/s2
  C) 1.4  104 m/s2
  D) 1.2  1014 m/s2

Question 2

What range of electromagnetic radiation is emitted when transitions from higher levels into n = 1 occur in a hydrogen atom?
 
  A) Visible
  B) Infrared
  C) Microwave
  D) X-Ray
  E) Ultraviolet


FergA

  • Sr. Member
  • ****
  • Posts: 352
Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

E


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

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?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

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?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Electron Microscope Electron Microscope
Constant velocity versus positive velocity Constant velocity versus positive velocity
Place one hand on the medial and one on the lateral thigh to begin horizontal stroking. Slide hands ... Place one hand on the medial and one on the lateral thigh to begin horizontal stroking. Slide hands ...
How water moves through a tree How water moves through a tree
An electron micrograph of a synapse between two nerve cells. An electron micrograph of a synapse between two nerve cells.
Electron micrograph of Euglena gracilis Electron micrograph of Euglena gracilis
Video: Structure of a Ribosome

For a complete list of videos, visit our video library