Calculate the kinetic energy possessed by an electron when it gets ejected from an atom if the energy supplied to eject the electron is 3.0 eV and threshold energy is 1.5 eV. 1eV

My account
Edit my Profile
Private messages
My favorites

Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question

asked May 12, 2023 120k views

3 votes

Calculate the kinetic energy possessed by an electron when it gets ejected from an atom if the energy supplied to eject the electron is 3.0 eV and threshold energy is 1.5 eV. 1eV

Physics
high-school

Dropbear asked

by Dropbear

8.3k points

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

13 votes

Answer:

KE = total energy available - energy required to eject (threshold)

KE = (3 - 1.5) eV = 1.5 eV

Grmartin answered May 18, 2023

by Grmartin

7.1k points

0 Comments

Please log in or register to add a comment.

Ask a Question

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

8.6m questions

11.2m answers

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 Comments

Please log in or register to add a comment.

Other Questions