Vedclass
Class 11ChemistryStructure of AtomNature of radiation
Medium

The velocity of $\alpha-$rays is approximately

  • A
    Equal to that of the velocity of light
  • B
    $1/10$ of the velocity of light
  • C
    $10$ times more than the velocity of light
  • D
    Uncomparable to the velocity of light
Share

Explore More

Browse All

Question Bank

11

All Subjects

Class 11 Questions

Class 11

Chemistry Questions

Chapter

Structure of Atom

Subtopic

Nature of radiation

Similar Questions

The charge on gamma rays is

Medium
View Solution

Energy of a photon is $1 \ MeV,$ then its momentum will be $:-$

Medium
View Solution

The wavelength of photon $A$ is $400 \ nm$. The frequency of photon $B$ is $10^{16} \ s^{-1}$. The wave number of photon $C$ is $10^{4} \ cm^{-1}$. The correct order of energy of these photons is:

DifficultJEE MAIN 2026
View Solution

What are the different regions of the electromagnetic spectrum?

Easy
View Solution

Which of the following statements is $NOT$ true?

Easy
View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo