Characteristics of the Three Kinds of Emission
 

Characteristics of the Three Kinds of Emission problem 3


A high-voltage power supply is connected to a metal grid and a wire, as shown.




Sparks are observed in the position indicated when the radioactive source is placed close to the grid. Which statement explains why the sparks are formed?


  • -particles have no charge

  • -particles are strongly ionising

  • -particles have a long range

  • -particles have no mass


 

main author and content editor: Adebola Oluwadare