Gamma rays have a very high penetrating power.

Q. X-rays have higher penetrating power as they travel with very high velocity.

Q. alpha particle , beta particle and gamma rays each having emergy of 1MeV . which of these has highest penetrating power?? or all have equal penetrating power ?

Q. Gamma rays have the least penetrating power.

Q. The ultrasound waves have a much greater penetrating power than ordinary sound because they have very high