Indian army has published the notification for SSC Tech 56 men and SSC Tech 27 women for the course commencing at OTA Chennai from April 2021
The ratio of the velocity of X-rays to that of gamma rays
Is < 1
Is > 1
Is 1
Depends upon the ratio of their frequencies
Which one of the following statements is correct?
Only electrons reside inside the nucleus of an atom
Both electrons and protons reside inside the nucleus of an atom
Only neutrons reside inside the nucleus of an atom
Both protons and neutrons can reside inside the nucleus of an atom
The ratio of velocity of X-rays to that of gamma rays is
<1
>1
1
depends upon the ratio of their frequencies
Which one of the following pairs of rays is electromagnetic in nature?
Beta rays and gamma rays
Cathode rays and X-rays
Alpha rays and beta rays
X-rays and gamma rays
The specific resistance of a wire depends on its:
radius
length
cross-section
material
