Physical World
Radioactive substances emit $$\gamma$$ -rays which are:
Which of the following can be used to convert $$_7^{14}N$$ and $$_8^{17}O$$?
$$_{7}N^{14} + _2He^{4} (\alpha - particle) \longrightarrow \ _{8}O^{17} + _1H^{1}$$
$$\alpha$$ particle is used to convert the above reaction.
Hence, option C is correct.
Radioactive substances emit $$\gamma$$ -rays which are:
Which statement is incorrect?
The velocity of $$\alpha$$ -rays is approximately:
Alpha rays consist of a stream of:
Which is the correct statement?
$$\alpha$$ -rays have:
Of the following radiations, the one most easily stopped by air is:
Which has the least penetrating power?
The charge exists on $$\gamma$$ -rays:
The charge on gamma rays is: