Advertisements
Advertisements
Question
Answer the following questions based on a hot cathode ray tube
Name the charged particles
Advertisements
Solution
Electrons are charged particles.
APPEARS IN
RELATED QUESTIONS
Name a gas caused by the Greenhouse effect
What kind of change takes place in a nucleus when a β -particle is emitted?
Draw a diagram of a simple atom showing the nucleus and electrons. In this atom:
(a) What type of charge will there be on the nucleus?
(b) What is the value of this charge?
A radioactive nucleus `""_"Z"^"A"` X first emits a beta particle and then an alpha particle to give the resulting nucleus `""_"Q"^"P"` Y What will be the values of P and Q in terms of A and Z?
How is a cathode ray beam affected while passing through a magnetic field?
An electrons emitter must have how much work function and melting point.
State one use of radio-isotopes.
Two radioactive sources A and B of half lives of 1 hour and 2 hours, respectively, initially contain the same number of radioactive atoms. At the end of two hours, their rates of disintegration are in the ratio of ______.
If 10% of a radioactive substance decays in every 5 years, then the percentage of the substance that will have decayed in 20 years will be ______.
A radioctive sample decays `7/8` times its original quantity in 15 minutes. The half-life of the sample is ______.
