Harmful effects and safety precautions for radiations - class-XI
Description: harmful effects and safety precautions for radiations | |
Number of Questions: 30 | |
Created by: Nitesh Divan | |
Tags: physics energy energy production chemistry nuclear physics |
Nuclear force is communicated from one nucleon to another via a particle called.
Carbon dating is
Fill in the blank.
__________ arises from the 'burning' of uranium fuel in a nuclear reactor.
The degree and kind of damage due to radiation varies in which of the following ways?
The wastes generated from hospitals and industry, as well as the nuclear fuel cycle are generally known as
Currently, nuclear power provides approximately ___ of the world's energy.
Match the following :
Radio isotope | Cures disease |
---|---|
i) Radio sodium | a) Thyroid gland |
ii) Radio phosphorus | b) Cancer |
iii) Radio cobalt circulation | c) Blocks in blood |
iv) Radio iodine | d) Leukamia |
Fill in the blank.
Spent fuel rods and obsolete nuclear weapons are examples of
Which type of bag is general waste put into?
The rad is the correct unit used to report the measurement of
Radiation exposure comes from
The various types of nuclear reactors that have been constructed to furnish heat for the production of steam differ from each other in what ways?
The natural uranium ore is processed and enriched at the Nuclear Fuel complex at
Which of the following hazards is not associated with a liquid metal breeder reactor (LMFBR)?
The effective area of a black body is 0.1 $m^2$ and its temperature is 1000 K. The amount of radiations emitted by it per min is -
India's first atomic power station is
In India, uranium is found in
What percentage of energy requirement of India is met by nuclear power stations?
Identify the correct statement/statements :
a) Radiation causes genetic mutation
b) Restriction in blood circulation can be detected using radio-iodine
c) Hydrocarbon plastics are used as moderators in a nuclear reactor
d) The damage caused due to $\alpha$-radiation is small due to its small penetrating power
Which statement describe general waste?
Which of the following element(s) is not essential for life to originate and flourish on a planet?
An atom bomb is based on the principle of
PPE is
Which of the following is followed while handling the radioactive materials?
Why should a radioactive substance not be touched by hand?
In the process of Radio active decay the correct example is _____.
What safety precautions that you would take while handling the radioactive substances?
Two radioactive samples $A$ and $B$ have half lives ${T} _{1}\ and {T} _{2}\left ({T} _{1}>{T} _{2}\right)$ respectively. At $t = 0$, the activity of $B$ was twice the activity of $A$. Their activity will become equal after a time
The people working with radioactive materials should put on special