Question Text
Question 3 :
The disposal of waste produced in a nuclear power plant is difficult because they are:
Question 4 :
Which of the following substances is not produced by petrol engines?
Question 7 :
The device in which the nuclear fission and release of energy is controlled, is known as:
Question 10 :
When the nucleus of an atom is smashed it releases energy. This energy is commonly called :<br><br>
Question 11 :
Fill in the blank:<br/>In the carbon cycle, from which stars, hotter than the Sun, obtain their energy, the $_{6}C^{12}$ isotope ______.
Question 12 :
The energy released due to loss in mass during the process of nuclear fission and fusion is called:
Question 14 :
Inside the sun, four nuclei of hydrogen combine to form :<br/>
Question 16 :
State whether the given statement is True or False :<br/>Waste products emitted from nuclear power plants are very harmful.
Question 17 :
A proton and a neutron combine to give a deuterium nucleus.If $m_{o}$ and  $m_{p}$ be the mass of neutron and proton respectively, then mass of deuterium nucleus is<br/>
Question 18 :
In the Sun, about 4billion kg of matter is converted into energy each second. The power output of Sun in watt is<br/>