English
Maharashtra State BoardSSC (English Medium) 10th Standard

The disposal of nuclear waste safely is a big challenge before scientists.

Advertisements
Advertisements

Question

The disposal of nuclear waste safely is a big challenge before scientists.

Options

  • True

  • False

MCQ
True or False
Advertisements

Solution

True

shaalaa.com
  Is there an error in this question or solution?
Chapter 5: Towards Green Energy - Write true or false

APPEARS IN

RELATED QUESTIONS

Which of the following is not an example of a bio-mass energy source?


The fuel having a calorific value of 55 kJ/g is likely to be:

(a) biogas
(b) methane gas
(c) hydrogen gas
(d) natural gas


Which particles bring about the fission of uranium-235?


Name one installation where such a process is utilised. 


The following question are about the nuclear reactor of a power plant. 

What is the function of boron rods in the nuclear reactor?


In the reactor of a nuclear power plant, name the material which is used:

(a) as a moderator
(b) to absorb radiations
(c) in the fuel rods
(d) in the control rods
(e) to carry away heat


How does inserting the control rods in the graphite core affect the fission in the reactor? Explain your answer.


What is a nuclear reactor? What is the fuel used in a nuclear reactor?


Which of the two, nuclear fusion and nuclear fusion,  is made use of:
(1) for the production of electricity?
(2) for making a hydrogen bomb?


The energy in the reactor of a nuclear power station is produced by the process of:

(a) nuclear diffusion
(b) nuclear fission
(c) nuclear fusion
(d) nuclear fermentation


The mass numbers of four elements A, B, C and D are 2, 20, 135 and 235, respectively. Which one of them will be most suitable to make: 

a hydrogen bomb?


Chlorine has an atomic number 17 in the form of isotope, one of atomic weight 35 and the other atomic weight 37. What do you understand by an isotope? Name two other elements which have isotopes.

What do you understand by radioactive decay? An isotope of Uranium `""_92^238 "U"`  is radioactive and changes into Thorium 92 by the emission of an alpha particle. Write a symbolic equation for this decay process.


What do you mean by atomic number?


Write the approximate mass of a proton, neutron and electron in a.m.u.


Name the following nuclear reaction:

\[\ce {^235_92U +^1_0n-> ^90_38Sr + ^143_54Xe + 3^1_0n + γ}\]


State the kind of nuclear reaction taking place in a nucleus during the emission of a β-particle.


What changes will take place in the mass number and atomic number of the nucleus Y if it emits gamma radiations?


What happens to the atomic number of an element when it emit a beta particle.


Why are control rods used in nuclear reactors?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×