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Which among the following is a positively charged particle emitted by a radioactive element? 1 Alpha ray 2 Beta ray 3 Gamma ray 4 Cathode ray
2 10804Which of the following is a good nuclear fuel? 1 Uranium-238 2 Neptunium-239 3 Thorium-236 4 Plutonium-239
8 25735Long distance photography is facilitated by 1 Visible light 2 X-rays 3 Infrared rays 4 Ultraviolet rays
4 19831The difference between a nuclear reactor and an atom bomb is that 1 No chain reaction takes place in nuclear reactor while in the atomic bomb there is a chain reaction 2 No chain reaction takes place in atomic bomb while it takes place in a nuclear reactor 3 The chain reaction in nuclear reactor is controlled 4 None of these
1 4951What is the wavelength of visible spectrum? 1 1300A-3000A 2 3900A-7600A 3 7800A-8000A 4 8500A-9800A
1 5437Which radioactive pollutant has recently drawn the attention of the public, due to its occurrence in the building material? 1 Radium 2 Radon 3 Thorium 4 Plutonium
1 4664In an atomic explosion, enormous energy is released which is due to the 1 Conversion of neutrons into protons 2 Conversion of chemical energy into nuclear energy 3 Conversion of mass into energy 4 None of these
2 14660Which of the following types of photons has the highest energy? 1 Visible radiations 2 Radio waves 3 Gamma rays 4 X-rays
3 9101Atoms of an element differ from those of all other elements in 1 Atomic number and electronic configuration 2 Atomic number and number of valence electrons 3 Number of neutrons and electronic configuration 4 None of these
2 6121Which of the following is used as a coolant in nuclear reactors? 1 Heavy water 2 Cadmium 3 Liquid sodium 4 None of these
2 14773The isotope of uranium capable of sustaining chain reactions is 1 U-235 2 U-238 3 U-239 4 None of these
1 7497Radioactive disintegration of uranium ultimately results in formation of 1 Radium 2 Thorium 3 Polonium 4 Lead
3 13247Atom bomb is based on the principle of 1 Nuclear fusion 2 Nuclear fission 3 Both (a) & (b) 4 None of these
ECAT, Group 4 iv, Qnet, UPSC,
4 42422Post New General Science Questions
Which was the international geo - physical year?
How can i describe the blood?
When was the first rocket launched from thumba?
Which is the most famous comet?
Terls was dedicated to u.n as an international institution?
hai am ashok am studying degree 1st year.i want to write group 1 exams how i am started my preparation.which meterial is best for exam.what are the subjects have it.how much time can i spend to study dialy to get it in first attempt.how much money we need.for this exam degree qualification must to need .NCC c-certificate how use for this exam. what is the best coaching centre in hyd near to khairathabad.plz tell me
Why we use nhexane inplace of hexane in mobilepase preparation
Which is the research reactors of bhabha atomic research centre?
Which is india’s largest nuclear research reactor?
How many astronauts travelled in the challenger?
What is range of sagarika?
Why the diesel generator suddenly increases the output voltage and avr get shorted ... And also increases the load the generator decreases the voltage why ..and also the output power in amps generated in 30 kv diesel generator ..
What is the work of a patent engineer? Does the experience in working as patent engineer helps in finding a job in a refinery?
When and by whom was the meteorological unit founded in bangalore science institute?
When was the atomic energy regulatory board ( aerb ) constituted?
