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Sciences Interview Questions
Questions Answers Views Company eMail

Which of the following is a good nuclear fuel? 1 Uranium-238 2 Neptunium-239 3 Thorium-236 4 Plutonium-239

AUAT, SSC,

8 23187

Long distance photography is facilitated by 1 Visible light 2 X-rays 3 Infrared rays 4 Ultraviolet rays

BCA, HCL,

4 17843

The 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 4267

How many colours the sunlight spectrum has ? 1 Five 2 Three 3 Seven 4 Nine

Siscom,

2 12651

What is the wavelength of visible spectrum? 1 1300A-3000A 2 3900A-7600A 3 7800A-8000A 4 8500A-9800A

 1 4603

Which 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 3818

In 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

AHH, CMRL,

2 13656

Which of the following types of photons has the highest energy? 1 Visible radiations 2 Radio waves 3 Gamma rays 4 X-rays

 3 7911

Atoms 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 5074

Which of the following is used as a coolant in nuclear reactors? 1 Heavy water 2 Cadmium 3 Liquid sodium 4 None of these

WBCS West Bengal Civil Service,

2 13690

The isotope of uranium capable of sustaining chain reactions is 1 U-235 2 U-238 3 U-239 4 None of these

 1 6764

Radioactive disintegration of uranium ultimately results in formation of 1 Radium 2 Thorium 3 Polonium 4 Lead

 3 11723

Atom 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 40932

Which of the following has the lease penetrating power? 1 Alpha particles 2 Beta particles 3 Gamma rays 4 All have the same penetrating power

 3 4103

Atoms are composed of 1 Electrons only 2 Protons only 3 Electrons and protons 4 Electrons and nuclei

 1 2637

Un-Answered Questions { Sciences }

How florence flask is used?

480

why sre you used Potassium hydrogen phthalate in standarisation of 1N NaOH and 0.1 N Perchloric Acid?

8899

How many bones does a newly born human infact have?

503

the greatest diversity of animal and plant species occurs in

1734

Where is csf found? What is its function?

620




in sampling of raw material which side is pasted sampled labels

1244

What can you calculate by selecting Born-Haber cycle?

626

Explain the term 'windows'?

505

the least integer n for which the sum 1+3+5+---+(2n+1) exceeds 9999 is

510

what do you know about Retroviral transduction of mouse t lymphocytes ?

1316

What are nucleic acids? What is the historic origin of this name?

600

What is the metal used to extract copper from the solution of copper sulphate?

649

What is the range of uv & vis lamp in spectrophotometer?

674

How has the study of Acoelomates contributed to our understanding of animal evolution and development?

151

How does the intensity of facilitated diffusion vary in relation to the concentration of the moved substance? What is the limiting factor?

487

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