Nuclear fission

The isotopes of uranium is ______ & ________.

• uranium 238 & uranium 235

• uranium 240 & uranium 245

• uranium 19 & uranium 210

• none of these

German scientist _______ discovered the breaking up the nucleus of uranium 235 into two parts.

• Otto Hahn

• Einstein

• Thomson

• None of these

Process of declination of energy is called ----------.

• Fission

• Supernova

• Gaint

• None of these

In the process of nuclear fission, uranium absorbs ______.

• proton

• electron

• neutron

• none of these

The trigger process of nuclear fission is the formation of _____.

• U235

• U236

• U237

• none of these

Radioactive nuclei occurs ______ & emits radioactive radiation.

• Artificially

• Naturally

• Man made

• None of these

Isotopes of uranium are _____ & ______.

• U 238 & U235

• U232 & U234

• U242 & U236

• None of these

_______ process makes unstable uranium to stable lead.

• Decay

• Disintegration

• Thermal changes

• Power loss

Disintegration process of uranium radiates energy in the range of _______MeV.

• 0 - 5

• 1 - 5

• 2 - 5

• 3 - 5

Process in which heavy nucleus is bombarded with neutro ( is split into two equal masses) & produces nearly equal masses with huge amount of energy, this process is nuclear_______.

• Fusion

• Fission

• Mass defect

• Binding energy