The phenomenon of radioactivity was discovered by___________________?

Related Mcqs:

Isotopes of an element have the same__________________?

A. Number of neutrons B. Mass number C. Electronic configuration D. Atomic weight...

Heavy water used in the nuclear reactors to slow down the speed of neutrons is __________________?

A. Highly purified water B. A compound of oxygen and deuterium C. Water having dissolved salts of heavy metals D. None of these...

The main ore of uranium is ______________________?

A. Pitchblende B. Monazite sand C. Cassiterite D. Chalcopyrite...

Molten sodium is used as a coolant in a fast breeder reactor, because of its_________________?

A. Excellent moderating properties B. Neutron breeding capability C. Faster heat removal capability from the core D. Capability to increase the reaction rate in the core...

Out of the following, nucleus of _____________ atom contains the largest number of neutrons?

A. U-235 B. U-238 C. U-239 D. Pu-239...