It is known that a neutron exists in a light atomic nucle...
It is known that a neutron exists in a light atomic nucleus. Which of the following also exists in the nucleus?
an electron
a β-particle
an α-particle
a proton
an atom
Correct answer is D
No explanation has been provided for this answer.
The process whereby a substance changes from a solid to liquid when heat is applied, is called? ...
Which of the following with respect to a body performing simple harmonic motion are in phase? ...
When the speed of a car is halved, its kinetic energy is ...
Which of the following materials does not serve as a safety device in electrical circuits? ...
A galvanometer of resistance 20Ω is to be provided with a shunt that 110 of th...