Online Test Information

Top Scorers Of Physics ECAT Pre Engineering Chapter 21 Nuclear Physics MCQ`s Test

Sr.#	Question	Answer
1	Hydrogen atom with only one proton and one neutron in its nucleus, and one electron, is called	A. deuterium B. protium C. tritium D. none of these
2	Neutrons are	A. positive charge B. negatively charged C. massless D. neutral
3	Radium was discovered by:	A. Becquerel B. Marie curie C. Pierre curie D. Rutherford
4	Beta particles are	A. hydrogen nuclei B. helium nuclei C. electrons D. photons
5	For an atom having atomic number 'Z' and atomic weight 'A', the number of neutrons in the nucleous is	A. A - Z B. A C. Z D. A + Z
6	Neutron was suggested to be in the nucleus by:	A. Rutherford in 1920 B. Bohar in 1913 C. Dirac in 1928 D. Anderson in 1932
7	The number of isotopes of hydrogen are	A. 2 B. 1 C. 3 D. 4
8	During the nuclear changes, the law/s of conservation that hold/s are that of:	A. Charge B. energy C. Momentum D. Mass
9	The emission of radiations take place in elements, having charge number greater than	A. 109 B. 82 C. 69 D. 52
10	Hydrogen atom with only one proton in its nucleus, and one electron in its orbit is called	A. deuteron B. deterium C. protium D. tritium