The charge on neutron is_______________?
A. Plus 1.6 x 10-19C B. Zero C. Minus 1.6 x 10-19C D. No definite charge
Physics MCQs with Answers
A particle having the mass of an electron and the charge of a proton is called a______________?
A. Antiproton B. Positron C. Gamma rays D. Photon
Mass of neutron is________________?
A. 1.67 x 10-31 kg B. 1.67 x 10-27 kg C. 9.1 x 10-31 kg D. 1.67 x 10-19 kg
Nuclei having the same mass number but different atomic number are____________?
A. Isotopes B. Isobars C. Isotones D. Isomers
A mass spectrograph (spectrometer) sorts out____________?
A. Molecules B. Ions C. Elements D. Isotopes
Sum of the masses of constituent nucleons as compared to the mass of the resultant nucleus is______________?
A. Smaller B. Greater than 82 C. Same D. Sometimes smaller some times greater
An alpha particle is emitted from 88Ra226. What is the mass and atomic number of the daughter nucleus ?
A. 224 – 84 B. 220 – 80 C. 222 – 86 D. 226 – 87
The unit of radioactivity curie is equal to_________________?
A. 3.74 x 109 disintegration per sec B. 3.70 x 1010 disintegration per sec C. 3.55 x 1010 disintegration per sec D. 3.60 x 1010 disintegration per sec
The unit of radioactivity curie is equal to________________?
A. 3.74 x 109 disintegration per sec B. 3.70 x 1010 disintegration per sec C. 3.55 x 1010 disintegration per sec D. 3.60 x 1010 disintegration per sec
During the fission process a large amount of______________?
A. Heat energy is released B. Nuclear energy is released C. Chemical energy is released D. Light energy is released