Question : In 1932, who discovered the positron, a particle described as "carrying a positive charge but having a mass of the same order of magnitude as that normally possessed by a free negative electron"?
Option 1: Niels Bohr
Option 2: Paul Dirac
Option 3: Ernest Rutherford
Option 4: Carl D. Anderson
Correct Answer: Carl D. Anderson
Solution : The correct answer is Carl D. Anderson.
In 1932, Carl D. Anderson discovered the positron, a particle described as "carrying a positive charge but having a mass of the same order of magnitude as that normally possessed by a free negative electron". This groundbreaking discovery earned Anderson the Nobel Prize in Physics in 1936.
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Question : Which scientist got the particle name for 'mesotron' changed to 'meson'?
Option 1: Hans Adolf Krebs
Option 2: Carl David Anderson
Option 3: Dr. Homi Jehangir Bhabha
Option 4: Willian Buehler
Question : Who co-invented the device called Cyclotron in 1934 along with Ernest Lawrence to investigate the nuclear structure?
Option 1: Joseph John Thomson
Option 2: Ernest Rutherford
Option 3: Milton Stanley Livingston
Option 4: Enrico Fermi
Question : In 1928, which equation was derived and combined quantum theory and special relativity to describe the behaviour of an electron moving at a relativistic speed?
Option 1: Bernoulli's equation
Option 2: Lorentz equation
Option 3: Helmholtz equation
Option 4: Dirac equation
Question : Name the physicist who was awarded Nobel prize for Quantum Theory in 1918.
Option 1: Max Puluak
Option 2: Niels Bohr
Option 3: Max Planck
Option 4: Burry
Question : The subatomic particle that does not have any electric charge is a/an_______.
Option 1: Electron
Option 2: Proton
Option 3: Neutron
Option 4: All options are correct
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