Related Questions

Is a negatively charged particle present in an atom.
A Proton
B Neutron
C Electron
D None of the above
If the size of the nucleus of an atom is compared with a cricket ball, then the radius of the atom is approximately equal to how many kilometres?
A 0.5
B 0.005
C 0.05
D 5
The fundamental particles present in the nucleus of an atom are
A Electron, proton
B Proton, neutron
C Neutron, electron
D Neutron, positron
Each of the following problem has a question and two statements which are labeled 1. and. Use the data given in 1. and 2. to decide whether the statements are sufficient to answer the question.Select one of the following . a.Statements (1) ALONE is sufficient,but (2) ALONE is not sufficient. b.Statements (2) ALONE is sufficient,but (1) ALONE is not sufficient. c. Both statement TOGETHER are sufficient but statement alone is sufficient . A fly crawls around the outside of a circle once.A second fly crawls around the outside of a square once.Which fly travels further ? (1) The diagonal of the square is equal to the diagonal of the circle.(2) The fly crawling around the circle took more time to complete has journey than the fly cawing around the square.
A A
B B
C C
D D
If Bashar can run around a ground four times in 20 minutes and Rahim can run around the same ground three times in 12 minutes, who can run around that ground more times in an hour, and how many times more can he run around ?
A Bashar, three times more
B Rahim , three times more
C They both go around 12 times
D Bashar, eight times more
The nucleus of an atom consists of
A electrons and neutrons
B electrons and protons
C protons and neutrons
D All of the above
Who suggested that most of the mass of the atom is located in the nucleus?
A Thompson
B Bohr
C Rutherford
D Einstein
The nucleus of a hydrogen atom consists of
A 1 proton only
B 1 proton + 2 neutron
C 1 neutron only
D 1 electron only
The nucleus of the copper atom contains how many protons?
A 1
B 4
C 18
D 29
E None of the above
The ratio of volume of an atom to that of its nucleus is
A 1012
B 10-12
C 10-8
D 108

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