science
Grade-9
Easy
Question
Mass of protons and neutron is _________ times more than the electrons
- 1500
- 1800
- 1000
- 1600
Hint:
The mass of protons and neutrons is 1800 times higher than the electrons.
The correct answer is: 1800
- The mass of protons and neutrons is approximately the same.
- The electric charge of both is equal in magnitude.
- The mass of protons and neutrons is said to be 1800 times higher than that of electrons.
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