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LRA 211 Actual Expected Questions and Answers 2024 with complete solution
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LRA 211 Actual Expected Questions and Answers 2024 with complete solution
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LRA 211 Actual Expected Questions and Answers 2024 with complete solutionLRA 211 Actual Expected Questions and Answers 2024 with complete solution
The three fundamental particles of the atom are the Ans- proton, neutron, electron
The atomic nucleus contains Ans- protons and neutrons
The component of the nucleus that has a positive charge and mass is the Ans- protons
The component of the nucleus that has mass but no electrical charge is the Ans- Neutron
If an atom has more electrons than protons, it will Ans- Negative When an atom becomes negatively or positively charged it is usually due to a change in the number of Ans- Electrons
A negative ion is Ans- has more electrons than pr
A positive ion is Ans- has more protons than electrons
If a particle strikes a nucleus with the same amount of energy as the atom's nuclear binding energy Ans- it can split the atom
The electrons stay in orbit around the nucleus because of
Ans- Protons
The electron binding energy is stronger when Ans- Closer to the nucleas
The electron shell closest to the nucleus is lettered Ans- K Electromagnetic radiation Ans- has no mass
What kind of disturbance does electromagnetic radiation NOT cause? Ans- mechanical
Which of the following is not part of the electromagnetic spectrum? Ans- Radio waves
When considering the wave properties of electromagnetic radiation, the distance from the peak of one wave to the next is Ans- Wavelength
As the wave's frequency increases, the wavelength Ans- Decreases
As a wave's wavelength increases, its frequency Ans- its frequency increases
Wavelength is generally measured in Ans- meters
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