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12th Class Physics
Short Questions Preparation
Start Chapter 21 Preparation
12th Class Physics Chapter Wise Preparation
Online Short Questions For Chapter 10 "ICS Part 2 Physics Chapter 21 Short Questions Preparation "
Try The Short Questions For ICS Part 2 Physics Chapter 21 Short Questions Preparation
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Total Questions10
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Available Sets5
Physics - ICS Part 2 Physics Chapter 21 Short Questions Preparation
Question # 1
What do you mean by critical mass and critical volume?
- Ans 1: The mass of uranium in which one neutron out of all neutron out of all neutron produced in one fission reaction produces further fission reaction is called critical mass.
ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 1
Question # 1
What do you mean by critical mass and critical volume?
- Ans 1: The mass of uranium in which one neutron out of all neutron out of all neutron produced in one fission reaction produces further fission reaction is called critical mass.
ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 2
Question # 1
What are isotopes?What do you have in common?
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Ans 1: Isotopes are such nuclei of an element that have the same charge number Z but have different mass number A.It means ,in the nucleus the number of protons is the same but the number of neutrons is different.
ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 3
Question # 1
Define Hadrons and Leptons.
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Ans 1: Hadrons: These are not elementary particle,They are composed of other elementary particle called quarks.The example of hadrons are protons,neutrons,mesons etc,They experience strong nuclear force.Laptons: The are elementary particles.They do not experience strong nuclear force,The example of laptons are electrons .muons and neutrinos etc.
ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 4
Question # 1
Protons and neutron are formed by what types of quarks?
- Ans 1: Protons is formed by two up and one down quarks.Neutron is formed by two down and one up quarks.
ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 5
Question # 1
Differentiate between parent and daughter element.
- Ans 1: The change of an element into a new element due to emission of radiation is called radioactive decay.The original atom is called parent element and the element formed due to this decay is called daughter element.
