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11th Class Chapter 6 Physics Short Questions

An important facility for 11th class students preparing for short questions physics 11th class chapter 6 of BISE. Get hundreds of questions to prepare and get better marks in 11th physics
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Question: 1
State and explain equatio of continuity.
Answer: 1
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Question: 2
How swing produced in a tennis ball?
Answer: 2
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Question: 3
Define fluid dynamics.
Answer: 3
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"Those substance which cna flow from one point to the othe rare called fluid" For example; Liquids and gawes.
Question: 4
Explain what do you understandby viscosity.
Answer: 4
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VISCOSITY: "The frictional effect between different layers of the flowing fluid is described in terms of viscositof fluid".
Viscosity measures how much force is requied to slide one layer of liquid over another layer. Substance that do not flow easily, such as thick tar and boney etc have large co-efficient of viscosities.
Question: 5
What is fluid flow? What is the differene between stream line and turbulen flow.
Answer: 5
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Fluid flow:
i- Streamline flow
ii- Turbulent flow
Question: 6
Differntate between Laminar flow and Turbulent Flow
Answer: 6
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Question: 7
What is an ideal fluid?
Answer: 7
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Question: 8
What is meant ny drage force? what are the factors upon which drag force acting upon a small sphere of radius r moving downt through a liquid, depend?
Answer: 8
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Question: 9
Why fog droplests appear to be suspended in air?
Answer: 9
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Question: 10
Explain what do you understand by the term viscotity.
Answer: 10
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Question: 11
State Stolke's law .What are its limation?
Answer: 11
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Question: 12
How a dynamic lift is produced in a aeroplane?
Answer: 12
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Question: 13
State the Beroulli's relation of a liquid in motion and describe some of its application
Answer: 13
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11th Class Physics Chapters Short Questions