__9__^{th} Class Guess Paper of Physics 2021

__9__

^{th}Class Guess Paper of Physics 2021

#### 9th Class Physics Guess Paper For 2021 All Short Question, Long Question and Numerical For 2021

__Short Question__

__Short Question__

**Define Physics?****What is meant by least count of Vernier calipers?****Write the unit of current and Temperature****Write the unit Speed , Acceleration Pressure, Force,****Define Significant Figures with example?****Define Acceleration with its formula?****Define prefixes with the help of example?****What is gravitational acceleration? Write its Value****Define Scientific notation with example?****Define the term position?****Write the difference between scalars and vectors?****Define Force?****Define Momentum with its formula?****Define Rigid Body?****Define Center of gravity?****Define Velocity with its Formula?****Define Newton?****Define inertia?****Define Rolling Friction?****Define coefficient of friction?****Write any two methods of reducing Friction?****Define moment arm?****What is meant by equilibrium?****Define Power with its formula?****Define Efficiency with its formula?****Define gravitational potential energy?****Define watt?****What are artificial satellites?****What is the Value of G?****Define Density with its Formula?****Define Second condition of equilibrium?****Define Torque with its Formula?****What is Head to tail Rule?****Define Elasticity?****What is stress? Write its formula?****Define Radiation?****Define Hooks Law?****What is Pascal law?****Define Pressure with its Formula?****Application of Pascal’s law****Define Heat and Temperature****Define Heat Capacity?****What is latent heat of vaporization?****Define Conduction of heat?****Define land breeze and sea breeze.**

__Long Question__

__Long Question__

**Second Equation of motion with the help of diagram.****Relationship between force and momentum?****Newton third law of motion with the help of examples.****Define and Explain Law of conservation of Momentum?****Define Centripetal force. Derive its Formula. Give Example****Define and Explain First Condition of Equilibrium?****Define and explain Resolution of Forces****Calculate Mass of Earth****What are Artificial Satellite Calculate the motion of artificial satellites****Define Kinetic Energy. Derive its formula?****Define Young Modulus. Derive its formula?****Linear and Volume thermal expansion?**

__Numerical__

__Numerical__

**Chapter 2) 2.1, 2.3, 2.5, 2.6**

**Chapter 3) 3.5, 3.8, 3.9, 3.10**

**Chapter 4) 4.4, 4.5, 4.6, 4.7 **

**Chapter 5) 5.1, 5.3, 5.7, 5.9**

**Chapter 6) 6.1, 6.2, 6.3, 6.9 **

**Chapter 7) 7.1, 7.5, 7.6, 7.12**

**Chapter 8) 8.3, 8.4, 8.7 **

**Chapter 9) None**

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