Physics Short Questions Guess Paper 9th Class 2014

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Physics Short Questions Guess Paper 9th Class 2014

  • Can we use a hydrometer to measure the density of milk
  • Define and explain the term Strain
  • Define atomic physics and nuclear physics
  • Define axis of rotation of a body
  • Define centre of gravity
  • Define centre of mass
  • Define centripetal acceleration
  • Define chemical energy
  • Define coefficient of linear expansion
  • Define coefficient of thermal conductivity
  • Define conductors. Give example
  • Define Convection
  • Define Density
  • Define density. What is its SI UNIT?
  • Define derived quantities and write the name of two derived quantities
  • Define electric energy with two examples
  • Define equilibrium. Explain with examples
  • Define evaporation
  • Define Fahrenheit scale and Kelvin scale
  • Define force in term of momentum
  • Define gravitational field
  • Define heat capacity
  • Define Hooks’ law and write its equation
  • Define Joule
  • Define Kinetic energy and write equation
  • Define Latent heat of fusion
  • Define latent heat of vaporization
  • Define least count
  • Define lower and upper fixed points
  • Define mass of earth
  • Define mechanical energy and give two examples
  • Define motion with an example
  • Define Neutral Equilibrium
  • Define plasma
  • Define potential energy and write it formula
  • Define radiation
  • Define resolution of forces and its rectangular components
  • Define rest and motion
  • Define Resultant vector
  • Define Rigid Body
  • Define scalars and vectors. How vectors can be represented graphically?
  • Define second condition of equilibrium
  • Define Solar Cells
  • Define specific heat. In which units it is measured
  • Define static friction
  • Define strain and write its equation
  • Define Stress
  • Define tensile strain. Why it has no, unit
  • Define the term heat
  • Define the terms heat and temperature
  • Define thermal expansion
  • Define thermometer
  • Define torque and write its unit
  • Define translator motion
  • Define two types of motion
  • Define uniform speeds
  • Define vector and write the name of two vector quantities
  • Define vibratory motion with two examples
  • Define work and write its equation
  • Derive mathematical relation for 2″ law of motion
  • Describe Fahrenheit scale
  • Describe relation of radiation of heat and surface area
  • Describe two ways to reduce friction
  • Determine volume of an irregular shaped object using a measuring cylinder
  • Differentiate between electronic balance and physical balance
  • Differentiate between mass and weight
  • Differentiate between mechanical stop watch and digital stop watch
  • Differentiate between non-renewable and renewable sources of energy
  • Differentiate between positive and negative acceleration
  • Differentiate between rest and motion
  • Differentiate between speed and velocity
  • Differentiate between transitory
  • Does spirit and water evaporate at the same rate?
  • Explain briefly measuring tape
  • Explain Head-to-tail rule for addition of vector/forces
  • Explain mass energy equation
  • Explain the behavior of solids on the basis of kinetic molecular model of matter
  • Explain the impact of green house effect in global warming
  • Explain the impact of greenhouse effect in global warming
  • Find the magnitude of x-components F, of the force ‘F’ acting parallel to y-axis
  • Give an example of a moving body which is in equilibrium
  • Give some examples of convection
  • Give the relationship for volume expansion of liquid
  • How can .Ave find the magnitude of a vector from rectangular components?
  • How can we find mass of moon?
  • How can you find the efficiency of a system?
  • How can you relate a force with the change of momentum of a body?
  • How can you say that gravitational force is a field force?
  • How head-to-tail rule helps to find the resultant of forces
  • How is a vector represented?
  • How is precision related to the significant figures in a measured quantity?
  • How many mass measuring balance is use?
  • How many ways of transfer of heart
  • How temperature determines the direction of flow of heat
  • How the mass of Earth can be determined
  • How value of “g” can be finding
  • How various surfaces can be compared by a Leslie Cube?
  • How will you find out that mass of a body remain uniform very here
  • Identify and explain limitations of measuring instruments such as meter rule
  • In What pan we place the object of a Physical balance
  • Name five prefixes most commonly used
  • Name the five devices that convert electrical energy into mechanical energy
  • Normal human body temperature is 98.6°F. Convert it into Celsius scale and Kelvin scale
  • Now Newton’s law of gravitation helps it understanding the motion of satellite
  • On what factors does work depend upon?
  • On what factors pressure of a liquid depends
  • On what factors rate of emission and absorption of heat from a body depends
  • On what factors the orbital speed of a satellite depends
  • Sate the principle of floatation
  • State Archimedes principal
  • State law of inertia
  • State second law of motion
  • State the law of conservation of momentum. Explain with examples
  • Upon what factors the orbital speed of a satellite depend
  • Wet clothes dry up quickly when spread. Why
  • What are artificial satellites?
  • What are factors on which linear thermal expansion depends?
  • What are free electrons?
  • What are insulators? Give examples
  • What are prefixes? Give some examples measurements in which prefixes are used to express them
  • What are the applications of Pascal’s law?
  • What are the parameters of equations of motion?
  • What are thermals? How gliders use thermals to stay in air
  • What are various forms of energy?
  • What causes a glider to remain in air?
  • What did you mean by line of Action of a force and moment Arm?
  • What do you know about global positioning system?
  • What do you know about momentum?
  • What do you know about variable velocity?
  • What do you mean by ‘resolution of vectors?
  • What do you mean by distance and displacement?
  • What do you mean by inter conversion of energy
  • What do you mean by linear expansion?
  • What do you mean by neutral equilibrium?
  • What do you mean by resultant forces?
  • What do you mean by the pitch of Screw Guage
  • What do you mean thermal conductivity or rate flow of heat?
  • What does it happen the atmospheric pressure at a place falls suddenly
  • What is a “Barometer?”
  • What is a field force?
  • What is a greenhouse?
  • What is a measuring cylinder?
  • What is a plumb line? What is the use of it
  • What is a satellite?
  • What is absolute zero
  • What is an acid meter?
  • What is atmospheric pressure? Explain. Why it decreases as we go up
  • What is Bio Mass?
  • What is centripetal force?
  • What is chemical energy? How do we use chemical energy in different forms?
  • What is coefficient of friction?
  • What is difference between axis of rotation and point of rotation?
  • What is gravitational acceleration?
  • What is head to tail rule
  • What is heat capacity?
  • What is Hook’s law? What is meant by elastic limit?
  • What is least count of vernier calipers? How can it be calculated?
  • What is meant by absolute zero?
  • What is meant by anomalous expanse ion of water?
  • What is meant by centrifuge?
  • What is meant by convection currents
  • What is meant by elastic limit?
  • What is meant by infrared and ultraviolet?
  • What is meant by land breeze?
  • What is meant by least count of any instrument?
  • What is meant by lower and upper fixed points in a thermometer?
  • What is meant by multiples and sub-multiples?
  • What is meant by non-renewable sources of light?
  • What is meant by power? Write down unit
  • What is meant by scientific notation? Give examples
  • What is meant by significant figures of a measurement?
  • What is meant by thermometric substance?
  • What is power?
  • What is rigid body?
  • What is soil erosion?
  • What is stop watch and how it is useful in measuring short interval of time
  • What is the difference between Action and Reaction?
  • What is the difference between sliding friction and rolling friction?
  • What is the direction of motion of the body moving in a circle?
  • What is the effect of length of the solid on thermal conductivity?
  • What is the effect of mass of a freely falling body on the gravitational acceleration?
  • What is the effect of temperature on evaporation?
  • What is the importance of law of conservation of momentum?
  • What is the law of Inertia?
  • What is the principle of flight of rockets and jet engines?
  • What is the used of meter rod
  • What is thermal conductivity?
  • What is unit of power? Also define that unit of power
  • What is up thrust? Give an example
  • What is using of clinical thermometer write its range?
  • What is velocity of Ceo-Stationery relative to earth?
  • What k meant by rest and motion
  • What make a sucker pressed on a smooth wall sticks to it
  • What role SI units have played h the development of Science
  • What will be the temperature on Kelvin scale of temperature when it is 20°C on Celsius Scale?
  • What will be the tension in a rope that is pulled from its ends by two opposite forces 100 N EACH?
  • When distance time graph is a straight line, what information does it provide?
  • When does a force work? Explain
  • Where is the centre of gravity of uniform square and uniform triangular sheets?
  • Why are sauce-pans made of metals?
  • Why do large numbers of slots are made in radiators
  • Why do we need to measure extremely small intervals of time?
  • Why does a piece of stone sink in water but a ship with a huge weight floats?
  • Why does atmospheric pressure vary with height?
  • Why fossil fuels are called non – reins able form of energy
  • Why gaps are left in railway tracks
  • Why is the use of Correction necessary in a measuring instrument?
  • Why is the use of zero error necessary in a measuring Instrument?
  • Why is the value of ‘g’ different at different places?
  • Why law of gravitation is important for us
  • Why moon is called Natural Satellite
  • Why rolling friction is less than sliding friction
  • Why the base of a vehicle is made wide
  • Why the height of vehicles is kept as low as possible
  • Why the recoil of the gun is smaller than the velocity of the bullet
  • Why vector quantities cannot be added and subtracted like scalar quantities
  • With what force an apple weighing in attracts the earth
  • Write a note on a lever balance
  • Write a note on Hydraulic brake
  • Write a principle of moments
  • Write down advantages of Friction
  • Write down some main forms of energy
  • Write down the difference between negative and positive acceleration
  • Write down the importance of evaporation
  • Write equation for heat thermal conductivity
  • Write four examples of vectors
  • Write methods of reducing force of friction
  • Write note on Banking of roads
  • Write the advantage of banking of the road
  • Write the names of any four forms of energy
  • Write the names of four derived units
  • Write the numbers given below in scientific notation
  • Write the scales of a temperature
  • Write two advantages and two disadvantages of friction
  • Write two methods to reduce friction
Physics Short Questions Guess Paper 9th Class 2014 Can we use a hydrometer to measure the density of milk Define and explain the term Strain Define atomic physics and nuclear physics Define axis of rotation of a body Define centre of gravity Define centre of mass Define centripetal acceleration Define…

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  1. Nice for our education:-)O:-):-):-):-):-)

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