M2 Physics Quiz – 10 Random Questions Each Attempt (From 55 Total Questions)

 

Module -2 Physics

Quiz

 

1. Which of the following is an example of a Longitudinal Wave?
   1.   Radio Wave
   2.   Sound Wave
   3.   Light Wave
2. In which medium does sound travel the fastest?
   1.   Air
   2.   Steel
   3.   Water
3. Wave length is?
   1.   distance between crests
   2.   distance from trough to crest
   3.   distance between top and bottom
4. Which law states that force equals mass times acceleration?
   1.   Newton’s First Law
   2.   Newton’s Second Law
   3.   Newton’s Third Law
5. The rate of change of velocity is called?
   1.   Speed
   2.   Momentum
   3.   Acceleration
6. The formula for work done is?
   1.   Power × Time
   2.   Mass × Velocity
   3.   Force × Distance
7. The unit of pressure is?
   1.   Joule
   2.   Pascal
   3.   Ampere
8. What is the kinetic energy of an aircraft of mass of 2 metric tonnes and has a velocity of 2m/s?
   1.   2 kJ
   2.   8 kJ
   3.   4 kJ
9. The number of radians in a semi circle are ?
   1.   π
   2.   2π
   3.   exactly 3
10. Which device is used to measure atmospheric pressure?
    1.   Hygrometer
    2.   Manometer
    3.   Barometer
11. When the temperature of a gas increases at constant volume, pressure?
    1.   Increases
    2.   Decreases
    3.   Remains constant
12. The SI unit of heat energy is?
    
    1.   Watt
    2.   Calorie
    3.   Joule
13. Heat transfer through solids mainly occurs by?
    
    1.   Convection
    2.   Conduction
    3.   Radiation
14. The speed of sound is highest in ?
    1.   Liquids
    2.   Solids
    3.   Gases
15. Which color has the shortest wave length?
    1.   Violet
    2.   Green
    3.   Red
16. Which instrument measures relative humidity?
    1.   Thermometer
    2.   Barometer
    3.   Hygrometer
17. Which gas law states that volume is directly proportional to temperature?
    1.   Boyle’s Law
    2.   Charles’s Law
    3.   Avogadro’s Law
18. Regenerators are used in fibre optic systems to reduce?
    
    1.   attenuation
    2.   dispersion
    3.   random emission
19. The density of water is approximately?
    
    1.   0.1 g/cm³
    2.   10 g/cm³
    3.   1 g/cm³
20. Heat transmission by convection is confined to?
    
    1.   solids and liquids
    2.   gases and solids
    3.   liquids and gases
21. The Steam Point of water is?
    
    1.   0 Kelvin
    2.   273 Kelvin
    3.   373 Kelvin
22. A material capable of going direct from solid to gas is a ?
    
    1.   Substrate
    2.   Substance
    3.   Sublimate
23. A compressor increases ?
    1.   potential energy
    2.   moving energy
    3.   kinetic energy
24. A process where temperature remains the same is known as?
    1.   isobaric
    2.   isothermic
    3.   isochoric
25. The instrument used to measure force is called ?
    1.   Spring balance
    2.   Thermometer
    3.   Barometer
26. A body moving in a circular path is said to have ?
    1.   Uniform motion
    2.   Centripetal acceleration
    3.   Linear velocity
27. The product of mass and velocity is ?
    1.   Energy
    2.   Acceleration
    3.   Momentum
28. Which device converts chemical energy into electrical energy?
    1.   Motor
    2.   Battery
    3.   Generator
29. The SI unit of momentum is?
    1.   J/s
    2.   N·m
    3.   kg·m/s
30. Which of the following has maximum inertia?
    1.   A car
    2.   A truck
    3.   A bicycle
31. The force which opposes twisting deformation is?
    1.   torsion
    2.   strain
    3.   shear
32. A millilitre is equal to ?
    1.   one million litres
    2.   one millionth of a litre
    3.   one thousandth of a litre
33. The gyroscopic principle is based upon?
    1.   Newton’s 2nd Law
    2.   Newton’s 1st Law
    3.   Newton’s 3rd Law
34. The SI unit of density is the?
    1.   kilogram per cubic metre (kg/m3)
    2.   Pascal (Pa)
    3.   cubic metre (m3)
35. Convert 220 gallons to litres?
    1.   1000 litres
    2.   48.4 litres
    3.   500 litres
36. How much lift is produced on a wing can be derived from?
    1.   Charles law
    2.   Faraday's law
    3.   Bernoulli's Theorem
37. A good refrigerant has?
    1.   high condensing pressure, high evaporating temperature
    2.   low condensing pressure, low vaporating temperature
    3.   high condensing pressure, low evaporating temperature
38. Boyle's law states that?
    1.   pressure equals temperature divided by volume
    2.   pressure varies directly with volume
    3.   pressure varies inversely with volume
39. 10 BTU is equivalent to?
    1.   63,560 Joules
    2.   10,550 Joules
    3.   570 Joules
40. A wave in which the vibrations are parallel to, or along, the direction of travel is a?
    1.   Upright Wave
    2.   Longitudinal Wave
    3.   Transverse Wave
41. Increasing the Amplitude of a sound wave increases its?
    1.   moment
    2.   loudness
    3.   pitch
42. Quality of sound is dependant on?
    1.   medium it is traveling through
    2.   number and pitch of harmonics
    3.   frequency of the supply
43. The speed of sound in air at 0 °C is approximately?
    1.   181 m/s
    2.   3 * 108 m/s
    3.   331 m/s
44. A Concave mirror is used in?
    1.   headlights
    2.   a periscope
    3.   a rear view mirror
45. The light gathering power of a lens is indicated by its?
    1.   material
    2.   focal ratio
    3.   thickness of the lens
46. Lasers use which source of light?
    1.   Coherent
    2.   Refraction
    3.   Scattered
47. The power of a lens is measured in?
    1.   Lumens per Watt
    2.   Watts
    3.   Diopters
48. The refractive index for air is approximately?
    1.   10
    2.   1
    3.   0
49. The power of a lens is calculated from the?
    1.   focal length squared
    2.   product of the focal length and its distance from the pole
    3.   reciprocal of the focal length
50. The fibre optic receiver is a?
    1.   photodiode
    2.   laser diode
    3.   light emitting diode
51. What will the image produced through a divergent lens be?
    1.   Negative
    2.   Real
    3.   Virtual
52. Temperature is a measure of ?
    1.   the amount of vibration of molecules
    2.   the heat energy of particles
    3.   the amount of friction produced by two mating surfaces

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M-2 Physics Final Practice Test [52 Question and 65 Minutes]

Module 02. Physics

Final Practice Test

  

 

1. An atom with 5 free electrons is said to be ?
   1.   trivalent
   2.   covalent
   3.   pentavalet
2. Oxygen has a valency of ?
   1.   6
   2.   2
   3.   8
3. An isotope of an element will have more/less _________ than usual?
   1.   protons
   2.   neutrons
   3.   electrons
4. Which of the following is an example of a Longitudinal Wave ?
   1.   Sound Wave
   2.   Radio Wave
   3.   Light Wave
5. Which has the most effect on the speed of sound in air?
   1.   Frequency
   2.   Wavelength
   3.   Temperature
6. In which medium does sound travel the fastest?
   1.   Air
   2.   Steel
   3.   Water
7. Wavelength is ?
   1.   distance between top and bottom
   2.   distance between crests
   3.   distance from trough to crest
8. The speed of sound in dry air is 331 m/s. In a solid the speed would ?
   1.   decrease
   2.   increase
   3.   stay the same
9. Intensity of sound waves?
   1.   vary directly as per distance from source
   2.   is not affected by distance
   3.   varies inversely as the square of distance from source
10. Quality of sound is dependant on ?
    1.   number and pitch of harmonics
    2.   medium it is traveling through
    3.   frequency of the supply
11. The first overtone of a sound wave is the ?
    1.   2nd harmonic
    2.   fundamental frequency
    3.   1st harmonic
12. Particles vibrating in air?
    1.   tend to give off heat
    2.   produce waves
    3.   tend to give off light
13. The speed of sound in air at 0 °C is approximately ?
    1.   181 m/s
    2.   3 * 108 m/s
    3.   331 m/s
14. A Concave mirror is used in ?
    1.   a rear view mirror
    2.   a periscope
    3.   headlights
15. The light gathering power of a lens is indicated by its ?
    1.   thickness of the lens
    2.   focal ratio
    3.   material
16. The amount of light emitted by a lamp can be measured in ?
    1.   luxors
    2.   lumens
    3.   candle's
17. A passive sensor ?
    1.   requires power for the transmitter
    2.   requires power for the sensor
    3.   does not require power
18. When an emergent light wave enters a divergent lens?
    1.   it is s spherical
    2.   it will focus behind the lens
    3.   it will focus beyond the lens
19. The fibre optic receiver is a ?
    1.   light emitting diode
    2.   laser diode
    3.   photodiode
20. A material, which has a varying refractive index is a ?
    1.   single index
    2.   step index
    3.   double index
21. How far will light travel in one year ?
    1.   9.46 * 1015 m
    2.   1.5 * 1011 m
    3.   3 * 1015 m
22. Regenerators are used in fibre optic systems to reduce ?
    1.   dispersion
    2.   random emission
    3.   attenuation
23. Heat transmission by convection is confined to?
    1.   gases and solids
    2.   liquids and gases
    3.   solids and liquids
24. The Steam Point of water is ?
    1.   373 Kelvin
    2.   0 Kelvin
    3.   273 Kelvin
25. Combined gas law relates volume, pressure and?
    1.   velocity
    2.   density
    3.   temperature
26. What is meant by adiabatic ?
    1.   Some heat crosses the boundary
    2.   No heat crosses the boundary
    3.   All heat crosses the boundary
27. A process where heat is given off to its surroundings is calle ?
    1.   isothermal
    2.   adiabatic
    3.   isobaric
28. A compressor increases ?
    1.   moving energy
    2.   kinetic energy
    3.   potential energy
29. A process where pressure does not change is known as?
    1.   isobaric
    2.   isothermic
    3.   isochoric
30. A process where volume does not change is?
    1.   isothermic
    2.   isobaric
    3.   isochoric
31. Convection does not occur in ?
    1.   liquids
    2.   solids
    3.   gas
32. Boyle's law states that?
    1.   pressure equals temperature divided by volume
    2.   pressure varies directly with volume
    3.   pressure varies inversely with volume
33. Charles' Law states that ?
    1.   volume varies directly with temperature
    2.   volume equals pressure * temperature
    3.   volume varies inversely with temperature
34. The heat required to change a solid to a liquid is called the heat of ?
    1.   vapourisation
    2.   condensation
    3.   fusion
35. How is heat transferred in a vacuum ?
    1.   Convection
    2.   Radiation
    3.   Conduction
36. What is the SI units for specific heat capacity ?
    1.   Jkg-1k-1
    2.   J/S/C
    3.   J/ kg
37. What is 100 Degrees Centigrade in Fahrenheit ?
    1.   212 Degrees
    2.   148 Degrees
    3.   30 Degrees
38. Dew point is ?
    1.   the temperature at which condensation actually occurs
    2.   the temperature above which condensation occurs
    3.   the temperature below which condensation occurs
39. The percentage of nitrogen in air is approximately ?
    1.   0.21
    2.   0.78
    3.   0.62
40. What is 1 btu/lb in joules per kilogram ?
    1.   9.18 j/kg
    2.   4128 j/kg
    3.   2326 j/kg
41. 1 BTU equals ?
    1.   1055 Joules
    2.   1055 Calorie
    3.   1055 kJ
42. 1 calorie is equal to ?
    1.   400 J
    2.   4 J
    3.   40 J
43. Relative density is ?
    1.   density of water x density of medium
    2.   density of water/density of medium
    3.   density of medium/density of water
44. The gyroscopic principle is based upon ?
    1.   Newton’s 1st Law
    2.   Newton’s 2nd Law
    3.   Newton’s 3rd Law
45. Power is the rate of doing work, It is measured in ?
    1.   Joules * Seconds
    2.   Joules/Seconds
    3.   Watts/Seconds
46. The SI unit for work is the ?
    1.   Horsepower
    2.   Watt
    3.   Joule
47. An object accelerating down a slope would gain kinetic energy ?
    1.   equal to the potential energy lost
    2.   greater than the potential energy lost
    3.   less than the potential energy lost
48. What is the ratio of load to effort called ?
    1.   Velocity ratio
    2.   Mechanical advantage
    3.   Mechanical ratio
49. Which of Newton's laws relates to the formula: Force = mass * acceleration ?
    1.   3rd
    2.   1st
    3.   2nd
50. An aircraft travels at 500 km/hr for 30 minutes at steady speed. How far does it move in that time ?
    1.   500 km
    2.   1000 km
    3.   250 km
51. What is the rate of gravity ?
    1.   9.81 m/s2
    2.   0.981 m/s2
    3.   12.7 m/s2
52. A Scalar quantity has ?
    1.   sense, magnitude and direction
    2.   magnitude only
    3.   sense and direction

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