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General Science Questions for Competitive Exams | Test Paper 14

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General Science MCQ Questions For Competitive exams

 

Test Paper 14

Learn General science questions for competitive exams NCERT MCQ  

1) A pushing or pulling of an object is called?

a) Acceleration

b) Force

c) Speed

d) Dragging

b) Force

 

2) The strength of the force is usually expressed by its _____?

a) Direction

b) Drag

c) Force applied

d) Magnitude

d) Magnitude

 

3) Force can bring ___ among the following of an object?

a) Change in the state

b) Change in the appearance

c) Change in the presence

d) Change in the behavior

a) Change in the state

 

4) The unit for force ? 

a) FN

b) Newton

c) Newton per Second

d) All of the above

b) Newton

 

5) Which makes an object move from the rest?

a) Motion

b) Friction

c) Direction Speed

d) Force

d) Force

 

6) Unit of frequency ?

a) Cycle/Second

b) Hz

c) Both

d) None

c) Both

 

7) The force resulting due to the action of muscles is known as ?

a) Body force

b) Behavioral force

c) Muscular force

d) None of the above

c) Muscular force

 

8) Muscular force can be applied only through ?

a) Contact force

b) Contraction force

c) Detachment

d) None

a) Contact force

 

9) Magnetic force is an example of?

a) Contact force

b) Non contact force

c) Friction

d) None

b) Non contact force

 

10) Friction is an example of?

a) Contact force

b) Non contact force

c) Muscular force

d) None of the above

a) Contact force

 

11) The force exerted by a charged body on another charged/uncharged body is known as?

a) Contact force

b) Non contact force

c) Electrostatic force

d) All of the above

c) Electrostatic force

 

12) Every object in the universe exerts a force called?

a) Electromagnetic force

b) Pressure

c) Contact force

d) Gravitational force

d) Gravitational force

 

13) The force acting on a unit area is called as?

a) Pressure

b) Force

c) Friction

d) Motion

a) Pressure

 

14) _____among the following exerts pressure?

a) Liquids

b) Gases

c) Both a and b

d) None

c) Both a and b

 

15) The pressure exerted by the air is called?

a) Gravity

b) Atmospheric pressure

c) Both a and b

d) None

b) Atmospheric pressure

 

16) The substance which reduce the friction are called as?

a) Lubricants

b) Rollers

c) Sliders

d) None

a) Lubricants

 

17) When a body rolls over the surface of another body, the resistance to the motion is called as?

a) Rolling Friction

b) Sliding Friction

c) Both a and b

d) None

a) Rolling Friction

 

18) ____ among the following are fluids?

a) Gases

b) Liquids

c) Oils

d) All of the above

d) All of the above

 

19) The frictional force exerted by fluids are also called as?

a) Drag

b) Slicing

c) Rolling

d) None

a) Drag
Note: Drag is a force acting opposite to the relative motion of any object moving with respect to a surrounding fluid. Drag Force can exist between two fluid layers or a fluid and a solid surface

 

20) ____ among the following increases friction?

a) Tyres

b) Brake pads

c) Both a and b

d) None

c) Both a and b

 

21) Water Vapour present in the atmosphere ?

a) Moisture

b) Humidity

c) Air

d) None

b) Humidity 

 

22) In human beings voice is produced by the?

a) Larynx (Voice box)

b) Vocal Box

c) Both a and b

d) None

a) Larynx (Voice box)

 

23) Units of Pressure ?

a) dyne/cm2

b) Pascal

c) Both

d) None of the above

c) Both

 

24) Sound needs _____ among the following for its propagation?

a) No Medium

b) Speed

c) Vacuum

d) Medium

d) Medium

 

25) Sound cannot travel through _____?

a) Medium

b) Air

c) Vacuum

d) Water

c) Vacuum

 

26) The eardrum sends ____ to the inner ear?

a) Sound

b) Vibrations

c) Both a and b

d) None of the above mentioned

b) Vibrations

 

27) The to and fro motion of an object is called?

a) Oscillatory Motion

b) Acceleration

c) Amplitude

d) Frequency

a) Oscillatory Motion

 

28) The number of Oscillations per second is called as?

a) Amplitude

b) Time period

c) Frequency

d) Vibration Time

c) Frequency

 

29) Frequency is expressed in terms of?

a) Hertz

b) Hertz per Secound

c) Both a and b

d) None

a) Hertz

 

30) ___ among the following are properties of sound?

a) Amplitude

b) Frequency

c) Both a and b

d) None of the above

c) Both a and b

 

31) The loudness of sound of normal breathing is?

a) 10 dB

b) 30 dB

c) 80 dB

d) 50 dB

a) 10 dB

 

32) The frequency determines _____ of a sound.

a) Shrillness

b) Pitch

c) Both a and b

d) None

c) Both a and b

 

33) The sound that are not detected by human beings are called as ___?

a) Audible sounds

b) Inaudible sounds

c) Detective sounds

d)Undetectable sounds

b) Inaudible sounds

 

34) Speed of sound ?

a) Dependent of pressure 

b) Independent of pressure

c) Both a and b

d) None

b) Independent of pressure

 

35) In which of the following material speed of sound is more?

a) Hydrogen

b) Water

c) Plastic Material

d) Air

b) Water

 

36) Intensity of sound ?

a) Dependent of frequency 

b) Independent of frequency 

c) Both

d) None

b) Independent of frequency

 

37) ____ among the following is a good conductor of electricity?

a) Water

b) Iron

c) Both a and b

d) None

c) Both a and b

 

38) LED stands for?

a) Low Electric Diode

b) Light Emitting Diode

c) Least Electric Diode

d) Low Emission Diode

b) Light Emitting Diode

 

39) The process of depositing a layer on material by means of electricity is called as?

a) Electrification

b) Electrolysis

c) Electroplating

d) Electro-pasting

c) Electroplating

 

40) Frequency is measured by ?.

a) Tonometer

b) Multimeter

c) Both

d) None of the above

a) Tonometer

 

41) Pitch of sound ?

a) Dependent of amplitude 

b) Independent of amplitude 

c) Both 

d) None

b) Independent of amplitude

 

42) The device used to test the charge of an object is called?

a) Electroscope

b) Thermometer

c) Spectrometer

d) None

a) Electroscope

 

43) The process of transferring of charge from a charged body to the earth is referred as?

a) Charging

b) Earthing

c) Interfacing

d) Electrifying

b) Earthing

 

44) _____ among the following is a lighting conductor?

a) Copper plate

b) Wood

c) Rubber

d) Plastic

a) Copper plate

 

45) Electric tower is a ____?

a) Lighting conductor

b) Insulator

c) Radiation tool

d) Power Generator

a) Lighting conductor

 

46) ____ among the following is a layer of earth?

a) Crust

b) Mantle

c) Core

d) All of the above

d) All of the above

 

47) The upper layer of earth is called?

a) Crust

b) Mantle

c) core

d) None of the mentioned

a) Crust

 

48) The middle most layer of the earth is called as?

a) Crust

b) Mantle

c) Core

d) None of the above

b) Mantle

 

49) The inner layer of the earth is called?

a) Crust

b) Mantle

c) Core

d) None

c) Core

 

50) Earth surface is divided into ____?

a) Plates

b) Layers

c) Both a and b

d) None

a) Plates

 

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