UPCATET Entrance Exam Question Paper

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41. A Mirage Occurs Because Of [/su_accordion]
⚪Reflection By Hot Ground
⚪Diffraction Of Light
⚪Total Internal Reflection By Layers Of Air
⚪Interference Of Light
[su_spoiler title=”Answer”]total Internal Reflection By Layers Of Air[/su_spoiler] [su_accordion]

42. When A Vibrating Tuning Fork Is Placed On A Table A Loud Sound Is Heard. This Is Due To : [/su_accordion]
⚪Refraction
⚪Damped Vibrations
⚪Forced Vibrations
⚪Reflection
[su_spoiler title=”Answer”]forced Vibrations[/su_spoiler] [su_accordion]

43. Water Pipes In Hilly Areas Often Burst On A Cold Frosty Night Because [/su_accordion]
⚪The Material Of Which Pipes Are Made Contracts Due To Cold And So Breaks
⚪Water In The Pipes Freezes And On Freezing Water Expands So Pipes Break
⚪Frost Makes The Pipes Rusty So They Break
⚪None Of These
[su_spoiler title=”Answer”]water In The Pipes Freezes And On Freezing Water Expands So Pipes Break[/su_spoiler] [su_accordion]

44. A Dynamo Is A Device Which [/su_accordion]
⚪Creates Electrical Energy
⚪Converts Electrical Energy Into Mechanical Energy
⚪Converts Mechanical Energy Into Electrical Energy
⚪ Creates Mechanical Energy
[su_spoiler title=”Answer”]converts Mechanical Energy Into Electrical Energy[/su_spoiler] [su_accordion]

45. Which One Of The Following Has The Highest Value Of Specific Heat? [/su_accordion]
⚪Water
⚪Glass
⚪Copper
⚪Lead
[su_spoiler title=”Answer”]Water[/su_spoiler] [su_accordion]

46. The Velocity Of Heat Radiation In Vacuum Is [/su_accordion]
⚪Less Than That Of Light
⚪Greater Than That Of Light
⚪Equal To That Of Light
⚪Equal To That Of Sound
[su_spoiler title=”Answer”]Equal To That Of Light[/su_spoiler] [su_accordion]

47. What Should A Person On A Freely Rotating Turn Table Do To Decrease His (Angular) Speed ? [/su_accordion]
⚪Bring His Hands Together
⚪Spread His Hands Outwards
⚪Raise His Hands Up
⚪Sit Down With Raised Hands
[su_spoiler title=”Answer”]Spread His Hands Outwards[/su_spoiler] [su_accordion]

48. Negative Feedback In Amplifiers [/su_accordion]
⚪Decreases Bandwidth And Increases Noise
⚪Increases Bandwidth And Decreases Noise
⚪Decreases Bandwidth And Decreases Noise
⚪Increases Bandwidth And Increases Noise
[su_spoiler title=”Answer”]increases Bandwidth And Decreases Noise[/su_spoiler] [su_accordion]

49. The Velocity Of Sound Is More Of [/su_accordion]
⚪Water
⚪Air
⚪ Wood
⚪Steel
[su_spoiler title=”Answer”]steel[/su_spoiler] [su_accordion]

50. Damp Clothes Are Dried In Spin Dryers By The Action Of [/su_accordion]
⚪Non Central Forces
⚪Central Forces
⚪Centrifugal Forces
⚪Centripetal Forces
[su_spoiler title=”Answer”]centrifugal Forces[/su_spoiler] [su_accordion]

51. Name The Process Of Production Of Energy In The Sun [/su_accordion]
⚪Radioactivity
⚪Nuclear Fission
⚪Nuclear Fusion
⚪Ionization
[su_spoiler title=”Answer”]Nuclear Fusion[/su_spoiler] [su_accordion]

52. The Sound Having A Frequency Of 20 Hertz To 20000 Hertz Are Known As [/su_accordion]
⚪Audible Sounds
⚪Ultrasonic’s
⚪Infrasonic
⚪Mega Sonics
[su_spoiler title=”Answer”]Audible Sounds[/su_spoiler] [su_accordion]

53. The Time Period Of A Pendulum When Taken To The Moon Would [/su_accordion]
⚪Decrease
⚪Become Zero
⚪Increase
⚪Remain The Same
[su_spoiler title=”Answer”]increase[/su_spoiler] [su_accordion]

54. Bolometer Is Used To Measure [/su_accordion]
⚪Temperature
⚪Frequency
⚪Velocity
⚪Wavelength
[su_spoiler title=”Answer”]Temperature[/su_spoiler] [su_accordion]

55. The Earth Wire Of A Cable Is Connected To [/su_accordion]
⚪Short Circuitry Of The Appliance
⚪The Filament Of The Appliance
⚪The Fuse Of The Appliance
⚪The Outer Metallic Body Of The Appliance
[su_spoiler title=”Answer”]the Fuse Of The Appliance[/su_spoiler] [su_accordion]

56. The Adult Human Of Average Age And Size Has Approximately How Many Quarts Of Blood? Is It: [/su_accordion]
⚪4
⚪6
⚪8
⚪7
[su_spoiler title=”Answer”]6[/su_spoiler] [su_accordion]

57. According To Henry’s Law, In Gases, An Increase In Pressure Increase . [/su_accordion]
⚪Solubility
⚪Saturation
⚪Volume
⚪Viscosity
[su_spoiler title=”Answer”]Solubility[/su_spoiler] [su_accordion]

58. Which Set Of Conditions Represents The Easiest Way To Liquify A Gas ? [/su_accordion]
⚪High Temperature And Low Pressure
⚪Low Temperature And High Pressure
⚪Low Temperature And Low Pressure
⚪High Temperature And High Pressure
[su_spoiler title=”Answer”]Low Temperature And High Pressure[/su_spoiler] [su_accordion]

59. Should Cars Have Bumpers That Collapse Under Impact? [/su_accordion]
⚪No Since It Would Be Very Expensive To Get The Car Repaired
⚪No Since The Colliding Car Would Then Ram Into The Occupants And Kill Them
⚪Yes Since They Help To Absorb The Impact Of A Collision And Keep The Occupants Safe
⚪Yes Since The Offending Car Should Get Damaged And Pay For The Mistake
[su_spoiler title=”Answer”]Yes Since They Help To Absorb The Impact Of A Collision And Keep The Occupants Safe[/su_spoiler] [su_accordion]

60. What Is The Full Form Of AM Regarding Radio Broadcasting? [/su_accordion]
⚪Anywhere Movement
⚪Amplitude Matching
⚪Amplitude Modulation
⚪Amplitude Movement
[su_spoiler title=”Answer”]Amplitude Modulation[/su_spoiler]