Apiiit, Nuzvid

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Apiiit, Nuzvid
ANSWER THE FOLLOWING QUESTIONS WITH SUITABLE OPTION:

  
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  • 1. 
    In the SI system the fundamental quantities are
    • A. 

      3

    • B. 

      5

    • C. 

      7

    • D. 

      6


  • 2. 
    Candela is the SI unit for
    • A. 

      Speed of light

    • B. 

      Amount of substance

    • C. 

      Luminous intensity

    • D. 

      Thermodynamic temperature


  • 3. 
    Ampere is the SI unit for
    • A. 

      Electric charge

    • B. 

      Electric capacitance

    • C. 

      Electric current

    • D. 

      Electric flux


  • 4. 
    Which of the following is the SI unit for time
    • A. 

      Light year

    • B. 

      Hour

    • C. 

      Minute

    • D. 

      Second


  • 5. 
    " bar " is the unit for
    • A. 

      Force

    • B. 

      Density

    • C. 

      Pressure

    • D. 

      Length


  • 6. 
    Light year is the unit for
    • A. 

      Time

    • B. 

      Light intensity

    • C. 

      Distance

    • D. 

      Temperature


  • 7. 
    The value of 1.84 cubic inches in cubic centimeters
    • A. 

      184

    • B. 

      302

    • C. 

      30.2

    • D. 

      18400


  • 8. 
    A body moves with a speed of 36 km/hour. Then its speed in m/s
    • A. 

      100

    • B. 

      129.6

    • C. 

      10

    • D. 

      1000


  • 9. 
    The mass of a solid cube is 856 g and each edge has a length of 5.35 cm. The its density in SI system is
    • A. 

      5.59

    • B. 

      55.9

    • C. 

      559

    • D. 

      5590


  • 10. 
    Parsec is the unit for
    • A. 

      Speed

    • B. 

      Time

    • C. 

      Distance

    • D. 

      Intensity of light


  • 11. 
    A vehicle moving with a speed of 18 kmph covers.........m in 1 s
    • A. 

      1800

    • B. 

      18

    • C. 

      50

    • D. 

      5


  • 12. 
    The number of significant figurs in 6.320 J is
    • A. 

      3

    • B. 

      4

    • C. 

      2

    • D. 

      1


  • 13. 
    The length and breadth  of a rectangular sheet of metal are 4.234 m, 1.005 m, The area of the sheet to correct significant figures
    • A. 

      4.25517

    • B. 

      4.26

    • C. 

      4.255

    • D. 

      4.3


  • 14. 
    After rounding off the number 4621 to 2 significant digits the value becomes
    • A. 

      4620

    • B. 

      4700

    • C. 

      4600

    • D. 

      4720


  • 15. 
    The area of a rectangle of size 1.23 cm X 2.345 cm in significant figures is
    • A. 

      2.88435 cm2

    • B. 

      2.884 cm2

    • C. 

      2.9 cm2

    • D. 

      2.88 cm2


  • 16. 
    What is the percentage error in the measurement of time period of a pendulum if the maximum errors in the measurements of length(l) and g are 2% and 4% respectively
    • A. 

      6%

    • B. 

      4%

    • C. 

      3%

    • D. 

      5%


  • 17. 
    Which of the folllowing pairs have the same dimensions
    • A. 

      Light year and speed of light

    • B. 

      Energy and young madulus

    • C. 

      Momentum and force

    • D. 

      Torque and work


  • 18. 
    Which of the following numbers have 4 significant figures
    • A. 

      0.009

    • B. 

      1800

    • C. 

      126.00

    • D. 

      201.0


  • 19. 
    The number of significant figures in 0.80010 is
    • A. 

      2

    • B. 

      6

    • C. 

      4

    • D. 

      5


  • 20. 
    Which of the following numbers shows 1 significant figure
    • A. 

      0.100

    • B. 

      0.0009

    • C. 

      4.00

    • D. 

      2.31


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