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MCQs

Total Questions : 109 | Page 7 of 11 pages
Question 61. Intensity of electric current is expressed in
  1.    volts
  2.    watts
  3.    amperes
  4.    joules.
 Discuss Question
Answer: Option C. -> amperes
Answer: (c).amperes
Question 62. The basic quantity in the International system of units, is
  1.    length and mass
  2.    time and temperature
  3.    mole and light intensity
  4.    all the above.
 Discuss Question
Answer: Option D. -> all the above.
Answer: (d).all the above.
Question 63. To convert the units of M.K.S. to units of S.I., a factor 9.80665 is used for
  1.    mass
  2.    force
  3.    work energy
  4.    all the above.
 Discuss Question
Answer: Option D. -> all the above.
Answer: (d).all the above.
Question 64. SI unit for the surface tension, is
  1.    kg/m³
  2.    kg/m²
  3.    kg/m
  4.    N/m
 Discuss Question
Answer: Option D. -> N/m
Answer: (d).N/m
Question 65. Pick up the correct statement from the following:
  1.    In S.I. system, pressure is expressed in N/m²
  2.    In S.I. system, surface tension is expressed in Newton per metre
  3.    In S.I. system, force is expressed in Newtons
  4.    All the above.
 Discuss Question
Answer: Option D. -> All the above.
Answer: (d).All the above.
Question 66. Pick up the correct statement from the following:
  1.    The units of moment of inertia of a plane area, depends upon the units of the area and the length
  2.    The moment of inertia is expressed in m⁴ if the area is in square metres and the length is also in metres
  3.    The moment of inertia is expressed in cm⁴ if the area is in square centimetres and the length in centimetres
  4.    All the above.
 Discuss Question
Answer: Option D. -> All the above.
Answer: (d).All the above.
Question 67. 10^-12, is called
  1.    Terra
  2.    pico
  3.    Giga
  4.    Mega
 Discuss Question
Answer: Option B. -> pico
Answer: (b).pico
Question 68. 100 kN/m² pressure is equal to
  1.    1 atm
  2.    1 bar
  3.    1 m bar
  4.    1 mm Hg
 Discuss Question
Answer: Option B. -> 1 bar
Answer: (b).1 bar
Question 69. The solid angles are measured in
  1.    degrees
  2.    grades
  3.    radians
  4.    steradians.
 Discuss Question
Answer: Option D. -> steradians.
Answer: (d).steradians.
Question 70.  The bar used for defining the standard metre at the International office of weights and measures at Sevres near Paris, is composed of
  1.    50% platinum and 50% iridium
  2.    60% platinum and 40% iridium
  3.    70% platinum and 30% iridium
  4.    90% platinum and 10% iridium.
 Discuss Question
Answer: Option D. -> 90% platinum and 10% iridium.

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