Basic Energy Concepts MCQ

Test your knowledge with important Basic Energy Concepts MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Basic Energy Concepts MCQs at Bissoy

• Extensive properties are linearly dependent on the amount of substance.
  ক

  True

  খ

  False
• Determine the density, specific gravity, and mass of the air in a room whose dimensions are 4m × 5m × 6m at 100 kPa and 25° C.
  ক

  1.16 kg/m3, 0.00116, 140 kg

  খ

  1.17 kg/m3, 0.00117, 140 kg

  গ

  1.15 kg/m3, 0.00115, 140 kg

  ঘ

  1.14 kg/m3, 0.00114, 140 kg
• Water flows between two points 1, 2. The volumetric flow rate is 20 litres/min. Point 2 is 50 m higher than point 1. The pipe internal diameters are 0.5 cm at point 1 and 1 cm at point 2. The pressure at point 2 is 1 atm. Calculate the pressure at point 1.
  ক

  4.6 bar

  খ

  5.6 bar

  গ

  4.1 bar

  ঘ

  5.1 bar
• At what rate per hour does a 1 kW heater convert electrical energy into heat?
  ক

  3.5 MJ

  খ

  2.5 MJ

  গ

  3.6 MJ

  ঘ

  2.6 MJ
• An automobile has a horsepower rating (power) of 100 hp. Calculate its power in watts.
  ক

  75.5 kW

  খ

  74.5 kW

  গ

  75.4 kW

  ঘ

  74.4 kW
• 1 watt is equal to how much horsepower (hp) unit?
  ক

  0.001341 hp

  খ

  0.001241 hp

  গ

  0.001141 hp

  ঘ

  0.001151 hp
• Which of the following is not an intensive property?
  ক

  Temperature

  খ

  Density

  গ

  Mass

  ঘ

  Mole fraction
• High energy input for downstream processing is maximized.
  ক

  True

  খ

  False