MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Bioprocess Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Extensive properties are linearly dependent on the amount of substance. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
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. |
| A. | 1.16 kg/m3, 0.00116, 140 kg |
| B. | 1.17 kg/m3, 0.00117, 140 kg |
| C. | 1.15 kg/m3, 0.00115, 140 kg |
| D. | 1.14 kg/m3, 0.00114, 140 kg |
| Answer» C. 1.15 kg/m3, 0.00115, 140 kg | |
| 3. |
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. |
| A. | 4.6 bar |
| B. | 5.6 bar |
| C. | 4.1 bar |
| D. | 5.1 bar |
| Answer» B. 5.6 bar | |
| 4. |
Given the following information about a system, calculate specific enthalpy (in Btu/lbm). |
| A. | 629.6 btu/lbm |
| B. | 639.6 btu/lbm |
| C. | 660.9 btu/lbm |
| D. | 640.9 btu/lbm |
| Answer» B. 639.6 btu/lbm | |
| 5. |
High energy input for downstream processing is maximized. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
DETERMINE_THE_DENSITY,_SPECIFIC_GRAVITY,_AND_MASS_OF_THE_AIR_IN_A_ROOM_WHOSE_DIMENSIONS_ARE_4M_‚ÄÖ√†√∂‚Àւ•_5M_‚ÄÖ√†√∂‚Àւ•_6M_AT_100_KPA_AND_25¬¨¬®‚ÄÖ√†√ª_C.?$# |
| A. | 1.16 kg/ m3, 0.00116, 140 kg |
| B. | 1.17 kg/ m3, 0.00117, 140 kg |
| C. | 1.15 kg/ m3, 0.00115, 140 kg |
| D. | 1.14 kg/ m3, 0.00114, 140 kg |
| Answer» C. 1.15 kg/ m3, 0.00115, 140 kg | |
| 7. |
“Extensive_properties_are_linearly_dependent_on_the_amount_of_substance.”_Is_this_statement_true_or_false?$# |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
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? |
| A. | 4.6 bar |
| B. | 5.6 bar |
| C. | 4.1 bar |
| D. | 5.1 bar |
| Answer» B. 5.6 bar | |
| 9. |
At what rate per hour does a 1 kW heater convert electrical energy into heat? |
| A. | 3.5 MJ |
| B. | 2.5 MJ |
| C. | 3.6 MJ |
| D. | 2.6 MJ |
| Answer» D. 2.6 MJ | |
| 10. |
An automobile has a horsepower rating (power) of 100 hp. Calculate its power in watts. |
| A. | 75.5 kW |
| B. | 74.5 kW |
| C. | 75.4 kW |
| D. | 74.4 kW |
| Answer» C. 75.4 kW | |
| 11. |
1 watt is equal to how much horsepower (hp) unit? |
| A. | 0.001341 hp |
| B. | 0.001241 hp |
| C. | 0.001141 hp |
| D. | 0.001151 hp |
| Answer» B. 0.001241 hp | |
| 12. |
How much heat is produced by a human body? |
| A. | 200 W |
| B. | 100 W |
| C. | 50 W |
| D. | 0.5 W |
| Answer» C. 50 W | |
| 13. |
Which of the following is not an intensive property? |
| A. | Temperature |
| B. | Density |
| C. | Mass |
| D. | Mole fraction |
| Answer» D. Mole fraction | |
| 14. |
”High energy input for downstream processing is maximized”, is this statement correct or not? |
| A. | True |
| B. | False |
| Answer» C. | |