MCQOPTIONS
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MCQOPTIONS
This section includes 29 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the density of oak in kg/m3? |
| A. | 445 |
| B. | 545 |
| C. | 645 |
| D. | 745 |
| Answer» C. 645 | |
| 2. |
What is the density of granite in kg/m3? |
| A. | 2130 |
| B. | 2230 |
| C. | 2530 |
| D. | 2630 |
| Answer» E. | |
| 3. |
What is the density of limestone in kg/m3? |
| A. | 2320 |
| B. | 2430 |
| C. | 2530 |
| D. | 2630 |
| Answer» B. 2430 | |
| 4. |
Which one is having least density? |
| A. | Clay |
| B. | Coal |
| C. | Cotton |
| D. | Banana |
| Answer» D. Banana | |
| 5. |
What is the density of snow in kg/m3? |
| A. | 100 |
| B. | 110 |
| C. | 120 |
| D. | 130 |
| Answer» C. 120 | |
| 6. |
What is the density of sand in kg/m3? |
| A. | 1215 |
| B. | 1315 |
| C. | 1415 |
| D. | 1515 |
| Answer» E. | |
| 7. |
What is the density of paper in kg/m3? |
| A. | 910 |
| B. | 920 |
| C. | 930 |
| D. | 940 |
| Answer» D. 940 | |
| 8. |
Which one is having highest density? |
| A. | Snow |
| B. | Teflon |
| C. | Soil |
| D. | Sand |
| Answer» C. Soil | |
| 9. |
A cylinder completely filled with water has density = 10 kg/m3 and volume 5 m3 , now a cube with side 1 m and density 25 kg/m3 is dipped into the cylinder with some water dropping out, what is the final density of cylinder?(neglect the mass of cylinder) |
| A. | 13 kg/m3 |
| B. | 15 kg/m3 |
| C. | 17 kg/m3 |
| D. | 19 kg/m3 |
| Answer» B. 15 kg/m3 | |
| 10. |
An empty vessel has with mass 5 kg with volume 0.1 m3, is now completely filled with a liquid of density 100 kg/m3, what is the final density of the cylinder? |
| A. | 50 kg/m3 |
| B. | 100 kg/m3 |
| C. | 150 kg/m3 |
| D. | 200 kg/m3 |
| Answer» D. 200 kg/m3 | |
| 11. |
What is the mass of a cube having surface area 24 m2, and density 1 kg/m3? |
| A. | 1 kg |
| B. | 2 kg |
| C. | 4 kg |
| D. | 8 kg |
| Answer» E. | |
| 12. |
What is the mass of a liquid having density 20 kg/m3, enclosed in a sphere of radius 1 m? |
| A. | 80.7 kg |
| B. | 83.7 kg |
| C. | 85.7 kg |
| D. | 88.7 kg |
| Answer» C. 85.7 kg | |
| 13. |
What is the density of a liquid of mass 10 kg and contained in a cylinder of radius 5 m and surface area (excluding top and bottom) of 10π m2? |
| A. | 0.2π kg/m3 |
| B. | 0.4π kg/m3 |
| C. | 0.5π kg/m3 |
| D. | 0.6π kg/m3 |
| Answer» C. 0.5π kg/m3 | |
| 14. |
What is the density of a liquid of mass 20 kg, enclosed in a cuboid of surface areas of three sides as 1 m2, 2 m2, 5 m2, and one of its sides is 2 m? |
| A. | 1 kg/m3 |
| B. | 2 kg/m3 |
| C. | 3 kg/m3 |
| D. | 4 kg/m3 |
| Answer» C. 3 kg/m3 | |
| 15. |
A_CYLINDER_COMPLETELY_FILLED_WITH_WATER_HAS_DENSITY_=_10_KG/M3_AND_VOLUME_5_M3_,_NOW_A_CUBE_WITH_SIDE_1_M_AND_DENSITY_25_KG/M3_IS_DIPPED_INTO_THE_CYLINDER_WITH_SOME_WATER_DROPPING_OUT,_WHAT_IS_THE_FINAL_DENSITY_OF_CYLINDER?(NEGLECT_THE_MASS_OF_CYLINDER)?$ |
| A. | 13 kg/m<sup>3</sup> |
| B. | 15 kg/m<sup>3</sup> |
| C. | 17 kg/m<sup>3</sup> |
| D. | 19 kg/m<sup>3</sup> |
| Answer» B. 15 kg/m<sup>3</sup> | |
| 16. |
WHICH_ONE_IS_HAVING_HIGHEST_DENSITY??$ |
| A. | Leather |
| B. | Paper |
| C. | Balsa |
| D. | Snow |
| Answer» B. Paper | |
| 17. |
What_is_the_density_of_oak_in_kg/m3?$ |
| A. | 445 |
| B. | 545 |
| C. | 645 |
| D. | 745 |
| Answer» C. 645 | |
| 18. |
An empty vessel has with mass 5 kg with volume 0.1 m3, is now completely filled with a liquid of density 100 kg/m3, what is the final density of the cylinder? |
| A. | 50 kg/m<sup>3</sup> |
| B. | 100 kg/m<sup>3</sup> |
| C. | 150 kg/m<sup>3</sup> |
| D. | 200 kg/m<sup>3</sup> |
| Answer» D. 200 kg/m<sup>3</sup> | |
| 19. |
What is the mass of a cube having surface area 24 m2, and density 1 kg/m3? |
| A. | 1 kg |
| B. | 2 kg |
| C. | 4 kg |
| D. | 8 kg |
| Answer» E. | |
| 20. |
What is the density of limestone in kg/m3? |
| A. | 2320 |
| B. | 2430 |
| C. | 2530 |
| D. | 2630 |
| Answer» B. 2430 | |
| 21. |
What is the mass of a liquid having density 20 kg/m3, enclosed in a sphere of radius 1 m? |
| A. | 80.7 kg |
| B. | 83.7 kg |
| C. | 85.7 kg |
| D. | 88.7 kg |
| Answer» C. 85.7 kg | |
| 22. |
What is the density of a liquid of mass 10 kg and contained in a cylinder of radius 5 m and surface area (excluding top and bottom) of 10π m2?$ |
| A. | 0.2π kg/m<sup>3</sup> |
| B. | 0.4π kg/m<sup>3</sup> |
| C. | 0.5π kg/m<sup>3</sup> |
| D. | 0.6π kg/m<sup>3</sup> |
| Answer» C. 0.5‚âà√¨‚àö√ë kg/m<sup>3</sup> | |
| 23. |
What is the density of a liquid of mass 20 kg, enclosed in a cuboid of surface areas of three sides as 1 m2, 2 m2, 5 m2, and one of its sides is 2 m? |
| A. | 1 kg/m<sup>3</sup> |
| B. | 2 kg/m<sup>3</sup> |
| C. | 3 kg/m<sup>3</sup> |
| D. | 4 kg/m<sup>3</sup> |
| Answer» C. 3 kg/m<sup>3</sup> | |
| 24. |
A liquid of mass 10 kg is enclosed in a cylinder of radius 1 m and length 5 m, what is the density of liquid? |
| A. | 0.54 kg/m<sup>3</sup> |
| B. | 0.44 kg/m<sup>3</sup> |
| C. | 0.63 kg/m<sup>3</sup> |
| D. | 0.83 kg/m<sup>3</sup> |
| Answer» D. 0.83 kg/m<sup>3</sup> | |
| 25. |
Which one is having the least density? |
| A. | Ice |
| B. | Pyrex |
| C. | Paraffin |
| D. | Marble |
| Answer» B. Pyrex | |
| 26. |
A solid of density d is dropped in a liquid of density D, if d>D then, |
| A. | Solid will completely sink |
| B. | Solid will completely float |
| C. | Solid will partially sink |
| D. | None of the mentioned |
| Answer» B. Solid will completely float | |
| 27. |
What is the density of paper in kg/m3? |
| A. | 910 |
| B. | 920 |
| C. | 930 |
| D. | 940 |
| Answer» D. 940 | |
| 28. |
What is the density of a substance of mass 10 grams and volume 5 liters? |
| A. | 2 kg/m<sup>3</sup> |
| B. | 20 kg/m<sup>3</sup> |
| C. | 200 kg/m<sup>3</sup> |
| D. | 2000 kg/m<sup>3</sup> |
| Answer» B. 20 kg/m<sup>3</sup> | |
| 29. |
Which of the following is not a unit of density? |
| A. | Kg/m<sup>3</sup> |
| B. | N/m<sup>3</sup> |
| C. | N.s<sup>2</sup>/m<sup>4</sup> |
| D. | g/cm<sup>3</sup> |
| Answer» C. N.s<sup>2</sup>/m<sup>4</sup> | |