MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Casting knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
IT_IS_ALSO_POSSIBLE_TO_MAKE_UN-SYMMETRIC_SHAPE_OF_CASTING_IN_TRUE_CENTRIFUGAL_CASTING_BY_INTRODUCING_SOME_VARIATIONS_TO_THE_MOULD.?$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
In centrifugal casting, a movable pouring basin is employed for the pouring of molten metal.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Castings_made_by_the_centrifugal_casting_process_have_negligible_porosity.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
Which of the following types of centrifugal casting process is used for the casting, whose shape of casting is not axi-symmetric? |
| A. | True centrifugal casting |
| B. | Semi centrifugal casting |
| C. | Centrifuging |
| D. | Full centrifugal casting |
| Answer» D. Full centrifugal casting | |
| 5. |
The_speed_of_rotation_is_almost_double_in_semi_centrifugal_casting_as_compared_to_the_true_centrifugal_casting. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
In centrifugal casting, the casting yield is approximately equaled to 100%? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
In centrifugal casting, only sand moulds can be used due to the problem of sticking of metal. |
| A. | True |
| B. | False |
| Answer» C. | |
| 8. |
Which of the following parts is provided in between the mould and casing to reduce the vibrations? |
| A. | Steel balls |
| B. | Metallic roller |
| C. | Viscous fluid |
| D. | Grease |
| Answer» C. Viscous fluid | |
| 9. |
Dry sand cores may be required for the provision of spigot at the end section of the casting. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 10. |
The axis of rotation of the mould should be horizontal for the casting of long pipes in centrifugal casting. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
Special type of sand cores is mainly used for the making of hollow part in the centrifugal casting. |
| A. | True |
| B. | False |
| Answer» C. | |
| 12. |
Which of the following methods of casting is best suited for casting of hollow pipes and tubes? |
| A. | Investment casting |
| B. | Permanent mould casting |
| C. | Die casting |
| D. | Centrifugal casting |
| Answer» E. | |
| 13. |
Which of the following forces provides continuous pressure on the metal in centrifugal casting? |
| A. | Spring force |
| B. | Centrifugal force |
| C. | Gravitational force |
| D. | Frictional force |
| Answer» C. Gravitational force | |