Bharat Petroleum Site Engineer Interview Questions and Answers

The main components of cement are limestone, clay, and gypsum.

• Limestone: primary raw material used in cement production

• Clay: provides silica, alumina, and iron oxide necessary for cement

• Gypsum: regulates setting time and helps control the rate of hardening

The maximum percentage of carbon and silicon in cement is typically around 5% and 3% respectively.

• Maximum percentage of carbon in cement is around 5%

• Maximum percentage of silicon in cement is around 3%

• Higher percentages can affect the quality and properties of the cement

Water cement ratio is the ratio of the weight of water to the weight of cement used in a concrete mix.

• Water cement ratio is a crucial factor in determining the strength and durability of concrete.

• A lower water cement ratio results in stronger and more durable concrete.

• The ideal water cement ratio varies depending on the type of concrete mix and its intended use.

• For example, a typical water cement ratio for general purp

To observe a water test, ensure proper equipment is used, follow testing procedures accurately, record results, and analyze for any abnormalities.

• Use clean and calibrated equipment for accurate results

• Follow testing procedures as per standard guidelines

• Record all observations and results in a logbook

• Analyze the results for any abnormalities or deviations from expected values

To stop waterproofing condition, proper surface preparation, selection of appropriate waterproofing materials, and regular maintenance are essential.

• Ensure proper surface preparation before applying waterproofing materials

• Select appropriate waterproofing materials based on the specific requirements of the project

• Regularly inspect and maintain the waterproofing system to prevent any damage or leaks

• Address any issues or

The main components of cement are limestone, clay, and gypsum.

• Limestone: primary raw material used in cement production

• Clay: provides silica, alumina, and iron oxide necessary for cement

• Gypsum: regulates setting time and helps control the rate of hardening

The maximum percentage of carbon and silicon in cement is typically around 5% and 3% respectively.

• Maximum percentage of carbon in cement is around 5%

• Maximum percentage of silicon in cement is around 3%

• Higher percentages can affect the quality and properties of the cement