Hindustan Construction Company Billing Manager Interview Questions and Answers

Core is the central part of a structure or object that provides strength and stability.

• Core is commonly used in construction and engineering.

• It is the central part of a building or structure that provides support and stability.

• In fitness, core refers to the muscles in the abdomen, back, and pelvis that support the spine.

• Examples of core materials include concrete, steel, and wood.

• A strong core is important for maintain

Initial setting time is the time taken for the cement to harden to a certain degree, while final setting time is the time taken for the cement to completely harden.

• Initial setting time is typically around 30 minutes to 1 hour after adding water to the cement.

• Final setting time is usually around 2 to 4 hours after adding water to the cement.

• Setting time can vary based on the type of cement and environmental conditions.

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Bleeding is the process of air escaping from fresh concrete mix and rising to the surface.

• Bleeding occurs when water in the concrete mix rises to the surface due to settlement of solid particles.

• It can lead to surface defects if not properly managed.

• Bleeding can be reduced by using proper mix design and techniques like vibration or adding admixtures.

• Excessive bleeding can weaken the surface of the concrete.

• Examples: Wa...read more