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I applied via Referral and was interviewed before Mar 2023. There was 1 interview round.
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The ratio of M20 grade is 1:1.5:3
M20 grade concrete is a mix of cement, sand, and aggregate in the ratio of 1:1.5:3
This means for every 1 part of cement, 1.5 parts of sand and 3 parts of aggregate are used
The strength of M20 grade concrete is 20 N/mm² after 28 days of curing
Curing is the process of preserving or treating something, typically through the application of heat, chemicals, or other methods.
Curing is commonly used in the food industry to preserve and enhance the flavor of meats, such as curing bacon or ham.
In construction, curing refers to the process of allowing concrete or other materials to harden and gain strength.
In medicine, curing refers to the treatment or elimination o...
I was interviewed in Jul 2020.
I applied via Campus Placement and was interviewed before May 2022. There were 3 interview rounds.
Test based on basic Mining knowledge
I applied via Referral and was interviewed before Jan 2021. There were 3 interview rounds.
I applied via Naukri.com and was interviewed in Oct 2021. There were 3 interview rounds.
posted on 15 Dec 2023
I was interviewed before Feb 2024.
Aptitude questions with main sub questions
Types of cement include Portland cement, white cement, rapid hardening cement, and low heat cement.
Portland cement is the most common type used in construction
White cement is used for architectural purposes
Rapid hardening cement sets quickly
Low heat cement generates less heat during hydration
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