Fermator Material Engineer Interview Questions and Answers

The density of cement is around 1440 kg/m³.

• The density of cement varies depending on the type of cement.

• The density of Portland cement is around 1440 kg/m³.

• The density of lightweight cement is around 1000 kg/m³.

• The density of high-density cement is around 3000 kg/m³.

Clear cover in column refers to the distance between the surface of the reinforcement and the outer surface of the concrete.

• Clear cover is important to protect the reinforcement from corrosion and to ensure proper bonding between the reinforcement and concrete.

• The required clear cover for columns depends on factors such as the type of structure, exposure conditions, and size of the reinforcement.

• For example, in a coast...read more

Bending moment formula calculates the internal bending moment in a beam or structure.

• Bending moment formula is M = F * d

• M is the bending moment, F is the force applied, and d is the distance from the force to the point of interest

• Bending moment can be positive or negative depending on the direction of the force and the orientation of the beam

• Bending moment is an important factor in designing and analyzing structures

Penetration test is a method of evaluating the security of a computer system or network by simulating an attack from a malicious source.

• Penetration test involves identifying vulnerabilities in a system or network.

• It includes attempting to exploit these vulnerabilities to determine the potential impact of a real attack.

• The goal of a penetration test is to strengthen the security defenses of the system or network.

• Common ...read more

Waterproofing is a process of making a structure or material resistant to the penetration of water.

• Waterproofing involves applying materials or coatings to prevent water from seeping through surfaces.

• It is commonly used in construction to protect buildings from water damage.

• Examples of waterproofing materials include bituminous coatings, cementitious waterproofing, and liquid membrane systems.

Types of foundation include shallow, deep, and pile foundations.

• Shallow foundations are used when the soil is strong enough to support the structure's weight, such as spread footings and mat foundations.

• Deep foundations are used when the soil is weak and unable to support the structure's weight, such as pile foundations and drilled piers.

• Pile foundations are deep foundations that consist of long, slender columns driven...read more

Mix design is the process of determining the proportions of cement, water, aggregates, and admixtures in concrete to achieve desired properties.

• Determine the required strength and durability of the concrete

• Select suitable materials such as cement, aggregates, water, and admixtures

• Calculate the proportions of each material based on desired properties and specifications

• Perform trial mixes to test the properties of the co...read more