10+ Cognizant Interview Questions and Answers

The time required for the erection of a 1000mtrs belt conveyor structure trassel assembly work and gallery assembly work depends on the manpower available.

• The time of erection will vary based on the experience and efficiency of the workers involved.

• Factors such as complexity of the structure, availability of equipment, and coordination among the team members will also impact the assembly time.

• For example, if there are skilled workers with prior experience in similar projects,...read more

The capacity of each hopper, diameter and length of belt conveyor, capacity of gearbox motor load, and RPM are important factors in mechanical engineering.

• Capacity of each hopper refers to the maximum amount of material it can hold at one time.

• Diameter and length of belt conveyor determine the amount and speed of material that can be transported.

• Capacity of gearbox motor load indicates the maximum load the motor can handle.

• RPM (Revolutions Per Minute) is the speed at which th...read more

Belt conveyors transport materials, clinker hopper stores clinker, roller press crushes materials, cement silo stores cement.

• Belt conveyors are used to transport materials from one location to another in a production process.

• Clinker hopper is a storage unit for clinker, a material used in cement production.

• Roller press is a machine used to crush materials before they are fed into the cement production process.

• Cement silo is a storage container for cement before it is used in ...read more

The time required for belt laying, gear box motor assembly, and pulley alignment depends on various factors such as complexity, experience of the engineer, and availability of tools.

• The time for belt laying can vary based on the length and type of belt being used.

• Assembling the gear box motor may take longer if it involves intricate components or precise alignment.

• Fixing the pulley s can be quick if the engineer is experienced and has the necessary tools at hand.

• Factors such ...read more

Maintenance is the process of ensuring that equipment and machinery are in good working condition to prevent breakdowns and prolong their lifespan.

• Regular inspection and cleaning of equipment

• Replacing worn-out parts

• Lubrication of moving parts

• Testing and calibration of instruments

• Record-keeping of maintenance activities

• Examples: oil changes for cars, replacing air filters, checking tire pressure

Cement is important for construction as it binds materials together to create strong and durable structures.

• Cement is a key ingredient in concrete, which is used in buildings, roads, bridges, and other infrastructure projects.

• It provides strength and durability to structures by binding materials like sand, gravel, and water together.

• Cement is essential for creating foundations, walls, floors, and roofs in construction.

• It plays a crucial role in the development of modern socie...read more

I am involved in designing, analyzing, and improving mechanical systems and components.

• Designing mechanical components and systems

• Analyzing performance of mechanical systems

• Improving efficiency and functionality of mechanical systems

Commonly used welding materials include steel, aluminum, and stainless steel.

• Steel is commonly used in welding due to its strength and versatility.

• Aluminum is often used for its lightweight properties and resistance to corrosion.

• Stainless steel is popular for its durability and ability to withstand high temperatures.

Centrifugal pumps are commonly used in coolers for circulating the coolant fluid.

• Centrifugal pumps are commonly used in coolers for their ability to efficiently circulate fluids.

• Other types of pumps like diaphragm pumps or piston pumps may also be used in coolers depending on the specific application.

• The pump used in a cooler should be selected based on factors like flow rate, pressure requirements, and fluid compatibility.

• Examples of centrifugal pump brands commonly used in ...read more

I have experience working with various equipment such as CNC machines, 3D printers, and robotic arms.

• CNC machines

• 3D printers

• Robotic arms

Welding is important for joining metal components together in various industries.

• Welding is essential for constructing buildings, bridges, and pipelines.

• It is crucial in manufacturing industries for assembling machinery and equipment.

• Welding is used in automotive industry for fabricating car frames and components.

• It plays a key role in aerospace industry for building aircraft and spacecraft.

• Welding is also important in the oil and gas industry for constructing pipelines and s...read more

A kiln process is a method used to heat materials to high temperatures in order to change their physical or chemical properties.

• Kiln processes are commonly used in industries such as ceramics, cement, and metallurgy.

• Materials are placed in a kiln, which is a type of oven or furnace, and heated to specific temperatures for a set amount of time.

• The high temperatures in the kiln can cause chemical reactions, phase changes, or physical transformations in the materials.

• Examples of...read more

The brake system in a vehicle is responsible for slowing down or stopping the vehicle by converting kinetic energy into heat energy.

• Converts kinetic energy into heat energy to slow down or stop the vehicle

• Consists of components such as brake pads, rotors, calipers, and brake fluid

• Uses friction between brake pads and rotors to create stopping force

• Hydraulic pressure is applied to brake pads to engage them against the rotors

• ABS (Anti-lock Braking System) prevents wheels from lo...read more

The total kiln section refers to the combined length of all sections of a kiln, including preheating, firing, and cooling zones.

• Total kiln section is the sum of all individual sections in a kiln.

• It includes preheating, firing, and cooling zones.

• For example, a kiln may have a preheating section of 10 meters, a firing section of 20 meters, and a cooling section of 15 meters, making the total kiln section 45 meters.