Kamala Rubber Co. Interview Questions and Answers

Acetic acid is commonly used in polyester dyeing for pH adjustment.

• Acetic acid is used to lower the pH in polyester dyeing baths.

• Maintaining the correct pH level is crucial for achieving desired dyeing results.

• Acetic acid helps in improving color fastness and dye uptake in polyester fibers.

• Other chemicals like acetic anhydride or formic acid can also be used for pH adjustment in polyester dyeing.

The formula for ∆E is the change in energy, with ∆a, ∆b, ∆l representing changes in different variables.

• ∆E = ∆a + ∆b + ∆l

• ∆a, ∆b, ∆l represent changes in different variables

• For example, if ∆a = 2, ∆b = 3, ∆l = 1, then ∆E = 2 + 3 + 1 = 6

Polyester dyeing is a process of coloring polyester fibers or fabrics using specific dyeing techniques.

• Polyester dyeing involves preparing the fabric by scouring and bleaching to remove any impurities or finishes.

• The fabric is then dyed using disperse dyes, which are specifically designed for polyester fibers.

• The dyeing process can be done using various methods such as exhaust dyeing, continuous dyeing, or printing.

• After dyeing, the fabric is rinsed, dried, and finished to en...read more

CCM stands for Customer Communication Management, which is a strategy to improve communication with customers.

• CCM involves using technology to streamline and personalize customer communications.

• It includes tools like email marketing, SMS messaging, and customer feedback systems.

• CCM helps businesses deliver consistent messaging across all channels and improve customer satisfaction.

• An example of CCM in action is a company sending personalized emails to customers based on their ...read more

IC engines are internal combustion engines where fuel is burned internally, while EC engines are external combustion engines where fuel is burned externally.

• IC engines have combustion happening inside the engine, while EC engines have combustion happening outside the engine.

• Examples of IC engines include gasoline engines and diesel engines, while examples of EC engines include steam engines and Stirling engines.

Gears are used to transmit motion and power between rotating shafts.

• Gears allow for speed and torque conversion

• They provide mechanical advantage

• Used in various applications like vehicles, machinery, and clocks