Wimera Systems Interview Questions and Answers

Q1. Torque and Current Relation on speed and torque control operation
Ans. 
Torque and current have a direct relation in speed and torque control operation.
• Torque is directly proportional to current in an electric motor.

• Increasing current will increase torque, and decreasing current will decrease torque.

• In speed and torque control operation, adjusting the current supplied to the motor will directly impact the torque output.

• For example, in a DC motor, increasing the current supplied to the moto
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Q2. Speciality of VFD
Ans. 
VFD stands for Variable Frequency Drive, used to control the speed of an AC motor by varying the frequency and voltage supplied to the motor.
• VFDs improve energy efficiency by matching motor speed to the required load

• They provide soft start and stop functions, reducing mechanical stress on equipment

• VFDs can be used in various applications such as HVAC systems, pumps, conveyors, and fans
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Q1. 1M/S Traverse what is the Pitch of Ball screw
Ans. 
Pitch of a ball screw is the distance a nut advances in one revolution of the screw.
• Pitch is typically expressed in millimeters or inches.

• To calculate pitch, divide the lead of the screw by the number of starts.

• For example, if a ball screw has a lead of 10mm and 2 starts, the pitch would be 5mm.
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Q2. Torque Vs Speed Graph
Ans. 
Torque vs Speed graph shows the relationship between torque and speed of a motor.
• Torque is the rotational force produced by a motor, while speed is the rate at which the motor rotates.

• The graph typically shows torque on the y-axis and speed on the x-axis.

• The shape of the graph can vary depending on the type of motor and its characteristics.

• For example, a DC motor may have a linear relationship between torque and speed,...read more
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It was google form based

10 people group and topic was AI in electronic and telecommunications

Q1. Plc details of previous company
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Q2. DCS details of previous company
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Q1. Salary expected
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Q1. Explain the recent project
Ans. 
Implemented a new CRM system for a multinational company
• Led a team of developers to customize the CRM system based on client requirements

• Conducted user training sessions to ensure smooth transition to the new system

• Successfully integrated the CRM system with existing software applications

• Delivered the project within the specified timeline and budget
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Q2. Challengea faces during the projects
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Q3. How do you overcome your challengea
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Q4. What is agile methodology
Ans. 
Agile methodology is a project management approach that emphasizes flexibility, collaboration, and incremental progress.
• Focuses on iterative development and frequent feedback

• Encourages adaptive planning and responding to change

• Promotes collaboration between cross-functional teams

• Common frameworks include Scrum, Kanban, and Extreme Programming

• Delivers working software in short, time-boxed iterations
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Q5. How do you tackle tough clients
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