NMTronics India Private Limited Interview Questions and Answers for Experienced

PNP transistor is a type of bipolar junction transistor. Multimeter is used to measure voltage, current and resistance. Tracing a circuit involves identifying the path of current flow. Mounting and unmounting components on PCB involves soldering and desoldering.

• PNP transistor is a three-layer semiconductor device with emitter, base and collector regions.

• Multimeter can be used in different modes such as voltage, current...read more

To automate a pressing operation, I would use sensors, actuators, and a control system for precise load management.

• Identify the pressing operation requirements, including load specifications and cycle time.

• Select appropriate sensors (e.g., load cells) to measure the force applied during pressing.

• Use actuators (e.g., hydraulic or pneumatic cylinders) to perform the pressing action.

• Implement a PLC (Programmable Logic Con...read more

First angle projection and third angle projection are two methods of creating 2D drawings of 3D objects.

• First angle projection is commonly used in Europe and Asia, while third angle projection is commonly used in North America.

• In first angle projection, the object is placed in front of the viewing plane and the orthographic projections are drawn behind it.

• In third angle projection, the object is placed behind the viewi...read more

Types of fits and tolerances are important in manufacturing to ensure proper functioning of parts.

• Fits refer to the degree of tightness or looseness between two mating parts.

• Clearance fit allows for free movement between parts, while interference fit requires force to assemble.

• Transition fit is a combination of clearance and interference fit.

• Tolerances refer to the allowable variation in dimensions of a part.

• A tight to...read more