10+ ZARINE JAMSHEDJI ARCHITECTS Interview Questions and Answers

Plastic defects can be controlled through proper material selection, process optimization, and quality control measures.

• Selecting the right type of plastic material for the specific application can help prevent defects.

• Optimizing the manufacturing process parameters such as temperature, pressure, and cooling time can reduce defects.

• Implementing quality control measures like regular inspections and testing can help identify and address defects early on.

Plastic material selection is crucial for design engineers due to factors like mechanical properties, cost, environmental impact, and manufacturability.

• Consider mechanical properties such as strength, stiffness, impact resistance, and temperature resistance.

• Evaluate cost factors including material cost, processing cost, and tooling cost.

• Assess environmental impact by looking at recyclability, biodegradability, and sustainability.

• Take into account manufacturability aspects lik...read more

I rate myself highly in Solid mechanics.

• I have a strong understanding of the principles and concepts of Solid mechanics.

• I have successfully applied Solid mechanics principles in my previous design projects.

• I am confident in my ability to analyze and solve complex Solid mechanics problems.

• I continuously update my knowledge and skills in Solid mechanics through professional development.

• I have received positive feedback from colleagues and supervisors on my Solid mechanics exper...read more

1st angle projection has the object placed in the first quadrant, while 3rd angle projection has the object placed in the third quadrant.

• 1st angle projection is commonly used in the United States, while 3rd angle projection is commonly used in Europe and Asia.

• In 1st angle projection, the top view is placed above the front view, while in 3rd angle projection, the top view is placed below the front view.

• 1st angle projection is considered more intuitive for beginners, while 3rd ...read more

Considerations for designing plastic products include material selection, manufacturing process, structural integrity, aesthetics, and functionality.

• Material selection is crucial for desired properties like strength, flexibility, and durability.

• Manufacturing process should be compatible with the chosen plastic material.

• Structural integrity must be ensured to withstand intended use and environmental conditions.

• Aesthetics play a role in consumer appeal and branding.

• Functionalit...read more

Different types of beams have various applications in engineering, construction, and architecture.

• I-beams are commonly used in construction for beams, columns, and joists.

• Hollow structural sections (HSS) beams are used in structural applications where weight is a concern.

• Box beams are used in bridge construction for their strength and durability.

• Composite beams combine materials like steel and concrete for increased strength and flexibility.

• Cantilever beams are used in struct...read more

Types of projection used in Engineering drawing include orthographic projection, isometric projection, and oblique projection.

• Orthographic projection: Shows multiple views of an object from different angles.

• Isometric projection: Represents a 3D object in 2D with equal measurements along each axis.

• Oblique projection: Displays a 3D object by projecting it onto a 2D plane at an angle.

I would create a 3D model using CAD software to visually represent a design concept or product.

• Start by sketching out the design concept on paper

• Use CAD software like SolidWorks or AutoCAD to create the 3D model

• Add dimensions, materials, and textures to the model for accuracy

• Review and refine the model based on feedback

• Export the model in a file format suitable for presentation or manufacturing, such as STL or STEP

Carnot cycle is an idealized thermodynamic cycle that operates between two heat reservoirs. Petrol cycle is a type of internal combustion engine cycle used in petrol engines.

• Carnot cycle is a theoretical thermodynamic cycle that consists of four reversible processes: isothermal expansion, adiabatic expansion, isothermal compression, and adiabatic compression.

• It is used to analyze the efficiency of heat engines.

• Petrol cycle, also known as the Otto cycle, is used in petrol engi...read more

There are various types of plastics, each with unique properties and uses.

• Common types include PET, PVC, HDPE, LDPE, PP, PS, and ABS

• Plastics can be categorized as thermosetting or thermoplastic

• Each type of plastic has different characteristics such as flexibility, strength, and heat resistance

Elements of stress strain curve include yield point, ultimate tensile strength, and fracture point.

• Yield point is the point on the curve where the material begins to deform plastically.

• Ultimate tensile strength is the maximum stress a material can withstand before breaking.

• Fracture point is the point at which the material fractures or breaks.

• Other elements may include elastic modulus, proportional limit, and strain hardening.

Resonance is the phenomenon of an object or system vibrating at its natural frequency when exposed to external forces.

• Resonance occurs when the frequency of the external force matches the natural frequency of the object or system.

• It leads to a significant increase in amplitude and energy of vibrations.

• Resonance can occur in various systems such as mechanical, electrical, and acoustic.

• Examples include a tuning fork vibrating when struck, a glass breaking due to a high-pitched ...read more

Strength of materials machine is used to test the mechanical properties of materials.

• Strength of materials machine is used to measure the strength, stiffness, and other mechanical properties of materials.

• It applies forces or loads to the material specimen and measures the resulting deformation or response.

• The machine can be used to determine the tensile strength, compressive strength, flexural strength, and fatigue strength of materials.

• It is commonly used in industries such ...read more

Low fatigue example in design engineering

• Using materials with high fatigue strength

• Designing components with smooth transitions to reduce stress concentrations

• Implementing proper surface treatments to improve fatigue resistance