Which statement best defines mechanical engineering as described in the material?

• A discipline combining physics and mathematics with materials science to analyze, design, and manufacture machines and devices

• A branch focused solely on electrical systems and electronic circuits

• A field limited to maintenance of existing machinery without design aspects

• A study of chemical reactions for process industries only

Which activity is among the typical responsibilities of mechanical engineers within industries?

• Tax auditing

• Production, planning, and quality control

• Urban zoning approvals

• Language translation

Which role of mechanical engineers in society is emphasized?

• Producing luxury goods only

• Converting concepts into real‑world products and processes

• Regulating international trade treaties

• Replacing civil infrastructure planning

Which societal contribution by mechanical engineers supports sustainable development?

• Increasing fossil fuel dependence

• Overcoming environment‑related challenges for energy and material utilization

• Eliminating automation from factories

• Restricting product affordability

In the Energy Sector trends, which shift is highlighted to address India’s growing energy demand and fossil fuel depletion?

• Expansion of coal power plants

• Shift toward renewable sources such as solar, wind, biomass, tidal, hydro, and nuclear

• Exclusive adoption of diesel generators

• Reduction of battery storage use

Which technology adoption is noted in the Energy Sector trends?

• Gasoline carburetors

• Solar PV and lithium batteries with smart grids

• Steam engines

• Lead‑acid only storage

Industry 5.0 is characterized by which feature?

• Complete removal of humans from factories

• Collaboration between humans and smart systems

• Only analog controls

• Outsourcing all production

Which national initiative is linked to increasing manufacturing’s share in GDP from 16% to 25%?

• Digital India

• Make in India

• Swachh Bharat

• Skill India

In the automotive sector, what major transition is highlighted?

• From electric motors to steam engines

• From Internal Combustion Engines to Electric Vehicles

• From additive to subtractive manufacturing only

• From digital twins to paper logs

Which technology set is associated with aerospace sector trends?

• Hydraulic pumps, diesel engines

• 3D printing, AR, robotics, Big Data, autonomous systems, cloud computing, IoT

• Only manual riveting and inspection

• Coal gasification