Resources › CA MCQ Practice
2 Jul 2026SCIENCE & TECHNOLOGY3 questions

India Approves Its First PinS Instrument Approach Procedure for Helicopter Operations

UPSC-standard MCQs with explanations, trap analysis, and approach guide. Answer after the test — not before.

1

Easy

1

Medium

1

Hard

Practice this set

3 questions · full analysis after submission · no sign-up required

Article summary

India's Directorate General of Civil Aviation (DGCA) has approved the country's first Point-in-Space (PinS) Instrument Approach Procedure for helicopter operations, marking a historic milestone in Indian civil aviation. PinS procedures allow helicopters to navigate safely to a designated point in space using satellite-based navigation (GNSS/SBAS), after which pilots transition to visual flight to reach the final landing site — enabling operations in low-visibility, mountainous, or remote terrain where conventional instrument approaches are impossible. This approval is critical for expanding helicopter connectivity to India's hilly states, remote tribal belts, and offshore platforms, directly supporting the UDAN (Ude Desh ka Aam Naagrik) regional connectivity scheme's last-mile objectives. Globally, PinS procedures have been standard in countries like Norway, Switzerland, and Canada for over a decade, enabling year-round helicopter emergency medical services (HEMS) in difficult terrain. For UPSC, this intersects GS3 infrastructure, GS2 governance of regulatory bodies, and India's broader push toward Performance-Based Navigation (PBN) under ICAO standards.

What this tests

recallTests whether you read the article and retained key facts.
1Q
applicationTests whether you can apply the concept to a new scenario.
1Q
analysisTests whether you can reason across multiple related facts.
1Q

Sample questions — answers revealed after test

SCIENCE & TECHNOLOGYRecallEasy

Q1. With reference to PinS (Point-in-Space) Instrument Approach Procedures recently approved in India, which of the following statements is correct?

APinS procedures guide a helicopter via GNSS to a defined aerial waypoint, after which the pilot transitions to visual flight to reach the helipad.
BPinS procedures are a variant of the Instrument Landing System (ILS) adapted for rotorcraft operations on designated runways.
CThe Airports Authority of India (AAI) holds the statutory authority to approve PinS procedures under the Aircraft Act, 1934.
DPinS falls under sensor-specific navigation standards, replacing Performance-Based Navigation (PBN) for helicopter approach operations.
Answer revealed after you submit the test
SCIENCE & TECHNOLOGYApplicationMedium

Q2. A helicopter operator running emergency medical evacuation services in a mountainous state finds that flights are frequently cancelled due to low-visibility conditions (clouds, fog, poor ceiling), making services unreliable for critical patients. Which of the following policy and technology interventions, taken together, would most directly resolve this specific operational constraint?

AExpanding UDAN Phase 4.0 route allocations to include more heliports and increasing viability gap funding for helicopter operators in hill states.
BApproving PinS Instrument Approach Procedures at the relevant heliports and ensuring helicopters are equipped for Performance-Based Navigation operations.
CIntegrating NavIC signals into the helicopter's onboard avionics to replace GPS dependency, thereby improving signal accuracy in mountainous terrain.
DMandating installation of ILS (Instrument Landing Systems) at all heliports receiving UDAN funding, with DGCA certification for each site.
Answer revealed after you submit the test
SCIENCE & TECHNOLOGYAnalysisHard

Q3. Consider the following statements regarding India's approval of PinS Instrument Approach Procedures and their broader implications: 1. PinS procedures fall under the Performance-Based Navigation (PBN) framework as defined in ICAO's PBN Manual (Doc 9613), replacing the need for ground-based navigation aids such as VOR and NDB at heliports. 2. The UDAN scheme's heliport connectivity component was operationally viable as an all-weather service even before PinS approval, provided operators held valid DGCA instrument flight approvals. 3. NavIC's potential integration into PinS procedures is primarily significant for reducing India's dependence on the US Global Positioning System (GPS) for civil aviation navigation. 4. Under India's regulatory framework, AAI is responsible for designing and publishing PinS approach charts, while DGCA holds the statutory authority to approve such procedures under the Aircraft Act, 1934. Which of the above statements are correct?

A1 and 4 only
B1, 3 and 4 only
C2 and 3 only
D1, 2 and 4 only
Answer revealed after you submit the test