science

Portsmouth Aerocar

Portsmouth Aerocar is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Portsmouth Aerocar rather than just read about it. In short: The Portsmouth Aerocar was a British light utility aircraft design of the late 1940s. It was intended to be an aircraft that could be used for a variety of tasks including transport "mobile office" but only one prototype was built being scrapped in 1950.

Key takeaways

Portsmouth Aerocar belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Portsmouth Aerocar to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Portsmouth Aerocar from memory before moving on to harder problems.

Reference excerpt

The Portsmouth Aerocar was a British light utility aircraft design of the late 1940s. It was intended to be an aircraft that could be used for a variety of tasks including transport "mobile office" but only one prototype was built being scrapped in 1950.

Design and development The Aerocar was a high-wing monoplane with gondola fuselage and twin-boom tailplane and tricycle undercarriage. The cabin could hold five passengers in addition to the pilot. Four doors were fitted to the cabin. The manufacturer claimed that as well as taking off in 160 yards on (dry) grass, it could climb on one engine at full load at 230 ft/min (70 m/min). It was of composite construction; fabric-covered wooden wings, tail booms and tail fitted to a metal fuselage but the production model would have been all-metal. Clamshell doors at the rear of the fuselage were advertised. Construction of both a Major and Minor variants was started but the company decided that the Minor would not have enough power and construction was abandoned. The Major prototype was completed and started taxying trials at Portsmouth on 18 June 1947, Frank Luxmoore was pleased with the trials so he undertook the maiden flight the same day. It was exhibited at the Society of British Aircraft Constructors airshow but funding for the development of the Aerocar was dependent on an agreement for licence manufacture in India. With the uncertainty arising from the partition of India in 1947, this became unlikely and Portsmouth Aviation was unable to continue with development. With Lionel Balfour, the driving force behind the Aerocar, no longer part of the company the Aerocar was stored until scrapped. To support planned production in India the uncompleted Minor was sent to act as a pattern aircraft, the Indian financial backers failed to support the project and the idea of production in India was abandoned.

Variants Aerocar Major Powered by two 155hp Cirrus Major engines and a retractable landing gear, one prototype built and flown. Aerocar Minor Planned variant powered by two 101 hp (75 kW) Cirrus Minor II engines and a retractable landing gear, construction of a prototype abandoned and moved to India to act as a pattern aircraft for local production. Aerocar Senior Proposed variant of the Major with a fixed landing gear and lower level of equipment fit. Aerocar Junior Proposed variant of the Minor with a fixed landing gear and a lower level of equipment fit.

Specifications (Aerocar Major) Data from Jane's all the World's Aircraft 1947General characteristics Crew: 1 Capacity: 5 Length: 26 ft 3 in (8.00 m) Wingspan: 42 ft (13 m) Height: 10 ft 7 in (3.23 m) Wing area: 255 sq ft (23.7 m2) Empty weight: 2,600 lb (1,179 kg) Max takeoff weight: 3,950 lb (1,792 kg) Max Landing Weight: 3,800 lb (1,700 kg) Powerplant: 2 × Blackburn Cirrus Major III 4-cyl air-cooled inverted in-line piston engines, 155 hp (116 kW) each Propellers: 2-bladed fixed pitch airscrews Performance

Maximum speed: 167 mph (269 km/h, 145 kn) Cruise speed: 153 mph (246 km/h, 133 kn) Range: 620 mi (1,000 km, 540 nmi) Service ceiling: 19,800 ft (6,000 m) Rate of climb: 1,180 ft/min (6.0 m/s)

Worked examples

Example 1 — a first encounter with Portsmouth Aerocar

Start with the simplest possible case. Write down what Portsmouth Aerocar claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Portsmouth Aerocar before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Portsmouth Aerocar ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Portsmouth Aerocar

In research: Portsmouth Aerocar appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Portsmouth Aerocar in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Portsmouth Aerocar is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1940s British civil utility aircraft, Aircraft first flown in 1947, High-wing aircraft, so understanding it makes those chapters shorter.
In everyday life: Look for Portsmouth Aerocar outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

Ask Teacher Smith questions about this articleOpens your AI tutor with a question about “Portsmouth Aerocar” →

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Portsmouth Aerocar in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Portsmouth Aerocar means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Portsmouth Aerocar out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Portsmouth Aerocar in simple terms?

Why does Portsmouth Aerocar matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Portsmouth Aerocar?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Portsmouth Aerocar.