science

Panjagan

Panjagan 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 Panjagan rather than just read about it. In short: Panjagān was either a projectile weapon or an archery technique used by the aswaran heavy cavalry of the late military of Sasanian Persia, by which a volley of five arrows was shot. No examples of the device have survived, but it is alluded to by later Islamic authors, in particular in their description of the Persian conquest of Yemen, wherein the application of the unknown panjagan was supposedly the deciding fact…

Key takeaways

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

Reference excerpt

Panjagān was either a projectile weapon or an archery technique used by the aswaran heavy cavalry of the late military of Sasanian Persia, by which a volley of five arrows was shot. No examples of the device have survived, but it is alluded to by later Islamic authors, in particular in their description of the Persian conquest of Yemen, wherein the application of the unknown panjagan was supposedly the deciding factor in Persian victory.

Name The name panjagān (Middle Persian for "five-fold") is reconstructed from its Arabized forms recorded by the Islamic authors al-Tabari (بنجكان banjakān, فنجقان fanjaqān), al-Jahiz, and al-Maqdisi (فنرجان fanrajān). The word banjakiyya (بنجكية, "a volley of five arrows") mentioned by al-Jawaliqi is also related.

History

Al-Tabari records the use of panjagān by the Sasanian army during the Yemeni campaign of Wahriz against the Aksumites of Ethiopia, noting that the latter had not encountered it before. The author makes another allusion when describing the assault by the Persian asāwira (descendants of the Sasanian aswārān heavy cavalry) that killed Mas'ud ibn Amr, the governor of Basra, in 684 AD during the Second Islamic Civil War. As the advance of the 400-strong asāwira cavalry was halted by spearmen at the gates, the Persian commander Māh-Afrīdūn ordered his men to shoot with "fanjaqān", thus they hit them with "2,000 arrows in one burst", forcing the spearmen to retreat (2,000 equals 400 multiplied by five).

Analysis A. Siddiqi has translated the word as five-pointed/five-barbed arrow, but C. E. Bosworth consider this interpretation unlikely. Bosworth proposed that the term refers to a military technique of rapid shooting of five arrows in succession. However, Ahmad Tafazzoli's analysis of Middle Persian military terminology suggests that it was actually a device, probably a type of crossbow. Furthermore, a device capable of shooting five arrows simultaneously has been described in the work of Ā'īn-Nāmah. According to Kaveh Farrokh, use of the panjagan allowed the archer to shoot with greater speed, volume, and focus, creating a "kill zone". Thus, it may have been developed for the wars against the Göktürks and the Hephthalites, who were known for their agile cavalrymen.

See also List of lost inventions Polybolos Repeating crossbow, an ancient Chinese weapon Mad minute, a pre-WWI British military exercise for rapid firing and reloading Mounted archery Parthian shot

References

Worked examples

Example 1 — a first encounter with Panjagan

Start with the simplest possible case. Write down what Panjagan 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 Panjagan 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 Panjagan 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 Panjagan

In research: Panjagan 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 Panjagan 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: Panjagan is common in secondary-school and first-year university syllabi. It links to neighbouring topics Ancient weapons, Crossbows, History of archery, so understanding it makes those chapters shorter.
In everyday life: Look for Panjagan 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.

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How to study Panjagan in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Panjagan 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 Panjagan out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Panjagan in simple terms?

Why does Panjagan 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 Panjagan?

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 Panjagan.