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Explanation

The term RADAR was coined in 1940 by the United States Navy

It is an acronym for "radio detection and ranging".

It is a radiodetermination method  used to detect and track aircraft, ships, spacecraft, guided missiles, motor vehicles, map weather formations, and terrain.

Explanation

The Anglo-Mysore Wars were a series of conflicts between the Kingdom of Mysore

Ruled by Tipu Sultan and the British East India Company. 

Additional information 

The First Mysore War (1767–1769) was fought between the English East India Company and Haider Ali of Mysore.

It ended with the Treaty of Madras in 1769.

• Second Mysore War (1780–1784): Fought between the English and Haider Ali, later Tipu Sultan; ended with the Treaty of Mangalore.
• Third Mysore War (1790–1792): Fought between Tipu Sultan and the English, ending with the Treaty of Seringapatam.
• Fourth Mysore War (1799): Fought between Tipu Sultan and the British; Tipu Sultan was killed, and Mysore was brought under British control.

Explanation

چچ نامہ تیرہویں صدی میں علی کوفی کی فارسی میں ترجمہ کردہ کتاب ہے

جو اُن کے مطابق اُنھوں نے ایک عربی کتاب سے فارسی میں منتقل کی،

تاہم وہ عربی کتاب اب تک باقاعدہ دریافت نہیں ہو سکی ہے نہ ہی اس حوالے سے معلومات ہیں کہ وہ کس کی تصنیف تھی۔

تاہم اس کتاب میں موجود روایات اور تاریخی حوالوں کو محققین پرکھنے میں کامیاب رہے ہیں۔

Explanation

The Court was established in 1952 and is based in Luxembourg. 

It is composed of one judge per Member State, 

Currently 27 – although it normally hears cases in panels of three, five, or fifteen judges.

The Court has been led by President Koen Lenaerts since 2015.

Explanation

A heptarchy is a form of government where a country is divided into seven separate kingdoms, each ruled by its own king.

The word itself comes from the Greek words "hepta" (seven) and "archē" (rule). 

The seven kingdoms of:

1. East Anglia
2. Essex
3. Kent
4. Mercia,
5. Northumbria
6. Sussex
7. Wessex

Explanation

 A camcorder is a portable electronic device that combines a video camera and a video recorder.

It is used for recording videos along with sound.

Explanation

 In criminal justice, remission is the reduction of the term of a prison sentence, often granted for good behavior or other qualifying factors.

Explanation

 POTA stands for the Prevention of Terrorism Act. 

The Prevention of Terrorism Act, 2002 (POTA) was an Act passed by the Parliament of India by the Atal Bihari Bajpayee government in 2002, intending to strengthen anti-terrorism operations.

Explanation

Given:

• Cost Price (C.P.) = Rs. 1000

• Selling Price (S.P.) = Rs. 800

Step 1: Calculate Loss

$$text{Loss} = text{C.P.} - text{S.P.} = 1000 - 800 = text{Rs. 200}$$

Step 2: Calculate Loss Percentage

$$text{Loss$$1000​)×100=20%

Explanation

Given:

Dishwasher washes 12 dishes in 6 minutes

Time = 3 hours = 180 minutes

Step 1: Dishes per minute

12 dishes / 6 minutes = 2 dishes per minute

Step 2: Total dishes in 180 minutes

2 × 180 = 360 dishes