Explanation

• Battery is a device that converts chemical energy into electrical energy.
• Batteries work by using a galvanic cell.
• It is an electrochemical device made up of two electrodes and an electrolyte solution.

Last verified on 16-03-2026

Explanation

Major Kharif Crops

1. Rice
2. Sugarcane
3. Cotton
4. Maize
5. Bajra
6. Jowar

• Start: April – June
• End: September – October

• Sowing: October – December
• Harvesting: March – May

Last verified on 27-01-2026

Explanation

• Nicolaus Copernicus is called the Father of Modern Astronomy.
• He introduced the heliocentric theory in 1543.
• This theory stated that the Sun is at the center of the solar system.
• His ideas changed the old belief that Earth is the center.

Additional information:

• Galileo Galilei, a later figure, is often called the "father of observational astronomy".

Last verified on 01-06-2026

Explanation

• Aga Khan III was the first president of the All-India Muslim League, founded in 1906.
• He led the Muslim deputation to the British Viceroy the same year to represent Muslim interests.
• Born: 2 November 1877, Karachi
• Died: 11 July 1957, Versoix, Switzerland
• Burial: Aga Khan Mausoleum, Egypt

Founders of All-India Muslim League:

1. Muhammad Ali Jinnah
2. Aga Khan III
3. Khwaja Salimullah
4. Hakim Ajmal Khan

Last verified on 16-03-2026

Explanation

• The largest planet in our solar system is Jupiter.
• 5th planet
• 79 known moons (Maximum number of moons)
• The Great Red Spot is a prominent feature
• Giant planet and the fastest-rotating planet 
• Rotates approximately once every 10 hours.
• Age is about 4.603 billion years.

Additional information

• Mercury is the smallest planet of the solar system.

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Last updated by NA on 25-April-2026

Explanation

Serbia Capital is Belgrade.

Serbia Currency is Serbian Dinar.

Serbia official language is Serbian.

Serbia located is in Continent Europe.

Serbia Primary Religion is Christianity.

Serbia Head of Govt. is Prime Minister – Ana Brnabić.

Serbia Parliament called .

Tricks for Remember

DINAR

 K-S in J-A-I-L

**K-S**

K-Kuwait

S-Sudan

**J-A-I-L***

J-Jorden

A-Algeria

I-Iraq

L-Libya

Last verified on 30-05-2026

Explanation

• Asia is the largest continent by land area and population.
• It covers about 44.58 million sq km.
• Around 60% of the world’s population lives in Asia.
• It has 40+ countries, including China, India, and Indonesia.
• It makes up about 30% of Earth’s land area.

Last verified on 07-02-2026

Explanation

Explanation

• In MS Word, the Help feature is used to get guidance about tools and commands.
• The shortcut key to open Help is F1.
• It opens Microsoft Word Help window or support page.

Additional information:

• F2: Used to move or rename text.
• F3: Inserts AutoText entries if available.
• F4: Repeats the last action performed.
• F5: Opens the "Find and Replace" dialog box with the "Go To" tab active.

Last verified on 29-05-2026

Explanation

• The Ruler in MS Word is used for formatting and alignment.
• It helps set tabs, page margins, and indents.
• It improves document layout and text positioning.
• Both horizontal and vertical rulers assist in precise formatting.

Last verified on 29-05-2026