Explanation

• "I am satisfied with his performance."
• میں اس کی کارکردگی سے مطمئن ہوں۔
• The preposition "with" is used to express satisfaction or dissatisfaction about something or someone.

Last verified on 24-05-2026

Explanation

• Speed: ~300,000 km/s (exactly 299,792 km/s)
• Symbol: c
• Medium: Vacuum (space)
• Type: Electromagnetic waves
• Constant: Universal physical constant

Last verified on 16-05-2026

Explanation

• Artist: Leonardo da Vinci (1452–1519)
• Painting Period: 1503–1519
• Origin: Italy
• Current Location: Louvre Museum, Paris, France
• Famous Features: Mysterious smile, sfumato technique, widely copied and recognized globally

Last verified on 18-01-2026

Explanation

• Rohtas Fort near Jhelum was built by Sher Shah Suri.
• He was the founder of the Suri Empire in India.
• Rohtas Fort is a 16th-century fortress.
• It is located near the city of Dina in Jhelum.
• The construction started in 1541.
• Rohtas Fort has 14 gates.

Last verified on 01-05-2026

Explanation

• Hazrat Usman Ghani (RA) is known as Malik-ut-Tajjar (King of Traders).
• He was a very successful and wealthy merchant.
• 3rd Caliph: Hazrat Usman (RA) (644–656)
• Purchased Well of Ruma for المسلمين
• Funded Army of Tabuk
• Among the Ashra Mubashra (10 promised Jannah)

Last verified on 26-04-2026

Explanation

• The Great Mosque of Damascus is also known as the Umayyad Mosque.
• It was built by the Umayyad Caliph al-Walīd I between 705 and 715 CE.
• It is located in the old city of Damascus.
• It is the capital of Syria.
• It is one of the largest and oldest mosques in the world.
• The mosque opened in 715 AD.

Last verified 25-04-2026

Explanation

• A simple microscope is used to magnify small objects.
• It works by bending light to produce a larger image.
• Only a converging lens can produce a magnified virtual image.
• A convex lens has this property.
• Therefore, simple microscopes use a convex lens.

Last verified on 12-04-2026

Explanation

Explanation

• Average Distance: 3,84,400 km
• Orbit Period: 27.3 days
• Moon Diameter: 3,474 km
• Earth Diameter: 12,742 km
• Closest Point (Perigee): ~363,300 km
• Farthest Point (Apogee): ~405,500 km

Last verified on 01-04-2026

Explanation

• The Mariana Trench is the deepest part of the Earth.
• It is located in the western Pacific Ocean.
• Its deepest point is called Challenger Deep.

Additional information:

• Depth: 10,994 meters
• Length: ~2,550 km
• Width: ~69 km

Last verified on 31-03-2026