Explanation

An Electrocardiogram (ECG) records the electrical activity of the heart.

It helps diagnose heart conditions like arrhythmias, heart attacks, and other cardiac issues.

Explanation

The Al-Hudaibiyah Treaty was signed in 6 AH for 10 years.

It was scribed by Ali ibn Abi Talib (R.A).

Hudaibiyah is the name of tree.

It is referred to as "Fatah Al-Mubeen" (the clear victory) in Surah Al-Fatah.

The event occurred during the time of the Islamic Prophet Muhammad SAW.

It was a pivotal agreement between Muhammad representing Medina and the Qurayshi tribe of Mecca.

Suhail bin Amr signed on behalf of Mecca.

It contained 7 clauses.

Explanation

The Chaukhandi graves are located 29 km east of Karachi, Sindh province of Pakistan.

They are famous for their delicate stone carvings with intricate geometric patterns.

Explanation

Pakistan's second Presidential Elections were held on 2 January 1965.

There were four candidates: Ayub Khan, Fatima Jinnah and two obscure people with no party affiliation.

Explanation

حضرت عثمانؓ کے مکہ میں رکنے کی وجہ سے مسلمانوں میں یہ افواہ پھیل گئی کہ کفار مکہ نے انہیں شہید کر دیا ہے۔

اس واقعے کے بعد مسلمانوں نے نبی کریمؐ کے ہاتھ پر بیعتِ رضوان کی۔

Explanation

To find 12% of 625:

12% of 625 = 0.12 * 625

= 75

Now, subtract 75 from 625:

625 - 75 = 550

Explanation

The formula for area is:

Area = Length * Width

96 = L * 3

L = 96 / 3

L = 32

Explanation

A prefix is a group of letters added at the beginning of a word to change its meaning.

"un-" is a prefix meaning "not" (e.g., unhappy = not happy)

Explanation

Edward Thorndike introduced the Laws of Learning, particularly the Law of Effect, which states that behaviors followed by satisfying outcomes are more likely to be repeated.

His work laid the foundation for behaviorist theories in psychology and education, focusing on how animals and humans learn through trial and error.

Explanation

In a regular hexagon, all interior angles are equal. The sum of the interior angles of a hexagon is:

(6 - 2) × 180° = 720°

Since there are 6 equal angles:

Each angle = 720° / 6

Each angle = 120°