Explanation

• Fission is the process of splitting an atomic nucleus into smaller nuclei, releasing a large amount of energy.
• It is used in nuclear power plants and atomic bombs.

Last verified on 12-04-2026

Explanation

Let's solve step by step using BODMAS rule:

2 × 2 + 2 ÷ 2

= 4 + 1

= 5

Last verified on 01-04-2026

Explanation

A dialogue is a conversation between two or more people.

It is commonly used in stories, plays, and films to show interaction between characters.

Explanation

1 kilowatt hour (kWh) = 1000 watts × 3600 seconds

1 kWh = 1,000 × 3,600 = 3,600,000 joules (J)

Explanation

مرکب کی تعریف

کلمات کے مجموعہ کو مرکب کہتے ہیں۔

مرکب کی اقسام

مرکب کی دو قسمیں ہوتی ہیں

(1) مرکب ناقص (2) مرکب تام

(1) مرکب ناقص

 وہ مرکب ہے جس سے سننے والے کو پورا مطلب سمجھ میں نہ آئے۔

(2) مرکب تام

 وہ مرکب ہے جس کے سننے سے پورا مطلب سمجھ میں آجائے۔

Explanation

اور اپنی آواز کو پست رکھو کا ترجمہ قرآن پاک کی آیت ہے۔

یہ سورہ لقمان (31:19) کی آیت ہے، جہاں لقمان اپنے بیٹے کو نصیحت کرتے ہیں۔

Explanation

"In the red dress" starts with the preposition "in" and ends with a noun — making it a prepositional phrase.

It describes which girl Hira is, giving more detail about the noun.

Explanation

In a dry cell, the electrolyte is a paste of ammonium chloride mixed with zinc chloride.

This paste allows the flow of electric current by enabling the movement of ions within the cell.

Explanation

The distance between the optical center and the principal focus is called the focal length of the lens.

while

A negative focal length indicates that the system diverges light.

Explanation

Electric fire alarms often use the principle of expansion, where materials expand when heated due to a fire, triggering the alarm.

As the temperature rises during a fire, the metal or bimetallic strips in the alarm expand, activating the electrical circuit to sound the alarm.