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

• "Down" in this sentence shows movement from a higher place to a lower place.
• Prepositions of movement indicate direction or motion, such as into, onto, up, down, across etc.

Last verified on 28-01-2026

Explanation

An adverb modifies a verb, adjective, or another adverb by providing more information about how, when, where, or to what extent an action is performed.

Examples include words like quickly, very, and well.

Explanation

The rate of flow of charge at a certain point is called the Electric Current.

- Formula: I = Q / t, where  

  - I = current (in amperes),  

  - Q = charge (in coulombs),  

  - t = time (in seconds).  

- Measured in Amperes (A).  

- Direction of current is taken as the direction of flow of positive charges (conventional current).

Explanation

A hydrogenation reaction occurs when vegetable oils are converted to fats.

The double bonds of vegetable oils are broken down resulting in a saturated fat i.e. ghee.

Explanation

• Bile is produced by the liver and stored in the gallbladder.
• It is released into the small intestine to facilitate fat digestion and absorption.
• Bile breaks down fats into smaller particles, making it easier for enzymes to digest them.

Explanation

A curriculum is designed to address the needs, values, and challenges of a complex and diverse society, preparing students for real-world situations.

It includes various subjects, perspectives, and skills to help learners adapt to social, cultural, and economic diversity.

Explanation

Contractions (like "I'm," "you're," "don't") are commonly used in informal writing, such as personal or friendly letters.

In formal and official letters, contractions are generally avoided to maintain a more professional tone.

Explanation

Ellipsis (…) is used to indicate a pause, omission, or unfinished thought in a sentence.

In this case, it suggests missing words or an intentional pause before completing the sentence.

Explanation

The surface area of a sphere is given by the formula: 4πr².

Substituting r = 7 cm, we get 4 × 3.1416 × (7)² = 616 cm².