Explanation

حضرت موسیٰ علیہ السلام مصر میں پیدا ہوئے جب فرعون کا ظلم اپنے عروج پر تھا۔

ان کی پیدائش کے وقت فرعون نے بنی اسرائیل کے لڑکوں کو قتل کرنے کا حکم دے رکھا تھا۔

Explanation

Use "the" before specific, well-known places like "Lahore Museum."

"The" specifies a particular museum known to both speaker and listener.

Explanation

"Umbrella" begins with a vowel sound /ʌ/ (uh).

"Unit" and "University" start with a consonant 'y' sound (/j/).

Explanation

The Latin word "fevere" means "to boil", referring to the bubbling appearance during fermentation.

This bubbling is due to the release of gases like carbon dioxide during the process.

Explanation

Explanation

Let's find the HCF (Highest Common Factor) of 14, 56, and 98:

Step-by-step:

Factors of 14: 1, 2, 7, 14

Factors of 56: 1, 2, 4, 7, 8, 14, 28, 56

Factors of 98: 1, 2, 7, 14, 49, 98

Common factors: 1, 2, 7, 14

→ HIGHEST common factor = 14

Explanation

"We've" is the correct contraction for "we have."

It combines the subject "we" with the auxiliary verb "have."

Explanation

Infra-red waves are electromagnetic waves and do not require a medium to travel.

Mechanical waves like water, sound, and seismic waves need a medium (solid, liquid, or gas) to propagate.

Explanation

Hero's formula (also spelled Heron's) is used to find the area of a triangle when all three sides are known.

Heron's formula:

Area = √(s(s-a)(s-b)(s-c))

where:

- a, b, and c are the lengths of the sides

- s is the semi-perimeter (s = (a+b+c)/2)

Explanation

The hierarchical model organizes data in a tree-like structure, similar to an organizational chart, where each record has a single parent and can have multiple children.

It represents relationships between data in a parent-child hierarchy.