Explanation

An aerosol is a colloidal suspension of liquid droplets in a gas, commonly air.

Examples include fog, mist, and spray deodorants.

Explanation

Cost per student: 1 3/8 = 11/8

Total amount: 13 3/4 = 55/4

Now, divide the total amount by the cost per student:

Number of students = Total amount ÷ Cost per student

= (55/4) ÷ (11/8)

= (55/4) × (8/11)

= 55 × 2 / 11

= 110 / 11

= 10

Explanation

Corporal is a lower-ranking military position.

While Major, Captain and Colonel are officer ranks.

Therefore, Corporal is the odd one out in terms of rank level.

Explanation

غزوہ تبوک میں منافقین موسم کی شدت اور دشوار راستوں کا بہانہ بنا کر پیچھے رہ گئے تھے۔

اس غزوہ میں حضرت محمد صلی اللہ علیہ وسلم نے شدید گرمی اور طویل سفر کے باوجود جہاد کا عزم کیا تھا۔

Explanation

An electrostatic precipitator is a device used in factories and power plants to remove dust and smoke particles from exhaust gases.

It helps in air pollution control by using electrical charges to attract and collect harmful particles.

Explanation

In 1926, Schrödinger proposed the Quantum model of the atom using wave equations.

This model describes electrons as wave-like rather than fixed orbits.

Explanation

"Cloud" begins with the consonant sound "C", not a vowel sound.

The Ostrich, Apricot, Octopus — start with vowel sounds.

Explanation

Magnesium (Mg) electronic distribution = 2, 8, 2

The number of shells = 3 (so Period = 3)

The number of electrons in the outermost shell = 2 (so Group = 2)

Explanation

"Wail" means to cry loudly.

Wail means واویلا کرنا ۔ نوحہ یا ماتم کرنا ۔ غم کرنا ۔ رونا پیٹنا

Explanation

An angle less than 90° is called an acute angle.

Exactly 90°: Right angle

Between 90° and 180°: Obtuse angle

Exactly 180°: Straight angle

More than 180° and less than 360°: Reflex angle