Explanation

• Symbol: Na (from Latin natrium)
• Atomic number: 11
• Atomic mass: 22.99 u
• Group: 1 (alkali metals)
• Period: 3
• State at room temperature: Solid

Explanation

An imperative sentence gives a command, request, or instruction.

Example: Please close the door. or Sit down.

Explanation

Evaporation is the process where liquid turns into gas at temperatures below its boiling point.

It occurs at the surface of the liquid.

It is influenced by factors like temperature and surface area.

Explanation

The time period (T) of a simple pendulum is given by:

T ∝ √L

If the length (L) is made four times:

New time period T' ∝ √(4L)

T' ∝ 2√L

T' = 2T

The time period will become double.

Explanation

(+5) - (+7) = 5 - 7 = -2

Subtracting a larger positive number from a smaller one gives a negative result.

Explanation

Explanation

The National Assembly of the parliament consists of 336 members old was 342 reducing KPK from 61 to 55.

A member of the National Assembly is called MNA

Senate is the Upper house of parliament 

According to Article 51 (1) and 3(a) of the Constitution of the Islamic Republic of Pakistan

Article 51. (1) There shall be [three hundred and thirty-six] seats for members in the National Assembly, including seats reserved for women and non-Muslims.

Reference Click

ND7-5-2023

Explanation

Melting is the process where a solid turns into a liquid by absorbing heat.

It occurs at a specific temperature called the melting point.

Explanation

Nickel-Cadmium batteries use an alkaline electrolyte.

Potassium hydroxide (KOH) is a strong base and is commonly used as the electrolyte in Ni-Cd batteries. 

Explanation

On November 26, 1964, the first official television station in Pakistan commenced broadcasts from Lahore.

This was followed by 2nd Dhaka in 1965.

3rd Rawalpindi-Islamabad in 1965.

4th Karachi in 1966.