Explanation

Zakat is typically 2.5% of the total wealth.

To find the total amount, divide the Zakat paid by 0.025 (8500 ÷ 0.025 = 340,000).

Explanation

The potential of pure water is zero.

Standard Electrochemical Potential:

The standard electrode potential of pure water is considered zero because it is the reference point against which other electrode potentials are measured.

Chemical Potential:

In thermodynamics, the chemical potential of pure water in its standard state (typically at 1 atm pressure and 25°C) is taken as a reference and thus has a relative value of zero.

Explanation

General Pervez Musharraf replaced General Jehangir Karamat as the Chief of Army Staff of Pakistan in 1998.

General Jehangir Karamat was a prominent military leader who served as the Chief of Army Staff from 1996 to 1998.

He was replaced by General Pervez Musharraf, who later became the President of Pakistan.

Explanation

Borstal institutions are designed for juvenile offenders.

It focusing on rehabilitation rather than punishment.

Pakistan has 1,300 juvenile offenders in jails.

92% of them are simply awaiting trial.

Explanation

Eratosthenes was the first person to calculate the Earth's radius in the 3rd century B.C.E.

He was a Greek astronomer who lived in Alexandria, Egypt.

Eratosthenes's calculation of the Earth's radius was 6,366 km, which is close to the modern value of 6,378 km.

Explanation

Petroleum, natural gas & coal are called non-renewable energy sources.

The most popular renewable energy sources currently are:

1.      Solar energy

2.      Wind energy

3.      Hydro energy

4.      Tidal energy

5.      Geothermal energy

6.      Biomass energy

RK12-12-2022

Explanation

لامہ محمد اقبال نے اپنی وفات سے 5 سال قبل 1933 میں اپنی مشہور نظم مسجدِ قرطبہ میں مسجدِ قرطبہ کو مندرجہ بالا انداز میں بیان کیا تھا۔ نظم کے عنوان کے نیچے عبارت میں لکھا ہے کہ یہ نظم اسپین کے شہر قرطبہ میں تحریر کی گئی تھی۔

Explanation

The ruler of Junagarh at the time of independence was Nawab Muhammad Mahabat Khanji III.

He was a Muslim ruler.

He initially opted to join Pakistan.

This decision was made despite the majority Hindu population in the state.

Explanation

After 10 days: 150 men had food for 35 days.

Suppose 125 men had food for x days.

Now, Less men, More days (Indirect Proportion)

 125 : 150 :: 35 : x        125 x x = 150 x 35

 x =         150 x 35

125

 x = 42.

Explanation

Germany was completely destroyed following the Second World War.

The Allies occupied Germany and divided it into four zones:

1. The American Zone
2. The British Zone
3. The French Zone
4. The Soviet Zone