Explanation

The loudness of a sound depends on the Amplitude of the vibration

 Loudness is proportional to the square of the amplitude

if the amplitude is increased by three times, the loudness also increases by nine times.

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ND4-12-2022

Explanation

Be Up to your ears: means "to be very busy" 

idiom. to be very busy, or to have more of something than you can manage

for example:

I'm up to my ears in work.

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ND4-12-2022

Explanation

Explanation

Hala is a city and taluka of Matiari district of Sindh.

Hala was given the status of Taluka of Hyderabad District in 1848.

In 2005, it became part of Matiari District.

Hala is located on the N-5 National Highway of Pakistan

Hala is famous throughout the subcontinent for:

art,

glazed colored pottery (Kaashi),

woodwork (Jandi),

cloth printing,

woven cloth (Sussi)

and khaddar made of handmade khaddi.

ND17-7-2023

Explanation

Know everything about Queen Elizabeth II

Queen Elizabeth died on 8 September 2022 in Scotland.

Queen Elizabeth II was born in Mayfair, London on 21 April 1926.

Elizabeth became Queen on 6 February 1952 after the death of her father King George.

Elizabeth became Queen at the age of 25.

Elizabeth administrated oath to the 15th Prime minister of UK Liz Truss on 6 September 2022 (2 days before death).

Elizabeth II is the first female monarch to have the longest reign in British history.

Elizabeth reigned over 70 years and 214, longest of any British monarch.

Elizabeth II was also the queen of 14 other commonwealth realms in addition to the UK.

Elizabeth visited Pakistan in 1961 & 1997.

Elizabeth II also remained monarch of Pakistan from 6 February 1952 to 23 March 1956.

Her eldest son Charles, automatically became king of the United Kingdom and the head of state of 14 other realms including Australia, Canada and New Zealand.

Explanation

Questions 1 – 7

Nine individuals: Ahmed, Bilal, Danish, Faisal, Haroon, Liaquat, Maryam, Shiza, and Zeeshan are to serve on three committees labeled A, B, and C.

1. Each candidate should serve on exactly one of the committees
2. Every committee must have at least one member
3. Committee A should consist of exactly one member more than that committee B
4. Among Maryam, Shiza, and Zeeshan none can serve on committee A
5. Among Faisal, Harron, and Liaquat none can serve on committee B
6. Among Ahmed, Bilal, and Danish none can serve on committee C

Explanation

Attabad Lake is a lake located in the Gojal region of Hunza Valley in Gilgit−Baltistan, Pakistan

It was created in January 2010 

Length: 20.9 km

Max. depth: 109 m (358 ft)

Area: 72,971 km²

Founded: July 1, 1970

Largest city: Skardu

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AGM 09-2-2023

Princely state

Explanation

Braille is a system that uses combinations of raised dots to spell letters and numbers.

Louis Braille was a French educator and the inventor of a reading and writing system

Braille was blinded at the age of three in one eye

Born: 4 January 1809 Coupvray, France

Died: 6 January 1852 (aged 43) Paris, France

Resting place: Panthéon, Paris Coupvray

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ND4-12-2022

Explanation

Water-soluble vitamins:

1. vitamin C
2. and the B-complex vitamins, such as vitamin B6, vitamin B12,
3. and folate

must dissolve in water before they can be absorbed by the body, and therefore cannot be stored. 

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بی کمپلیکس وٹامنز اور وٹامن سی پانی میں گھلنشیل وٹامنز ہیں

جو جسم میں محفوظ نہیں ہوتے اور انہیں ہر روز استعمال کرنا چاہیے۔

وٹامن سی، جسے ایکروبک ایسڈ کے نام سے بھی جانا جاتا ہے،

ایک پانی میں گھلنشیل وٹامن ہے،

جس کا مطلب ہے کہ یہ جسم میں ذخیرہ نہیں کیا جا سکتا اور ہمیں اسے غذائی ذرائع سے لینا چاہیے۔

یہ وٹامنز کھانے کی ذخیرہ اندوزی اور تیاری کے دوران آسانی سے تباہ یا دھوئے جا سکتے ہیں۔

ND4-12-2022

Explanation

• Aftab Alam Khan Afridi is the current law minister of Khyber Pakhtunkhwa (KPK)

  Belonging: Kohat

  Appointed in 2024.