20 Questions
What is the SI unit for pressure?
Newton per square metre (N/m2)
What is the conjugate parameter to volume in thermodynamics?
Pressure
Which unit of pressure was added to the SI system in 1971?
Pascal (Pa)
What is the CGS unit of pressure?
Barye (Ba)
What is the symbol for technical atmosphere?
at
Which unit is used to express pressure in the SI system?
Newton per square metre (N/m2)
What is the definition of gauge pressure?
Pressure relative to the standard atmospheric pressure
Which symbol is recommended by IUPAC for expressing pressure?
p
What is the traditional unit of pressure in the imperial and US customary systems?
Pound-force per square inch (psi)
Who was responsible for laying the foundations of an imperial city in Allahabad?
Mughal emperor Akbar
In which century was Allahabad a provincial capital in the Mughal Empire?
17th century
Which unit is defined as 1⁄760 of standard atmospheric pressure?
Torr
What is the traditional name used to denote the confluence of rivers where Allahabad is located?
Prayāga
What does the word 'Prayāga' mean in Sanskrit?
Place of a sacrifice
What does the term 'Triveni Sangam' refer to?
The physical meeting point of three rivers
Which of the following is NOT a title given to Prayagraj in the text?
Third most populous city in Northern India
What is the estimated population of Prayagraj according to the text?
1.53 million
What is the significance of Triveni Sangam mentioned in the text?
It is a religious pilgrimage site
What is the earliest reference to Prayagraj according to the text?
Vedic period
What was Prayagraj known as in the late Vedic period?
Kosambi
Test your knowledge on pressure and gauge pressure, and the various units used to express pressure. Learn about the concepts of force applied perpendicular to a surface and pressure relative to ambient pressure.
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