A mercury barometer is used for measuring_________
...A mercury barometer is used for measuring_________
wind speed
atmospheric pressure
sunshine
temperature
Correct answer is B
A mercury barometer is a barometer in which the weight of a column of Mercury in a glass tube with a sealed top is balanced against that of the atmosphere pressing on an exposed cistern of Mercury at the base of the Mercury column with the height of the column varying with atmospheric pressure
All the following are products of the chemical industry except ...
Which of the following is NOT true of most developing countries? ...
British foreign investments are concentrated in ...
Which of the following is not characteristic of major world cities? ...
A river transport its load through the following processes except ...
The likely harzards to shipping at the North American end of the North Atlantic sea route are ...
The total value of the word's export commodities represented in Fig 1 is ...