Related Questions

Capillary rise of mercury in a small diameter tube is proportional of (where, d = mercury of the rube, σ = surface tension of mercury)
A d
B 1/d
C σ
D 1/σ
Working principle of mercury in glass thermometer is based on the __________ of mercury with increase in temperature.
A Increase of pressure
B Increase of thermal conductivity
C Volumetric expansion
D Differential linear expansion
A mercury thermometer can not be used to measure the temperature below the freezing point of mercury, which is __________ °C.
A -38.9
B -11.9
C -60.9
D -80.9
Mercury thermometer is commonly used for low temperature measruement. The freezing point and boiling point of mercury are respectively __________ °C.
A - 39 and 350
B - 51 and 439
C - 79 and 395
D - 10 and 425
Capillary rise of mercury in a small diameter tube is proportional to (where, d = diameter of the tube, σ = surface tension of mercury)
A d
B $$\frac{1}{{\text{d}}}$$
C $$\sigma $$
D $$\frac{l}{\sigma }$$
Pressure difference between two points in vessels, pipelines or in two different pipelines can be measured by a differential manometer. The pressure difference measured as the mm of water coloumn in case of mercury-water, differential manometer is equal to (where, H = difference in height of mercury column in mm).
A H
B 12.6 H
C 13.6 H
D 14.6 H
Caustic soda is produced in a mercury cell having anode and cathode made respectively of moving mercury and
A Moving mercury and graphite
B Graphite and moving mercury
C Moving mercury and carbon
D Moving mercury and crimped steel wire
The Renaissance made a transition from the middle ages to the modern times. In the sentence above' transition' means----
A progress
B transition
C development
D regress
Which of the following transition-timing-function property specifies a transition effect with a slow start?
A ease
B ease-in
C ease-in-out
D none of the mentioned
Which of the following transition-timing-function property specifies a transition effect with a slow start, then fast, then end slowly
A ease
B ease-in
C ease-in-out
D none of the mentioned

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