Curioustab

Home » Chemical Engineering » Process Control and Instrumentation

Flame photometry is used for the determination of compositional analysis of

solids
alkali metals
natural gas
isotopes

Correct Answer: alkali metals

← Previous Question Next Question→

More Questions from Process Control and Instrumentation

Which of the following is not suitable for measuring the temperature of a red hot object in the range of 800 - 1600°C?
Gain margin is equal to the
Reference points i.e., ice point and steam point in Reaumer temperature scale are respectively
Which of the following is not a composition measuring instrument?
A control system has the following transfer function The initial value of the corresponding time function is
Mercury thermometer is commonly used for low temperature measruement. The freezing point and boiling point of mercury are respectively __________ °C.
Which of the following instruments is not used for measuring sub-zero (<0°) temperatures?
Dome temperature of blast furnace stove is most accurately measured by a
Ordinary mercury in glass thermometer is used for measuring temperature upto 120°C. However, for measuring higher temperature upto __________ °C, thermometer is made by filling nitrogen under pressure above the mercury, which stops the evaporation of mercury and reduces the chance of broken thread of mercury.
A manometer measures the __________ pressure.

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion