A. Increases
B. Decreases
C. Remains unchanged
D. Increases exponentially
Correct Answer: Decreases ✔
Last Updated: March 04, 2019
Related MCQs
- One micron is equal to __________ cm?
- Kopp’s rule is useful for the determination of__________?
- The unit of specific heat at constant pressure, Cp, in SI unit is__________?
- For an ideal solution, the total vapor pressure varies __________ with the composition (expressed as mole fraction)?
- Dry air is a mixture of__________?
- The reaction A + B → C has been conducted in a reactor as shown below. The numbers of balances (material) that can be made around the reactor are__________?
- An equation for calculating vapour pressure is given by, log10 P = A – B(t + c). This is called the__________?
- A gas occupies a volume of 283 c.c at 10°C. If it is heated to 20°C at constant pressure, the new volume of the gas will be __________ c.c?
- 1 BTU/lb.←°F is equivalent to __________ kcal/kg.°C?
- Which of the following is insensitive to changes in pressure ?
- °API gravity of water at N.T.P. is about__________?
- Pick out the wrong unit conversion of heat transfer rate?
- Othmer chart is useful in estimating the heat of__________?
- Concentration of a solution expressed in terms of __________ is independent of temperature?
- Methane is mixed with stoichiometric proportion of oxygen and completely combusted. The number of additional specifications required to determine the product flow rate and composition is__________?
- The reaction A + B → C has been conducted in a reactor as shown below. The number of boundaries around which material balance can be written, are__________?
- Applicability of Clausius-Clapeyron Equation is subject to the condition that the __________?
- A vapor whose partial pressure is less than its equilibrium vapor pressure is called a __________ vapor?
- Lower wall courses of soaking pits are made of __________ bricks to avoid the action of molten slag & scale?
- Refractories used in/for __________ should have low thermal conductivity?
- Faster rate of drying of moulded refractories results in high __________ of refractories?
- Carborundum used for making crucibles for melting non-ferrous metals is chemically__________?
- Permeability of bricks is a measure of the__________?
- Fireclay bricks are not used in the__________?
- Which form of silica has the highest specific gravity ?
- Thermal conductivity of refractory bricks__________?
- Magnesite refractories are generally not used in the__________?
- Which is not an acidic refractory ?
- Which is a neutral refractory ?
- Which is an acidic refractory ?
- In panel test for spalling resistance, the average face temperature of panel assembly is maintained at __________ °C for 24 hours?
- Fireclay bricks is not used for lining the__________?
- Fireclay refractories__________?
- Silica bricks are never used for lining the__________?
- Refractory bricks having lower porosity have __________?
- Ceramic recuperators used for waste heat recovery from high temperature flue gas going out of the furnace is made of __________?
- Pure oxide refractories are generally monocrystalline in nature and are self bonded __________ bricks are generally used as moderator in nuclear reactors?
- Quartz is__________?
- With increase in the porosity, thermal spalling resistance of fireclay brick__________?
- Refractoriness/fusion points of ‘Superduty’ refractories is __________ °C?
- Capacity of a refractory brick to withstand-sudden changes in temperature is denoted by the property called__________?