A. Its higher boiling point (290°C) increases its heat carrying capacity
B. Comparatively less weight of coolant is required
C. Smaller radiator can be used
D. All a, b & c
Correct Answer: All a, b & c ✔
Last Updated: February 08, 2019
Related MCQs
- The product (s) of roasting of a sulphide ore is (are) ?
- A jig is used while __________ a hole?
- The heat treatment to which the steel wire containing > 0.25% carbon is subjected to is__________?
- Gantt charts are used for streamlining the__________?
- Thermodynamic cycle involved in the working of a thermal power plant is the __________ cycle ?
- Faraday’s law of electrolysis is related to the__________?
- Suitability of steel for its use in cable is judged by its strength in__________?
- Change in volume of metals from absolute zero temperature to their melting points is__________?
- Which of the following commonly used condenser tube materials has the lowest thermal conductivity ?
- One ton of refrigeration is not equivalent to the heat removal rate of __________?
- Gage pressure within a spherical droplet of a fluid is ‘p’. What will be gage pressure within a bubble of the same size & of the same fluid ?
- In chemical dehumidification of air__________?
- Fire refining process is employed in case of__________?
- __________ test is the appropriate test to determine whether a material is ductile or brittle ?
- The two elements required to form substitutional solid solution should not have__________?
- The temperature at which ferromagnetic material can no longer be magnetized by the outside forces, is termed as the__________?
- Wohler test is a destructive test to find out the __________ strength of a prepared metal specimen ?
- Primary designation of steel is based on its__________?
- Powder metallurgy is used to produce__________?
- The most important function of a washer is to provide bearing area and washers are normally specified by their hole diameters. The diameter of washer as compared to the nut is__________?
- Moist climate is the most favourable factor in the site selection far a__________?
- Cold cracking in the heat affected zone of a high strength steel weld can take place because of the__________?
- Which of the following forces does not act on a fluid at rest ?
- On oscilloscope screen for dynamic measurement, lissajous diagram is normally used to determine the __________ of the input signal?
- In connection with corrosion of metals, passivation is the process that__________?
- Tempering of a material does not improve its__________?
- Heat flow across a hollow sphere of inner radius ‘r1’ and outer radius ‘r2’ is directly proportional to__________?
- Plasma is__________?
- Materials having resistivity ranging from 1 to 100 ohm. cm is termed as__________?
- Steel containing low percentage of nickel, chromium & tungsten are termed as the __________ steel ?
- The most important requirement for aluminium industry is the availability of cheap __________?
- Which of the following is a boiler accessory i.e., not a boiler mounting ?
- What is the value of included angle of a triangular notch for maximum discharge ?
- Diamagnetic materials__________?
- The hardenability of steel decreases with__________?
- For a thermodynamic system undergoing a process, which of the following pairs best expresses the relationship similar to that expressed by the pressure volume plot ?
- Brittleness induced due to the presence of sulphur in steel can be reduced by adding__________?
- Closeness of packing is maximum in case of __________ crystal lattice?
- In the Bayer’s process, bauxite is digested under pressure using __________?
- __________ of hard alloy and tool steel is done to make it easily machinable ?
- At 100% relative humidity, the dew point temperature of moist air is__________?
- In a neutral solution__________?
- Elimination of brittleness resulting from welding of saw blades is done by __________ of the welded portion ?
- Which of the following is not the commercial name of poly-methyl-methacrylate (PMMA) ?
- Maximum permissible air velocity in pipelines is about __________ metre/second ?
- Resilience of a bolt can be increased by increasing its __________?
- __________ temperature remains constant during adiabatic saturation process of unsaturated air ?
- The refractory brick which has good thermal shock resistance at high temperature but cracks on cooling below 400°C is__________?
- Use of economiser in a boiler plant reduces the fuel consumption for steam generation by about __________ percent ?
- Work done by a/an __________ process is determined by ∫p. dv ?
- In troposphere (the weather domain), the temperature ‘t’ at height ‘h’ above the sea level in metres is given by (where, temperature at sea level is 15°C and t is in °C.) ?