A. Specific gravities
B. Densities
C. Gas characteristic constants
D. Molecular weights
Correct Answer: Molecular weights ✔
Last Updated: February 08, 2019
Related MCQs
- ‘Amortization’ in respect of financial obligation of a company means the__________?
- The surface tension of a liquid, at critical temperature is__________?
- The lightest non-inflammable gas is__________?
- Nickel and __________ are the alloying element added in steel to increase its toughness?
- Hydrogen in liquid steels is dissolved__________?
- Thermal efficiency of an internal combustion engine is around __________ percent?
- Which of the following is the most wear resistant grade of carbide used for the cutting tools ?
- Laser is a device to produce__________?
- Basic open hearth furnace (BOF) is not used for producing __________ steel?
- __________ circuit is most commonly used to measure strain with the help of a strain gauge?
- Lead is poured into the joint between two __________ pipes ?
- Co-efficient of performance of a Carnot cycle refrigerator operating between – 23°C and + 27°C is __________?
- Unit of surface tension in S.I. unit is__________?
- The noble metals__________?
- Which of the following is the most suitable abrasive for grinding high tensile strength materials ?
- The majority charge carriers in p-type silicon are__________?
- Quartz is a __________ material ?
- Force between the molecules of the same substance is called __________ force?
- Two wires of the same radius & material having length in the ratio of 1 : 2 are stretched by the same force. The strain produced in the two wires will be in the ratio of__________?
- Coating thickness in case of galvanising of steel sheet generally corresponds to the deposition of __________ gms of zinc per m2 of steel strip ?
- The highest stress that a material can withstand for a specified length of time without excessive deformation is called the __________ strength ?
- __________ is a special constituent of chlorophyll without which photosynthesis is not possible ?
- Steel is welded using the __________ flame ?
- Which of the following metals reacts violently with water ?
- The minimum and the maximum number of members required to form a Private Limited Joint Stock Company are respectively __________?
- Bad odour in sanitary latrines is reduced by periodically sprinkling__________?
- __________ test determines the yield strength, Young’s modulus of elasticity, percentage reduction in area & percentage elongation of a material ?
- Material of construction of foundry crucible is __________?
- The thermodynamic law, PVy = constant, is not followed by the __________?
- To counteract the bad effects of strain hardening on a cold formed part, it must be __________?
- Liquid nitrogen containers can be made from __________?
- When the wavelength of incident X-rays increases, the angle of diffraction__________?
- __________ property of steel increases by addition of large amount of silicon in it?
- In case of condensers & evaporators operating under given terminal conditions, LMTD (logarithmic mean temperature difference) for counter flow as compared to that for parallel flow is__________?
- At the point of boundary layer separation in fluid flow, the __________?
- Uniform ramming of sand in green sand moulding process leads to__________?
- __________ flux is used for the extraction of metal from its self fluxing ores?
- Percentage of differential pressure lost in a Venturimeter with a tapering of 15° may be about__________?
- During decarburising of a plain carbon steel, the thickness of ferrite layer growth is proportional to__________?
- Property responsible for the talcum powder to cling to the skin is the__________?
- Breakeven point represents the condition, when the company runs under no profit no loss condition. In break even analysis, total cost comprises of fixed cost__________?
- Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are ?
- Which of the, following is not associated with the functioning of a petrol engine ?
- Heating of ferromagnetic materials to a temperature above Curie temperature makes it __________?
- Oxygen cylinders used for autogenous (cutting/welding) purposes are __________?
- Alumina, silica, lime and iron oxide are the basic raw material for the manufacture of Portland cement. The component of Portland cement which first hardens is__________?
- The pressure outside a bubble/droplet of liquid is __________ the internal pressure?
- __________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently ?
- Which of the following varies as the square root of oil pressure during atomisation of fuel oil through a pressure jet burner ?
- The value of y = cp/cv. at < 500°C for air & most common gases can be safely assumed to be__________?
- __________ of air does not increase with increase in temperature?