A. 0
B. ∞
C. 1
D. 0.5
Correct Answer: 1 ✔
Last Updated: February 11, 2019
Related MCQs
- Specific __________ is a dimensionless quantity ?
- ‘GASOHOL’ widely used in Brazil as a motor fuel is a mixture of alcohol and__________?
- Batch process is preferred over continuous process, when the__________?
- Which of the following processes follows the hardening process for reducing the hardening strains & increasing the toughness of the steel part ?
- Electrochemical corrosion can occur, only if __________ is present in contact with metal?
- The ability of tool steel to resist softening at high temperatures is termed as __________ hardness?
- In the acid Bessemer process, the hot metal should have the following composition ?
- A particle is settling in a liquid under Stokesian conditions. The free falling velocity of the particle is proportional to__________?
- Work study deals with the __________ study?
- Gross national product (GNP) means the total value of __________ in a country ?
- Venturimeter is used to measure the flow rate of fluids in pipes, when the pipe is in __________ position ?
- The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2 (when, T1 > T2) is given by (T1 – T2)/T1. The co-efficient of performance (CO.P.) of a Carnot heat pump operating between T1 and T2 is given by__________?
- Blow off cock is provided in steam boiler to __________?
- The most prominent single cause of corrosion in boiler-tubes, drums, economisers and steam superheaters in a thermal power plant boiler is the__________?
- __________ pipe is the most suitable for carrying sanitary drainage?
- Sacrificial anode method is used in the protection of pipelines which are buried underground. Sacrificial anode__________?
- Electrolytic reduction cell used for conversion of calcined Al2O3 to Al is a carbon lined furnace operating at 800-900 °C. The purpose of electric current supplied to the furnace is to__________?
- Holes for riveting purposes should be preferably made by__________?
- Reynolds number of a fluid flowing in a circular pipe is 10,000. What will be the Reynolds number when the fluid velocity is decreased by 30% & the pipe diameter is increased by 30% ?
- Triple point of water is__________?
- Ganister contains maximum percentage of__________?
- Energy to be supplied to the radioactive nucleus for the emission of a neutron is __________ MeV?
- Euler number is defined as the ratio of inertia force to __________ force?
- The co-ordination number in simple cubic structure is__________?
- In inventory control theory, the economic order quantity (EOQ) is the__________?
- In a boundary layer developed along the flow, the pressure decreases in the downstream direction. The boundary layer thickness in this case will __________?
- Liquor poisoning generally occurs due to the presence of __________ in it?
- Heat required to raise the temperature of a body by 1 °C is called its__________?
- Solute atoms which cause yield point phenomenon in mild steel are/is__________?
- ‘Flare tower’ used in industry is meant for__________?
- The ratio of thermal & electrical conductivity is same for all the metals at the same temperature; and at around room temperature, this ratio is proportional to(where, T = absolute temperature, °K) ?
- Common salt is produced from sea water in India generally by the __________ method?
- Which of the following phenomenon/ phenomena is/are diffusion controlled ?
- Air/fuel ratio on molar (volume) basis for combustion of methane with theoretical quantity of air with be__________?
- Frother is added in the froth floatation cell used in ore beneficiation to stabilise the air bubbles (i.e., froth), which will hold the ore particles, but it does not affect the floatability of minerals. Which of the following is not used as a frother ?
- While the thermosetting polymers are amorphous in nature, the thermoplastic polymers are either amorphous or crystalline. The crystalline polymers are characterized by the ?
- __________ the exhaust gas is an indication of the incomplete combustion of fuel?
- Which of the following terminology is used for the temperature at which new grains are formed in a metal ?
- In __________ process, there is an increase in entropy with no degradation of energy ?
- Air-petrol ratio in an automotive petrol engine is around __________?
- __________ is the process used for setting up compressive stresses in the surface of a metal to improve its fatigue strength ?
- Which of the following has the highest modulus of elasticity (about 7 × 106 kg/cm2) ?
- Pick out the wrong conversion of absolute & kinematic viscosities ?
- The stress at which extension of the material takes place more rapidly as compared to the increase in load is termed as the __________ point of the material?
- An approximately __________ process exemplifies the flow of a gas through a very long pipe of uniform cross-section ?
- Which of the following are made out of the carbon steel having carbon content of 0.9 to 1%?
- Nickel is a __________ material?
- The property of material, by which a given amount of energy is absorbed by it without plastic deformation, is called the__________?
- Function of fusible plug in a boiler is to __________?
- High endurance limit of carburised machine parts is because of the fact that carburisation __________?
- Optical activity is a/an __________ property ?