Description : Higher the number of stars, ________ will be the efficiency or EER a) Lesser c) Greater b) Likewise e) average
Last Answer : Greater
Description : Choose the correct statement about BEE Star rating label a. Higher the number of stars, greater will be the efficiency b. Lesser the number of stars, greater will be the efficiency c. Higher the number of stars, lesser will be the efficiency d. None of the above
Last Answer : Higher the number of stars, greater will be the efficiency
Description : Higher the number stars, EER or efficiency will be. A. Greater C. Lesser B. Moderate D. None of the above
Description : Liquid fuels have lower efficiency than solid fuels. A. True B. False
Last Answer : Answer: B
Description : The more effective way of increasing efficiency of Carnot engine is to (a) increase higher temperature (b) decrease higher temperature (c) increase lower temperature (d) decrease lower temperature (e) keep lower temperature constant.
Last Answer : Answer : d
Description : Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle A. combustion is at constant volume B. expansion and compression are isentropic C. maximum temperature is higher D. heat rejection is lower
Last Answer : Answer: D
Description : In power saving guides "more stars more savings". A) True B) false
Last Answer : true
Description : In power saving guide efficiency parameter is mention. A)True B)false
Last Answer : TRUE
Description : "Larger code size doesnot necessarily mean better quality or higher efficiency." A. True B. False C. NA D. NA
Last Answer : A. True
Description : Is it better to listen to hotel reviews with lower stars but more reviews or higher stars with less reviews?
Last Answer : I would think the one with more reviews. I mean 4 stars is stir good, right? And it’s been rated more. Sorry I don’t know about hotels but I think that makes sense.
Description : Is the surface temperature of white dwarf Stars higher or lower than red super giant?
Last Answer : Yes dwarf has higher temperature
Description : Why efficiency of gas turbines is lower compared to I.C. engines ?
Last Answer : In gas turbines, 70% of the output of gas turbine is consumed by compressor. I.C. engines have much lower auxiliary consumption. Further combustion temperature of I.C. engines is much higher compared to gas turbine.
Description : For same power output and same r, as compared to 2- stroke engines, four stroke SI engines have (a) Higher fuel consumption (b) Lower thermal efficiency (c) Highest exhaust temperatures (d) Higher thermal efficiency
Last Answer : Ans :d
Description : Thermal efficiency of an internal combustion engine on weak mixture is a. higher b. lower c. unaffected d. unpredictable
Last Answer : ANSWER a. higher
Description : For same compression ratio a. Diesel cycle has lower efficiency than Otto cycle b. Diesel cycle has higher efficiency than Otto cycle c. Diesel cycle and Otto cycle have equal efficiencies d. Depends upon the load on engine
Last Answer : Answer a. Diesel cycle has lower efficiency than Otto cycle
Description : The advantage of using top loading in a shortened HF vertical antenna is A. lower quality factor B. greater structural strength C. higher losses D. improved radiation efficiency
Last Answer : D. improved radiation efficiency
Description : It is much easier for a small animal to run uphill than for a large animal, because (a) small animals have a lower O2 requirement (b) the efficiency of muscles in large animals is less than in the ... (c) it is easier to carry a small body weight (d) smaller animals have a higher metabolic rate.
Last Answer : (d) smaller animals have a higher metabolic rate.
Description : Combustion of pulverised coal compared to the lumpy coal (A) Provides better control of furnace temperature (B) Facilitates combustion with lower excess air (C) Provides higher thermal efficiency & flame temperature (D) All (A), (B) & (C)
Last Answer : (D) All (A), (B) & (C)
Description : In the manufacture of H2SO4 , vanadium catalyst as compared to platinum catalyst (A) Gives higher conversion efficiency (B) Has a longer life and is not poisoned by arsenic (C) Handles lower SO2 content gas (7 -10% SO2 ), thus increasing the capital cost of the plant (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Pick out the correct statement. (A) Compression ratio of an Otto engine is comparatively higher than a diesel engine (B) Efficiency of an Otto engine is higher than that of a diesel ... Diesel engine normally operates at lower compression ratio than an Otto engine for an equal output of work
Last Answer : (B) Efficiency of an Otto engine is higher than that of a diesel engine for the same compression ratio
Description : A use computer to automatically generate process plans is? a.Lower-level strategies b.Intermediate strategies c.Higher-level strategies d.Morden-level strategies
Last Answer : c.Higher-level strategies
Description : Use computers for storage and retrieval of the data for the process plans are? a.Lower-level strategies b.Intermediate strategies c.Higher-level strategies d.Morden-level strategies
Last Answer : a.Lower-level strategies
Description : What type of inner structure can be used to reduce the printing time of the model in RP? a.Higher resolution b.Smaller polygons c.Lower resolution d.None of the above
Last Answer : c.Lower resolution
Description : What type of inner structure makes the smoothest model in RP? a.Higher resolution b.Larger polygons c.Lower resolution d.None of the above
Last Answer : a.Higher resolution
Description : The Bezier curve is smoother than the Hermite cubic spline because it has _________ orderderivatives. a.lower b.higher c.lower and higher both d.none of the above
Last Answer : b.higher
Description : Which element causes difference in higher and lower heating values of fuel ?
Last Answer : Hydrogen.
Description : You may recover the incremental capital cost used to purchase a __________ air conditioner. a) Lower star c) Higher star b) Higher power d) Lower power
Last Answer : Higher star
Description : In thermodynamics, a throttling process, also called a _________, is a type of isenthalpic process where a liquid or gas is cooled as it passes from a higher pressure state to a lower pressure state. a. Rankine Process b. Carnot Cycle c. Joule-Thomson process d. Refrigeration process
Last Answer : Joule-Thomson process
Description : The energy that flows from higher temperature object to a lower temperature object because of the difference in temperature is called a. heat b. temperature c. thermodynamics cycle d. energy flow
Last Answer : heat
Description : What statement of the second law of thermodynamics states that it is impossible to build a device that operates in a cycle and produces no effect other than the transfer of heat from a lower- ... A. Kelvin-Planck statement B. Clausius statement C. Kelvin statement D. Rankine statement
Last Answer : Clausius statement
Description : Which of the following is the correct statement of the second law of thermodynamics? A. It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy ... energy, which can be obtained from a given quantity of heat energy. D. all of the above
Description : On the US flag, the 50 stars glorifying represent the 50 states of the United States of America, while the 13 stripes on the flag are the emblem of the thirteen British colonies that became the first states in the U.S after declared independence from the Kingdom of Great Britain. True/ False
Last Answer : 1
Description : Number of stars in Red background indicates _____ A. The rating granted to that shop B. The rating granted to that company C. The rating granted to that particular model D. The rating granted to that group
Last Answer : The rating granted to that particular model
Description : Total number of stars is limited to ____for all ACs A. 5 C.4 B. 6 D.7
Last Answer : 5
Description : Which of the following is not caused by atmospheric refraction of light? (1) Sun appearing red at sunset (2) Twinkling of stars at night (3) Sun appearing higher in the sky than it actually is (4) Sun becoming visible two or three minutes before actual sunrise
Last Answer : (3) Sun appearing higher in the sky than it actually is Explanation: The twinkling of stars and variation in size of the Sun are due to atmospheric refraction of light. Besides, refraction is also ... higher or lower in the sky due to the changing position of the Earth relative to the Sun.
Description : Which of the following is not caused by atmospheric refraction of light ? (1) Sun appearing red at sunset (2) Twinkling of stars at night (3) Sun appearing higher in the sky than it actually is (4) Sun becoming visible two or three minutes before actual sunrise
Last Answer : Sun appearing higher in the sky than it actually is
Description : Assertion A.: The determination of pH value of sewerage is important. Reason (R): The efficiency of certain treatment methods depends upon the availability of pH value. A. Both A and R are true and R is the ... correct explanation of A C. A is true but R is false D. A is false but R is true
Last Answer : ANS: A
Description : Efficiency of the screw depends upon helix angle but does not depend on friction angle. a) True b) False
Last Answer : b) False
Description : Efficiency of screw depends upon lead of the screw. a) True b) False
Last Answer : a) True
Description : Partial-order planning exhibits the Principle of Least Commitment, which contributes to the efficiency of this planning system as a whole. a) True b) False
Description : State whether the following statement is true. i) It takes less time to terminate a thread than a process. ii) Threads enhance efficiency in communication between different executing programs. A) i-True, ii-False B) i-True, ii-True C) i-False, ii-True D) i-False, ii-False
Last Answer : B) i-True, ii-True
Description : An electric motor drives a windless which hauls up a crate A of weight W = 500 kg up an inclined plane through a height of 10 m in 2 minutes. The torque acting on the windless is 25 kgm and the drum of the ... The efficiency of the inclined plane would be a.0.41 b.0.61 c.0.265 d.0.5305 e.0.66
Last Answer : d. 0.5305
Description : A non-reversible machine has efficiency a.less than 50% b.nearly 100% c.between 75% and 99% d.more than 50% e.107 dynes
Last Answer : a. less than 50%
Description : For a self locking lifting machine, the efficiency must be a.50 percent b.100 percent c.more than 50 percent d.107 dynes e.less than 50 percent
Last Answer : e. less than 50 percent
Description : A single purchase crab has a handle 45 cm long and a drum of 25 cm diameter. The pinion has 30 teeth and spur has 150 teeth. The efficiency of the machine is 75%. If the maximum force that can be applied is ... maximum load that can be lifted will be a.9860 N b.6750 N c.20250 N d.1250 N e.13500 N
Last Answer : b. 6750 N
Description : The maximum efficiency of a scres jack having square threads and friction angle of 30 degree will be a.0.2 b.0.11 c.0.05 d.0.33 e.0.09
Last Answer : d. 0.33
Description : Efficiency of a screw jack in maximum when its 31 helix angle, ? is a.45 + ?/2 b.107 dynes c.? d.45 - ?/2 e.45?
Last Answer : d. 45 - ?/2
Description : The ideal efficiency of a Brayton cycle with regeneration, with increase in pressure ratio will (a) increase (b) decrease (c) remain unchanged (d) increase/decrease depending on ap-plication (e) unpredictable. “
Last Answer : Answer : b
Description : Which of the following cycles has maximum efficiency (a) Rankine (b) Stirling (c) Carnot (d) Brayton (e) Joule.
Last Answer : Answer : c
Description : The efficiency of Diesei cycle with decrease in cut off (a) increases (b) decreases (c) remains unaffected (d) first increases and then decreases (e) first decreases and then increases.
Last Answer : Answer : a