Description : Ajay reads at an average rate of 30 pages per hour, while Vikram reads at an average rate of 40 pages per hour. If Ajay starts reading a novel at 4:30 PM and Vikram begins reading an identical copy of the same book at 5:20 PM, at ... same page? a) 7:50 PM b) 8:15 PM c) 8:40 PM d) 9:00 PM e) 9:25 PM
Last Answer : Ajay reads at average rate of 30 pages per hour ie. 1 page in every two minutes. Therefore, by 5:20 PM, he would have covered 25 pages By 6:20 PM, Ajay would have read 25+30 pages and Vikram would have ... and he will also finish 100 pages Hence, both of them will be on same page at 7:50 Answer: a)
Description : In a heat treatment shop, steel components are heat-treated in batches of 80 Tons. The heat treatment cycle is as follows; Increase temperature from 30 OC to 850 OC in 3 hours. ... efficiency of 80%, for same requirement. The investment towards installation of the new furnace is Rs. 50
Last Answer : Quantity of steel treated per batch - 80 Tons a. Efficiency of Furnace: Useful heat supplied to steel - 80000 x 0.12 x (850 - 30) = 7872000 kcal/batch .1 mark Total heat ... = Rs. 64400/batch Efficiency of new LPG furnace - 80% Heat supplied in new LPG furnace - 7872000/0.8
Description : A process electric heater is taking an hour to reach the desired temperature while operating at 440 V. It will take ------- hours to reach the same temperature if the supply voltage is reduced to 220 V. a) 2 b) 3 c) 4 d) 5
Last Answer : c) 4
Description : Your favourite hour of the day? Why? What do you do then?
Last Answer : 5 o’clock. Cuz that’s when all the drinkin’ starts, ya know. It’s 5 o’clock somewhere.
Description : Does '5 hour energy' drink work?
Last Answer : I wasn’t impressed. I still think some vitamins and a good breakfast (or meal, if breakfast time has already come and gone) prevail.
Description : How much do you pay per kilowatt-hour (kwh) for your electricity?
Last Answer : 1. there are three levels of pricing, depending on how much is used 0-700 =0.093 700-1000=0.157 over1000 = 0.175 per KWH in the summer. This varies seasonally 2. Northern California 3.Natural ... therms (seasonal) 0.968 above that 1.213 3. Gasoline for automobile $2.83.9 (yesterday, changes daily)
Description : A project activity has several components as indicated below; S. No. Activity Preceded by Duration (in Weeks) 1 A - 8 2 B A 6 3 C A 12 4 D B 4 5 E D 5 6 F B 12 7 G E& F ... H 5 10 J I & G 6 d. Prepare a PERT chart, estimate the duration of the project and identify the critical path.
Last Answer : PERT Diagram based on Activity on Arrow . E D 5 G B 5 9 J, 6 A 6 F,12 I ,5 8 c 12 H 8 OR PERT Diagram based on Activity on Node …………………….6 marks a. Critical Path: A-B-F-G-J …………………….1 mark b. Estimated Project Duration: 41 weeks
Description : The energy consumption and production patterns in a chemical plant over a 9 month period is provided in the table below; Month 1 2 3 4 5 6 7 8 9 Production in Tonnes / month 493 ... and give your inference on the result ? ( consider 9 month data for evaluation for predicted energy consumption)
Last Answer : It is required to use the equations Y= mX + C and nC + mΣX = ΣY cΣX + mΣX2 = ΣXY Month X = Production in Tonnes / month Y =Energy Consumption MWh /month X 2 XY 1 493 78.2 ... 73.7 54756 17240.63 8 239 64.4 57121 15402.96 9 239 72.1 57121 17228.98 3387 665.3 1410683 253221
Description : Alternative energy - why not an executive order that every new construction have solar panels?
Last Answer : I’d be down for that.
Description : Answer the following S. No Statement Chose the correct answer OR Fill-in-the-blanks 1 Fyrite measures CO2, O2 and SO2 True/False 2 Ultrasonic Flow Meter uses the principle of____& ____ Fill in the ... of RPM meter is used and for a visible shaft-end _______ type of RPM meter is used.
Last Answer : Sr No Statement Chose the correct answer OR Fill-in-the-blanks Solution 1 Fyrite measures CO2, O2 and SO2 True/False False 2 Ultrasonic Flow Meter uses the principle of____& ____ ... ] 10 In a gasification system the reduction zone is above the combustion zone True/False False
Description : Which of the following criteria is a responsibility of DesignatedConsumer? a) designate or appoint an accredited Energy Auditor b) adhere to stipulated energy consumption norms and standards ... information every three years d) conduct energy audit through a certified energy auditor periodically
Last Answer : b) adhere to stipulated energy consumption norms and standards as notified
Description : You are scheduled to leave at 6 pm. Your replacement worker doesn’t show up. What would you do?
Last Answer : Sub: Free Retail interview questions and answers Interview questions: You are scheduled to leave at 6 pm. Your replacement worker doesn't show up. What would you do? Answer tips/answer samples: ... manage to ask for another replacement and wait until the new one come to hand over the shift.
Description : n a chemical factory where dyes are made, wet cake at 30 OC consisting of 60% moisture is put in a dryer to obtain an output having only 5% moisture, at atmospheric pressure. In each batch about 120 ... dryer and the dryer efficiency is 80%. Latent heat of steam at 4 kg/cm2 is 520 kcal/kg.
Last Answer : Given that Qty of material dried per batch - 120 Kgs Moisture at inlet - 60% a. The quantity of moisture removed per batch. Water quantity in a wet batch - 120 x 0.6 = 72 Kgs. Quantity of bone dry ... - 48/0.95 = 50.5 Kgs. Equivalent water in a dry batch - 50.5 - 48 = 2.5 Kgs.
Description : Is 10.9 cents/kwh a good electricity rate?
Last Answer : Depends on where you live. Check this site: http://www.eia.doe.gov/cneaf/electricity/epm/table5_6_a.html
Description : Why not use Hemp to conquer the greenhouse effect and save the earth?
Last Answer : I don’t know! I use hemp (almost) for everything. I also use bamboo for a lot
Description : Four pipes can fill a reservoir in 15, 20, 30 and 60 hours respectively. The first one was opened at 6 AM, second at 7 AM, thir da t 8 AM and the fourth at 9 AM. When will the reservoir be filled ? (A) 11 AM (B) 12 Noon (C) 1 PM (D) 1:30 PM
Last Answer : Answer: C
Description : A company has to choose between two projects whose cash flows are as indicated below; Project 1: i. Investment - Rs. 15 Lakhs ii. Annual cost savings - Rs. 4 lakhs. iii. Bi-annual ... years xii. Salvage Value- 2 lakhs Which project should the company choose? The annual discount rate is 12
Last Answer : Year Project 1 Project 2 Outgo Saving NPV Outgo Saving NPV 0 15.0 0 =-15.0 14.0 0 = -14 1 0 4.0 = (4 / (1+.12)1 = 3.571 0.2 3.5 = (3.3 / (1+.12)1 = 2.95 2 0.5 4.0 = (3.5 / (1+.12)2 = 2.79 0.2 3.5 ... (1+.12)8 = 3.43 0.2 5.5 (3.5+2) = (5.3 / (1+.12)8 = 2.14 NPV = + 2.301 @12% = + 0.15
Description : An oil fired boiler is retrofitted to fire coconut shell chips. Boiler thermal efficiency drops from 82% to 70%. What will be the percentage change in energy consumption to generate the same output a) 12% increase b) 14.6% increase c) 17.1% decrease d) 17.1% increase
Last Answer : d) 17.1% increase
Description : What is renewable source of energy? State two examples for the same.
Last Answer : Renewable (Primary) Energy sources: It is defined as the sources that can be used again and again for the generation of electrical energy are called renewable. Following are the some list ... ) and carbon dioxide 6. Geothermal Energy Geothermal Electricity Production 7. Fuel Cells
Description : A bike starts with a speed of 60 km/hr at 8a.m. Due to the problem in engine it reduces its speed as 20 km/hr for every 1 hour. After 9 am, the time taken to covers 15 km is: a) 13 minutes and 20 seconds b) 15 minutes and 09 seconds c) 18 minutes and 15 seconds d) 22 minutes and 30 seconds
Last Answer : 15 min
Description : Trains travel from one town to another town all day, always on the same track, always going nonstop and at the same speed. The noon train took 80 minutes to complete the trip, but the 4 PM train took an hour and 20 minutes. Why? -Riddles
Last Answer : 80 minutes is the same as an hour and 20 minutes.
Description : A and B walk around a circular track. They start at 8 a.m. from the same point in the opposite directions. A and B walk at a speed of 2 rounds per hour and 3 rounds per hour respectively. How many times shall they cross each other before 9.30 a.m.? A.15 B.8 C.7 D.10 E.None of these
Last Answer : Answer – C (7) Explanation – Relative speed = (2 + 3) = 5 rounds per hourSo, they cross each other 5 times in an hour and 2 times in half an hourHence, they cross each other 7 times before 9.30 a.m.
Description : What exercises can I do to decrease my 2 mile run time?
Last Answer : You need to increase your lung capacity and I would do splits where you run full out like you are being chased by a bear for one minute and then walk. Repeat 4 - 5 times and really push ... after the minute run. Do this daily and in 2 weeks you will see your distance endurance improve dramatically.
Description : Time travelling creating energy?
Last Answer : What exactly do you mean by “energy”?
Description : Explain Time of Day (TOD) Tariff and how it is beneficial for the power system and consumers?
Last Answer : In Time of the Day Tariff (TOD) structure incentives for power drawl during off- peak hours and disincentives for power drawl during peak hours are built in. Maelectrical utilities like to ... line losses and peak load incident and utilities power procurement charges by reduced demand
Description : Which of the following GHGs has the longest atmospheric life time? a) CO2 b) CFC c) Sulfur Hexafluoride (SF6) d) perfluorocarbon (PFC)
Last Answer : d) perfluorocarbon (PFC)
Description : Which of the following statements is correct regarding float' for anactivity? a) Time between its earliest start time and earliest finish time b) Time between its latest start time and latest ... start time and earliest finish time d) Time between earliest finish time and latest finish time
Last Answer : d) Time between earliest finish time and latest finish time
Description : is a statistical technique which determines and quantifies the relationship between variables and enables standard equations to be established for energy consumption. a) linear regression analysis b) time-dependent energy analysis c) moving annual total d) CUSUM
Last Answer : a) linear regression analysis
Description : What is Time of Day tariff? How it help in energy conservation?
Last Answer : Time-off-day tariff:- In addition to basic tariff (Maximum Demand Tariff / KVA Maximum Demand Tariff / Load factor tariff /also the tariff in which P.F. of industrial consumer is taken ... the rated load for longer times of the day their overall efficiency gets higher helping to conserve energy.
Description : A high-caste teacher is biased with the scheduled caste's students. What advise do you like to give to that teacher? Options: A) Nothing is wrong in his attitude B) He should not behave ... and need of the hour C) Scold him for narrow thinking D) Threat him against the constitutional provisions
Last Answer : B) He should not behave against the national spirit and need of the hour
Description : If a house has solar panels and all energy is free, then is it ok to leave the lights on?
Last Answer : I think it would be wise to not waste any energy whether it's free or paid. Every electronic item has a limited working lifespan, if you were to run it all the time, it's gonna break very soon. Aside ... then the short answer is Yes . You can waste as much as you want since you own this energy.
Description : Why don't they construct giant magnifying lenses to create heat and power?
Last Answer : We already do This is probably what you pictured in your head, but it is exactly the same thing on a very large scale. excerpt Creating and storing power was the easy part. Far trickier was finding a way to deal with the stresses created by “radiation fluxes”
Description : Is the energy crisis real?
Last Answer : Who is calling it a crisis? We have plenty of energy here in the US. OPEC has been aggrresive at limiting supply and raising prices.
Description : Why is there such a difference between highway and around town miles per gallon?
Last Answer : Yes to starting and stopping. Gas is used to get up to speed; braking slows it down and repeat. Also on the highway you are in the top gear with fewer RPM’s less gas is used.
Description : When to use dry batteries, when to use wet batteries, and where do you find them?
Last Answer : In many cases, dry cell batteries are not rechargeable, where wet cell batteries are. Dry cell batteries were once used in old telephone systems and wet cell batteries are used in automobiles. ... means of absorbent material -from The New Century Dictionary, 1944 ed. Like a flashlight battery.
Description : What branch of science does research into tachyon energy computing ?
Last Answer : Right after we reach “the speed of light”. We are close, to speed of light, with the Large Hadron Collider.
Description : Is it possible to convert infrared energy into electricity?
Last Answer : Silicon solar cells can convert the shorter wavelengths of IR to electricity: https://www.solarquotes.com.au/blog/uv-solar-panels/ You can also concentrate solar IR and use the ... .com/innovationtoronto.com/wp-content/uploads/2015/12/Solar-Thermal-Power-Plant_forcetoknow.com_.jpg?resize=627%2C221
Description : Which takes less energy?
Last Answer : Send this Q to LuckyGuy!
Description : Why is it important to not mix brands of batteries in a device (whatever kind of device)
Last Answer : It is the type of battery not the brand. Types of batteries include: Carbon Zinc, Alkaline, Rechargeable Alkaline, Li-Ion or NiCD.
Description : Does Isis want to destroy the planet?
Last Answer : Your question details are a non sequitor to your question on ISIS. ISIS does not want to destroy the planet, just civilizations that it considers evil. But what the hell does that have to do with renewable energy? Besides, ISIS gets funding from oil sales.
Description : Have they successfully converted energy to mass?
Last Answer : They?
Description : How do you feel about the expansion of nuclear power as a zero CO2 emission energy alternative?
Last Answer : In general I am in favor of the newer Gen 3 and the future Gen 4 designs. Gen 1 and 2 now in the field are fossils. Yes, there is nuclear waste that we don'[t know how to handle ... never become the utopian Hydrogen society and nuclear waste will continue to fester for tens of thousands of years.
Description : What to do if you feel that there is no energy to do something?
Last Answer : Lying down without sleeping. Shorter power naps. Meditation. Changing your life situation so you aren’t upset about it. Taking breaks and stepping outside. Changing/improving your work location (lighting, noise, distractions, air quality). Various other personal developmental approaches.
Description : Can you help with home heating question?
Last Answer : We don’t do homework questions here.
Description : Why do we relate the square of the speed of light in energy?
Last Answer : You’re squaring the speed at which light travels, not light itself.
Description : How can I figure out how much energy a hummingbird expends while hovering?
Last Answer : answer:I don’t know all the formulas, but the approach to solving it is lift = load Since F= mA, and m = mass of a hummingbird and A = acceleration of gravity (32ft/sec/sec), the lift energy must be equal to the load force.
Description : Is gravity a renewable resource?
Last Answer : Renewable? What “exhausts” or diminishes it? If a falling stream drives a water wheel, the water might dry up, but you will wait a long time for the day when a single drop fails to fall or even falls more slowly.
Description : Are you venting your electric dryer into your home during this patch of cold weather?
Last Answer : With the dryer venting into the house all the energy stays indoors. You are drying your clothes and humidifying your house for free.
Description : Do you believe in negative energy/vibes in objects?
Last Answer : No. That is nothing more than superstition.
Description : Do you drink Energy drinks?
Last Answer : No. I never understood the existence of these things. It’s as though coffee was never invented.