What is the major disadvantage of UV light as a disinfectant sterilant? Disadvantages of UV disinfection? UV light needs the right amount of energy to be effective. UV light is effective for microorganisms not for chemicals. Photochemical damage caused by UV may be repaired by some organisms. Is UVC air purifier safe? It’s questionable. The […]
Is relative pitch better than perfect pitch?
Which is a better absorber of heat white or black?
Which is a better absorber of heat white or black? The amount of energy absorbed and radiated is decided by the colour. White is a good reflector while black is a good absorber of heat. Among other colours there is a gradation of temperature. The only difference between them is the colour with which they […]
What takes up the most water in a house?
What takes up the most water in a house? The largest use of household water is to flush the toilet, followed by taking showers and baths. Toilets account for nearly 30 percent of an average home’s indoor water consumption. Older, inefficient toilets can use as much as three to six gallons per flush. What uses […]
How many chromosomes do 2 daughter cells have?
How many chromosomes do 2 daughter cells have? 30 chromosomes Are men with Klinefelter’s infertile? Klinefelter syndrome is a common genetic condition. Affected non-mosaic men are azoospermic and have been labelled as infertile. Despite reports that these men can have children using assisted reproduction techniques, it is not common practice in the UK to offer […]
What can cause a compass to malfunction?
What can cause a compass to malfunction? In navigation manuals, magnetic deviation refers specifically to compass error caused by magnetized iron within a ship or aircraft. This iron has a mixture of permanent magnetization and an induced (temporary) magnetization that is induced by the Earth’s magnetic field. What does a compass react to? A compass […]
What should I check in my car every morning?
What should I check in my car every morning? The fluid levels of your car should be checked routinely every morning. These are your car’s engine oil, automatic transmission fluids, radiator coolant reservoirs, power steering, windscreen washer, battery, brake, and clutch fluid. What should every driver do before leaving on a trip? 10 things you […]
Is MgO soluble in water?
What size wire do I need to feed a 45 kVA transformer?
What size wire do I need to feed a 45 kVA transformer? For a 45kVA transformer, 54A×1.25=68A, so use a 4 AWG conductor rated 85A at 75°C, per Table 310.16. What size wire do I need for a 75 kva transformer? For example, a 75-kVA, three-phase, delta-delta connected transformer will be installed in an industrial […]
Which hormones are released by gonads?
Which hormones are released by gonads? Gonadal hormones – nearly always synonymous with gonadal steroids – are hormones produced by the gonads, and include both steroid and peptide hormones. The major steroid hormones include estradiol and progesterone from the ovaries, and testosterone from the testes. What are the two types of gonads? The male gonads […]