Category: Psychology

How coal is fed into boiler? Pieces of coal are crushed between balls or cylindrical rollers that move between two tracks or “races.” The raw coal is then fed into the pulverizer along with air heated to about 650 °F (340 °C) from the boiler. How does a coal-fired boiler work? Coal-fired plants produce electricity […]

Do I really need a high efficiency furnace? High-efficiency furnaces are better at transferring the heat generated into your house, with as little air wasted as possible. They require less energy to run than traditional furnaces. But nowadays, a furnace must have an AFUE rating of at least 80 percent, so that’s what most traditional […]

How much fuel does a dump truck use? Owning a dump truck company can be challenging. The operating costs can be high and fluctuate with the price of fuel. Dump trucks average 5 to 6 miles per gallon, so any slight increase in the price of fuel can cut into your profit margins. What is […]

How long does it take to climb the Great Wall of China? Winding its staggering way along over 5,000 miles, the Great Wall of China needs little in the way of introduction. It’s long, seriously long – it would take around 18 months to walk its length. Can you still climb the Great Wall of […]

How much is a nose job 2020? How much is a nose job? The average nose job cost is $5,350. This may not include anesthesia, operating room fees or other related nose job expenses. What country has the cheapest nose job? According to data of Bookimed partner clinics, among the Top 5 cheapest countries to […]

Why printed books are still popular? They help you absorb and retain more information Being able to physically measure how much you’ve read of a particular book helps readers have a firmer grasp of their progress, on top of the fact that print books make it much easier to go back and read any page […]

What is slavery in simple terms? Slavery, condition in which one human being was owned by another. A slave was considered by law as property, or chattel, and was deprived of most of the rights ordinarily held by free persons. What does Aristotle view as the correct use of slaves and why? It’s clear that […]

How do camels keep sand out of their eyes? A thin nictitating membrane on each eye, like a clear inner eyelid, protects the eyes from sandstorms while still letting in enough light for camels to see. Double rows of extra-long eyelashes also help keep sand out of the eyes. And camels can close their nostrils […]

What is Teacher Day in Singapore? It can be hard to know what Teacher’s Day gift will be most appreciated when looking for a present for the end of the school year, Teachers’ Day in Singapore (Friday 3 September in 2021), or just to say a big thank you to teachers for the challenging past […]

What current helps Dory and Marlin find Australia? The East Australian Current What is the current in finding dory? In case it’s been a while since you’ve seen the film and you need a refresher, the East Australian Current, or EAC, essentially functions as a high-speed freeway in the ocean in the movie, and Marlin […]