Category: Physics

What causes automatic transmission to jerk when shifting? Automatic transmissions that shift hard, jerk or shake during a shift change may mean your transmission fluid needs changed or fluid level is low. In manual transmission vehicles, abnormal gear shifts could indicate damaged gear synchros, worn clutches or other, more severe issues. Why does my car […]

How do you calculate a mix ratio? Divide 1 by the total number of parts (water + solution). For example, if your mix ratio is 8:1 or 8 parts water to 1 part solution, there are (8 + 1) or 9 parts. The mixing percentage is 11.1% (1 divided by 9). How do you calculate […]

What makes hair follicles grow? Your hair begins growing from a root in the bottom of the follicle. Blood from the blood vessels in your scalp feeds the root, which creates more cells and makes the hair grow. How can I reopen my hair follicles naturally? Their proven benefits can help to stimulate growth and […]

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 […]

What forces are used in a simple machine? A simple machine uses a single applied force to do work against a single load force. Ignoring friction losses, the work done on the load is equal to the work done by the applied force. The machine can increase the amount of the output force, at the […]

What is the unit for carbon footprint? tonnes What is your water footprint? Your water footprint is the amount of water you consume in your daily life, including the water used to grow the food you eat, to produce the energy you use and for all of the products in your daily life – your […]

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? Here’s a simple way to think about it: for a singer, absolute perfect pitch means you can pluck an existing note out of the air and sing it in tune very accurately, while relative pitch means that a singer could hear an existing note and then use it […]

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 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 […]