Category: Physics

What is the size of a plane mirror to see the full view of yourself? In other words, to view an image of yourself in a plane mirror, you will need an amount of mirror equal to one-half of your height. A 6-foot tall man needs 3-feet of mirror (positioned properly) in order to view […]

What are three properties of acids? Acids Aqueous solutions of acids are electrolytes, meaning that they conduct electrical current. Acids have a sour taste. Acids change the color of certain acid-base indicates. Acids react with active metals to yield hydrogen gas. Acids react with bases to produce a salt compound and water. How many types […]

What would be the best material to use for the handle of a frying pan? Very heavy professional or restaurant pans will have iron handles, while those for home use will be made of brass or stainless steel. All are perfectly safe for oven use. Why are wooden pans not used for cooking? We cook […]

How far should you sit from a 75 inch TV? 15.5 feet What is the diagonal length of a TV screen? The length of diagonal of Tv screen is 100 cm. What is the diagonal length of a TV screen whose dimensions are 80 60 cm 2 points? *What is the diagonal length of a […]

What is the maximum pressure in an airbag? Most high pressure air bag systems have a maximum working pressure of 8 bar/116 psi or 10 bar/145 psi. How much force is behind an airbag? In fact, the maximum pressure in an airbag is less than 5 psi—even in the middle of a crash event. Advanced […]

What happens if your TYRE pressure is too low? When air pressure gets too low, the tire’s sidewalls flex more, and heat builds up within the tire. If the overheating gets severe, a section of the tire’s rubber can separate from its carcass—the mix of fabric and steel that the tire is built on. If […]

Does high spin damage clothes? Myth: Higher spin speeds will ruin your clothes! Busted: No! Higher spin speeds will not ruin your clothes when you use the appropriate settings. High spin speeds are ideal for cottons, bulky items such as towels and bedding and denim. How long should you spin your clothes? A normal drying […]

What is added to table salt? Salt is also an ingredient in many manufactured foodstuffs. Table salt is a refined salt containing about 97 to 99 percent sodium chloride. Usually, anticaking agents such as sodium aluminosilicate or magnesium carbonate are added to make it free-flowing. Iodized salt, containing potassium iodide, is widely available. What are […]

How much is 45kg in Earth? 45 kg on Earth weighs approximately 99 pounds; on the moon, about 16 – 17 pounds. How much is 1 kg in newtons on earth? 1 kilogram or kilogram-force (kg or kgf) = 9.80665 newtons (N) = 35.2739619 ounces (oz) = 1000 grams (g) = 1000000 milligrams (mg) = […]

What is the best forecasting method? Top Four Types of Forecasting Methods Technique Use 1. Straight line Constant growth rate 2. Moving average Repeated forecasts 3. Simple linear regression Compare one independent with one dependent variable 4. Multiple linear regression Compare more than one independent variable with one dependent variable What are the three types […]