Category: Physics

How many seconds does it take to stop a car going 60 mph? 4.5 seconds How long does it take to stop a car at 55 mph? Only then does the car begin to slow. On dry pavement that takes 4 1/2 seconds, traveling another 144 feet, but if it’s wet, you’ll travel 183 feet. […]

Where do you look for blind spots? Blind spots are the areas to the sides of your car that can’t be seen in your rear mirror or side mirrors- to make sure these spots are clear before changing lanes, you’ll have to physically turn around and look to see what kind of crazy stuff is […]

Which brand of UPS is the best? The best uninterruptible power supply will safeguard your PC from unexpected power loss and surges….The best UPS for gaming PCs Cyberpower CP1500PFCLCD. The best UPS for most gamers. Cyberpower EC650LCD. The best UPS for your network and accessories. APC BE600M1. Which UPS is best for home? Best inverters […]

What is the main aim of sustainable development? The aim of sustainable development is to balance our economic, environmental and social needs, allowing prosperity for now and future generations. What are the factors of sustainable development? In modern society, the concept of sustainable development is based on three factors, which are economic development, environmental conservation, […]

What are the 3 major types of magma? There are three basic types of magma: basaltic, andesitic, and rhyolitic, each of which has a different mineral composition. All types of magma have a significant percentage of silicon dioxide. Basaltic magma is high in iron, magnesium, and calcium but low in potassium and sodium. Which type […]

Is S1 louder than S2? The intensity of S1 depends upon: the position of the AV valves at the onset of ventricular systole, the structure of the leaflets themselves, and the rate of pressure rise in the ventricle. Normally, S1 is louder than S2 at the apex, and softer than S2 at the base of […]

What is approximate temperature and pressure? NTP – Normal Temperature and Pressure – is defined as air at 20oC (293.15 K, 68oF) and 1 atm (101.325 kN/m2, 101.325 kPa, 14.7 psia, 0 psig, 29.92 in Hg, 407 in H2O, 760 torr). Density 1 What is the approximate vapor pressure when the gas condenses at 80 […]

Is the voltage the same for capacitors in series? When capacitors are connected in series and a voltage is applied across this connection, the voltages across each capacitor are generally not equal, but depend on the capacitance values. Why a capacitor should be connected in parallel not series? Capacitors are devices used to store electrical […]

Is there a vacuum in double glazed windows? Double-glazed doors and windows are made up of two sealed sheets of glass with an insulating void between them. This gap is either in the form of a vacuum, or more commonly filled with a heavy inert gas such as argon. Together, the panes of glass and […]

What are lab safety rules? Five Lab Safety Rules You Must Follow Lab safety is one of the most important concerns when you are working with medical supplies, hazardous chemicals, and heavy-duty equipment. Wear Proper Lab Clothing. Handle Chemicals with Care. Properly Care for the Equipment. Always Locate Emergency Equipment. Keep Food and Drink Out […]