Category: Physics

What should a 12v battery read under load? A healthy 12 volt motorcycle battery should maintain a range from 9.5 – 10.5 volts under the load, for a good 30 seconds straight. If the battery begins to hold and then steadily declines, there is a problem. If the voltage drops to 0 volts, there is […]

Why is love not an illusion? It is a hard thing to do but until you experience it, you will die believing in the illusion of perfect love. A great author once said that “love can sometimes be magic but magic can sometimes just be an illusion.” You only see the illusion once you fall […]

Do TVS attract dust? Do you need glasses, or is your television screen just dusty? Television screens actually attract dust, and it doesn’t take long for this accumulation to seriously affect the quality of your picture. You can dust your screen every day if you’ve got nothing better to do, or you can keep your […]

What is the balance of the force? The idea of balance of the Force, a central tenet of the Jedi Order, refers to the ideal state in which the Force exists in nature, i.e. as the light side. The presence of the dark side corrupts and destroys this natural balance, and the Jedi viewed it […]

What should you not name your dog? Avoid Command Words You will also want to avoid any names that sound similar or rhyme with the most common dog commands. Names that sound like “sit,” “stay,” “heel,” “no,” and “come” could be easily confused by your pup. Should dog names end in Y? Looking for the […]

What pressure should my bike Tyres be? 80 to 130 psi What is the air pressure for a 29 inch bike tire? For a 29 inch tire, the critical range is likely between 18 and 28 psi, depending upon your weight, your skills and the terrain. For Plus tires, that range is around 11 to […]

What is the formula of heat in electricity? Hence the heating effect produced by an electric current, I through a conductor of resistance, R for a time, t is given by H = I2Rt. This equation is called the Joule’s equation of electrical heating. Which instrument is used for measuring high temperatures? pyrometers What makes […]

Which temperature scale is used in gas laws? Kelvin scale Why do gases fail to obey the general gas equation at high pressure and low temperature? Answer: At low temperatures and high pressure, the inter-molecular interactions of the gases become significant, as molecules are brought closer. Also, the volume of the gases takes a finite […]

How far can you shoot a speargun? ‘Depends on how/where the shooting line is attached to the spear and how many “wraps” it can handle of shooting line around the line release mechanism. + ~1m of shooting line to where it attaches to the line anchor on the bottom of the muzzle (usually through a […]

Which skin condition provides the most resistance? A person with naturally hard and dry skin will offer much higher resistance to shock current than one with soft and moist skin; the skin resistance becomes very low if it has been burned, because of the presence of conducting particles of carbon. What is the resistance of […]