Which quantity has same unit? Answer: Momentum and impulse both has same unit Kg ms-1. What are the 3 units of work? The SI unit of work is joule (J). Joule is defined as the work done by a force of one newton causing a displacement of one meter. Sometimes, newton-metre (N-m) is also used […]
What is the highest ionization energy?
What is the highest ionization energy? helium What has the greatest influence on the first ionization energy? Size of nuclear charge. Distance of outer electrons from the nucleus. Shielding. What is the formula for ionization energy? Calculate the ionization energy, in units of electron volts, for a one-electron atom by squaring Z and then multiplying […]
What goes against the laws of physics?
What goes against the laws of physics? 9 Objects Invented to Defy Physics. Perpetual Motion See-Saw – a concept of continuous motion. Gömböc – the object that corrects itself. The Uphill Water Fountain – a fountain that flows upwards. One-sided bulletproof glass – protect and shoot at the same time. Starlite – The miracle material […]
What is load force?
What is load force? Force is a measure of the interaction between bodies. Force is known as a vector quantity, as it has both direction and magnitude. Load. Load is a term frequently used in engineering to mean the force exerted on a surface or body. What is the formula of load? Multiply the mass […]
What are antacids state their role in the treatment of indigestion?
What are antacids state their role in the treatment of indigestion? Antacids are medicines that neutralise the acid in your stomach to relieve indigestion and heartburn. What is antacids & example? Antacids are medicines that neutralize stomach acid to reduce heartburn. Examples of antacids include: Aluminium hydroxide gel (Alternagel, Amphojel) Calcium carbonate (Alka-Seltzer, Tums) How […]
How many skin cells do you lose a day?
Is upthrust a frictional force?
Is upthrust a frictional force? Friction is a force caused by two things rubbing together. Air resistance and water resistance are kinds of friction. Upwards forces from water or air are called upthrust. Things float in water because of upthrust. What’s the difference between upthrust and drag force? The force of upthrust equals the weight […]
Can an electric fence kill a baby?
Can an electric fence kill a baby? Because electric fencing has low current and pulsates, it can’t kill or permanently hurt anyone. However it is strongly advised to keep children away from an Electric Fence. Can electric fence kill a dog? You don’t want to hurt your dog, and we certainly don’t either. Hidden fences […]
Why are economic models not realistic?
Why are economic models not realistic? Most economic models rest on a number of assumptions that are not entirely realistic. For example, agents are often assumed to have perfect information, and markets are often assumed to clear without friction. Or, the model may omit issues that are important to the question being considered, such as […]
What happens if an octopus touches you?
What happens if an octopus touches you? Saliva in the giant Pacific octopus contains the proteins tyramine and cephalotoxin, which paralyze or kill the prey. Octopus bites can cause bleeding and swelling in people, but only the venom of the blue-ringed octopus (Hapalochlaena lunulata) is known to be deadly to humans. Do octopuses like hugs? […]