Category: Physics

What is a lighting designer responsible for? The Lighting Designer is responsible for the design, installation, and operation of the lighting and special electrical effects used in the production. The designer must also furnish all associated paperwork for the design including hook-ups, schedules, cut lists, and a cue synopsis. Who invented LED strips? Nick Holonyak, […]

Are those who see technology as a symbol of coldness of modern life? Neo-Luddites How is media changing with technology? Technology speeds up the communication between people. Technology provides convenience to use more than one method of communication. Now people can use email, social media, chat messengers, video conferencing, video calls, images, videos, symbols, diagrams, […]

When electrons are shared unequally the bond is? polar covalent bond What is an ionic bond with two suitable example explain the difference between an ionic and covalent bond? Difference Between Ionic and Covalent Bonds Covalent Bonds Ionic Bonds Room Temp. State Gas/Liquid Solid Shape Not definite Definite Common Example Hydrogen Chloride (HCl) Sodium chloride […]

What is the meaning of uncertainty in position? In quantum mechanics, the uncertainty principle (also known as Heisenberg’s uncertainty principle) is any of a variety of mathematical inequalities asserting a fundamental limit to the accuracy with which the values for certain pairs of physical quantities of a particle, such as position, x, and momentum, p, […]

How long would it take to walk to the moon? 83,333 hours Do we all have an evil side? Yes. In fact, humans need a dark side, of sorts. Anthropologists have identified many traits that appear universal for all humans – these appear in every single human culture we’ve ever encountered [1]: How can you […]

Can the volume of gas be changed? The volume of gas is proportional to many different factors, though. Based on the ideal gas equation, volume is proportional to moles and temperature. It is inversely proportional to pressure. when the text say that volume is proportional to amount, it is assuming all other variables are constant, […]

What is the meaning of Brownian motion? Brownian motion, also called Brownian movement, any of various physical phenomena in which some quantity is constantly undergoing small, random fluctuations. It was named for the Scottish botanist Robert Brown, the first to study such fluctuations (1827). What term describes the random motion of molecules during diffusion? The […]

Is crying a learned Behaviour? Crying is both an innate and a learned behavior. This is because humans are born with the innate knowledge of how to cry and use this knowledge as… Is speaking English a inherited trait? Particular words may not be passed down via genetics, but rather used for a particular time […]

What is external moment arm? A moment arm is simply the length between a joint axis and the line of force acting on that joint. Every joint that is involved in an exercise has a moment arm. The longer the moment arm is the more load will be applied to the joint axis through leverage. […]

How do you change the pitch of a string? Applying too much tension to a string tightly can raise it to the pitch of the next note, while loosening it can easily lower it the same amount. Increasing the tension raises the pitch. What is the hardest type of guitar to play? classical guitar Are […]