What is the most effective method to protect against a fall hazard? include use of stairs, guardrails, and barriers to prevent the employee from direct and unprotected exposure to the fall hazard. These techniques prevent the fall before the onset. Control of falls is the last line of defense. How can hazards be prevented from […]
What is the physical significance of Fourier number?
What is the physical significance of Fourier number? The Fourier Number (Fo) is a dimensionless group which arises naturally from the nondimensionalization of the conduction equation. It is very widely used in the description and prediction of the temperature response of materials undergoing transient conductive heating or cooling. What is the physical interpretation of the […]
What are AAA Approved Auto Repair facility characteristics?
What are AAA Approved Auto Repair facility characteristics? Approved Auto Repair 24-month/24,000 mile repair guarantee by the facility. Discounts on labor for auto repair or maintenance service (up to $50) Free maintenance inspection with any paid service. Vehicle triage within 60 minutes of a AAA tow in to the facility and assistance in obtaining alternate […]
What are the main components of an elevator?
What are the main components of an elevator? The different parts of an elevator include: Elevator car & shaft. The Sheave & Motor. Control unit. Counterweight. Machine drive. Counterweight guide rails. Guide rail fixing bracket. Car guide rail. How do elevator doors work? Elevators use two different sets of doors: doors on the cars and […]
Is Lake Superior the largest lake in North America?
Is Lake Superior the largest lake in North America? Lake Superior is the largest of the Great Lakes of North America, and among freshwater lakes, it is the world’s largest by surface area and the third-largest by volume. Which one of the Great Lakes is the largest? 1. Lake Superior is the largest freshwater lake […]
Is the sample mean always equal to one of the values in the sample?
How does light act like a particle?
How does light act like a particle? Light behaves mainly like a wave but it can also be considered to consist of tiny packages of energy called photons. Photons carry a fixed amount of energy but have no mass. They also found that increasing the intensity of light increased the number of electrons ejected, but […]
Why does sand burn your feet?
What are examples of an unbalanced force?
What are examples of an unbalanced force? Practically anything that moves is a result of the exertion of unbalanced forces on it. If you kick a football and it moves from one place to another, it means that unbalanced forces are acting upon it. Ball moves from one place to another after kicking it. This […]
Can a translation undo a reflection?
Can a translation undo a reflection? No. The translation followed by a reflection would put a figure in a different location in the plane when compared to the same reflection followed by the same translation. Summarize, or have students summarize, the lesson. We can sequence rigid motions. What does translation do to an image? Translation […]