Why is it necessary to wear masks during the COVID-19 pandemic? Masks are recommended as a simple barrier to help prevent respiratory droplets from traveling into the air and onto other people when the person wearing the mask coughs, sneezes, talks, or raises their voice. This is called source control. If everyone wears a mask […]
Is just-in-time a method of lean production?
Is just-in-time a method of lean production? Just-in-time manufacturing can be practiced on its own or as one step in the lean manufacturing process.” You can use Lean to create a JIT process but JIT is the piece of the Lean method that eliminates the waste of excessive inventory. JIT and Lean manufacturing have an […]
What is the suitable material of construction of muffle furnace?
What is the suitable material of construction of muffle furnace? Working Chamber Made of Ceramic with Alumina Muffle Chamber Made of Mild Steel finished with High Temperature Resistant Aluminum Paint. How does a muffle furnace work? The defining characteristic of a muffle furnace is that it separates the object to be heated from […]
What is the Hubble Space Telescope powered by?
What is the Hubble Space Telescope powered by? solar energy What type of satellite is the Hubble Space Telescope? Hubble Space Telescope Spacecraft properties Type Ritchey–Chrétien reflector Diameter 2.4 m (7 ft 10 in) Focal length 57.6 m (189 ft) Focal ratio f/24 What is the size of the Hubble Space Telescope? Hubble’s primary mirror […]
Why ADD and ADHD is overdiagnosed?
Why ADD and ADHD is overdiagnosed? Clinical Implications Overdiagnosis is a problem because it leads to overtreatment. The increasing diagnosis of adult ADHD could lead to stimulant prescriptions for people who would not benefit from them. What is the main difference between ADD and ADHD? ADHD is the official, medical term for the condition — […]
When scientists talk about an ecosystem and the type and number of animals and plants that live in one they are also concerned about limiting factors What are limiting factors?
When scientists talk about an ecosystem and the type and number of animals and plants that live in one they are also concerned about limiting factors What are limiting factors? When scientists talk about an ecosystem and the type and number of animals and plants that live in one, they are also concerned about limiting […]
What does a brake combination valve do?
What does a brake combination valve do? Most combination valves perform 3 functions: The Proportioning Valve keeps the rear brakes from locking up during a panic stop. The Metering Valve delays the front brakes long enough for the fluid pressure to overcome the rear brake return springs. A pressure switch sends an electrical signal. What […]
How does a diaphragm pressure sensor work?
How does a diaphragm pressure sensor work? The Diaphragm Pressure Gauge uses the elastic deformation of a diaphragm (i.e. membrane) instead of a liquid level to measure the difference between an unknown pressure and a reference pressure. A typical Diaphragm pressure gauge contains a capsule divided by a diaphragm, as shown in the schematic below. […]
How does a catapult work science?
How does a catapult work science? A catapult works because energy can be converted from one type to another and transferred from one object to another. When you let go, this stored energy is released, converted into energy of motion and transferred to the missile (the launched object), which then flies through the air. What […]
Why must you be cautious of chemical exposure in the workplace?
Why must you be cautious of chemical exposure in the workplace? Why must you be cautious of chemical exposure in the workplace? chemicals higher in concentration, chemicals can cause serious incidents in the workplace, exposure time is longer. training for chemical handling in your area, physical and health hazard information for chemicals in your work […]