What is the new technology in ESEM? These problems can now be overcome, thanks to the new environmental scanning electron microscope (ESEM), which permits the imaging of wet systems with no prior specimen preparation. Which gas is used in SEM? However, the first images of wet specimens in an SEM were reported by Lane in […]
What are some signs that tell you are fatigued?
What are some signs that tell you are fatigued? The signs of tiredness include: yawning. sore or heavy eyes. slower reaction times. finding you’re daydreaming and not concentrating on your driving. driving speed creeps up or down. impatience. impaired driving performance such as poor gear changes. stiffness and cramps. What are two ways we can […]
What causes a car not to start if the battery is good?
Why should you only burn candles for 3 hours?
Why should you only burn candles for 3 hours? Don’t keep candles burning for longer than indicated on the manufacturer’s instructions. Burning a candle for too long will cause carbon to collect on the wick, leading it to “mushroom.” The wick will then become unstable and produce a dangerously large flame. Plus, your candle will […]
What are the three types of cloud services?
What are the three types of cloud services? There are three main service models of cloud computing – Infrastructure as a Service (IaaS), Platform as a Service (PaaS) and Software as a Service (SaaS). What are some examples of cloud services? Examples of Cloud Computing Dropbox, Facebook, Gmail. Cloud can be used for storage of […]
What are the magnitude and direction of the electric field?
What are the magnitude and direction of the electric field? at point P, between both charges. Wanted : The magnitude of the electric field is zero located at…. Charge A is positive so that the direction of the electric field points away from charge A (to the right). Charge B is positive so that the […]
What is difference between FID and tcD detector?
What is difference between FID and tcD detector? the basic principle of FiD is the ionization of organic compound by burning the compounds in the hydrogen air flame. Meanwhile, the detection of compound by tcD is based on the difference of thermal conductivity properties between the carrier gas and the target being detected. What does […]
What is the orange soil on the moon?
What is the orange soil on the moon? Abstract. THE discovery of an orange-coloured soil on the Moon by the Apollo 17 astronauts last December led to much excitement and speculation. Dr Jack Schmitt, the geologist on the mission, realized that such yellow to orange coloration in rocks on Earth is usually due to hydrated […]
Does salt water boil at 100 degrees?
Is forced hot air unhealthy?
Is forced hot air unhealthy? The biggest downside of using a forced air heating system is that it leaves you vulnerable to inefficiency stemming from ductwork problems. If your ductwork is well-designed, expertly installed, and kept in prime condition, then you’ll be able to heat your home quite efficiently. Is forced air heating cheaper? Other […]