What force acting on an area of 0.5 m2 will produce a pressure of 500 Pa? Answer: Thrust = 250 N. What force acting on an area of 0.5 m2 will produce a pressure of 600 Pa? How does the pressure in liquids change with depth? Pressure increases as the depth increases. The pressure in […]
What units are used for W?
What happens in terms of energy when a player strikes the sweet spot?
Can I reverse a transformer?
Can I reverse a transformer? When a transformer is reverse fed, the taps move to the output side and so their operation is reversed. For reverse fed applications, raising the taps will increase output voltage and lowering the taps will lower output voltage. What is the difference between step up transformer and step down transformer? […]
Is LiCl written correctly?
Is LiCl written correctly? The correct name of LiCl is lithium chloride. What is the formula for K and S? Potassium sulfide Names Chemical formula K2S Molar mass 110.262 g/mol Appearance pure: colourless impure: yellow-brown Odor H2S Can S and K form an ionic compound? Potassium and Sulfur form an ionic compound, how does this […]
What are the disadvantages of LED bulbs?
What are the disadvantages of LED bulbs? What are the disadvantages of LEDs? High up-front costs. Transformer compatibility. Potential color shift over lamp life. Performance standardization has not yet been streamlined. Overheating can cause reduced lamp life. Why do my LED lights glow after being turned off? Why Do LED Bulbs Glow When Off? An […]
Why do hurricanes never hit California?
Why do hurricanes never hit California? In short, wind direction and cold water are the main reasons we don’t see hurricanes in California. Tropical storms and tropical storms that become hurricanes need warm water to form. The area of 15 degrees north latitude is prime real estate for storms over open water. Is a hurricane […]
What is the wavelength of the first harmonic?
What is the wavelength of the first harmonic? For the first harmonic, the length of the string is equivalent to one-half of a wavelength. If the string is 1.2 meters long, then one-half of a wavelength is 1.2 meters long. The full wavelength is 2.4 meters long. What is a harmonic wave? A harmonic is […]
What are the 7 benefits of stretching?
What are the 7 benefits of stretching? 7 Amazing benefits of stretching regularly Stress relief. If you’re not someone who works out very often, stretching can still help you ease any stress-related aches. Less anxiety. Relief from sore muscles. Improved posture. Less risk of injury. Better flexibility. Relief from back pain. What are two main […]