Under which condition is no work done a force pushes an object? The force exerted by the person is an upward force equal to the weight of the box, and that force is perpendicular to the motion. If there is no motion in the direction of the force, then no work is done by that […]
What is the difference between reflective and reflexive?
What is the difference between reflective and reflexive? Reflection might lead to insight about something not noticed in time, pinpointing perhaps when the detail was missed. Reflexivity is finding strategies to question our own attitudes, thought processes, values, assumptions, prejudices and habitual actions, to strive to understand our complex roles in relation to others. What […]
How much HF is lethal?
How much HF is lethal? Hydrofluoric acid is one of the strongest acids known that has a strong lipophilic ability. Ingestions of more than 20 mg/kg body weight are considered a lethal dose. Even after dermal exposure, the fatal prognosis is caused by severe electrolyte disturbances, especially hypocalcemia. What does an HF burn feel like? […]
How much force does it take to move a railcar?
What is G value on glass?
How is flow rate related to radius?
How is flow rate related to radius? To put this relationship into words: At a given temperature, flow rate through a tube or pipe is inversely proportional to the length of the tube the viscosity of the liquid. Flow rate is directly proportional to the pressure gradient and the fourth power of the radius of […]
What is the derivative of x?
Which is better Armageddon or Deep Impact?
Which is better Armageddon or Deep Impact? However, there is still much debate between film lovers about which one is generally considered the better film. While Armageddon stands out as the fan favorite because it’s a more entertaining movie, a lot more people prefer the emotional depth that comes with Deep Impact. What made more […]
How do you read contour intervals?
How do you read contour intervals? How To Read Contour Lines Index lines are the thickest contour lines and are usually labeled with a number at one point along the line. Intermediate lines are the thinner, more common, lines between the index lines. Supplementary lines appear as dotted lines, indicating flatter terrain. What is another […]