The elevator of a large building is to raise a net mass of 400 kg at a constant speed of 12 m/s using an electric motor. minimum power rating of the motor should be

What is atmospheric perspective? a. the effect produced by rounding objects to appear three-dimensional. b. the effect produced by techniques that make objects appear to go back into the distance, creating a realistic look. c.

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A plane lands on a runway with a speed of 115 m/s, moving east, and it slows to a stop in 13.0 s. What is the magnitude (in m/s2) and direction of the plane's average acceleration during this time interval

Which ballet move is most similar to a track runner jumping over hurdles? Balancing on one leg Complex footwork patterns Straight leg dance kick Split leap

Trina makes a diagram to summarize how to use the right-hand rule to determine the direction of the magnetic force on each type of charge. A venn diagram with 2 intersecting circles.

The amount of gravity between 1kg of lead and Earth is ___ the amount of gravity between 1kg of marshmallows and Earth. a. greater than b. less than c. the same as d. none of the above

What is the best way to dry a thermometer servsafe?

What is a sphygmomanometer?

What part of a circuit has the main job of conducting the electricity?

One-half kg of Refrigerant 134a is contained in a piston-cylinder assembly, initially a saturated vapor at 200 kPa. The refrigerant undergoes a process for which the pressure-specific volume relation is p v^1.