1) 30 volts is correct
2) Rt = (4x6)/(4+6)=2.4 Ω
3) P = I^2 x R = 36 W
we use AC because it's easy to transmit via 3 phase on cables and easy to step up and down
Answer:
the answer is C. rocket 4.
Explanation:
![a = \frac{f}{m} \\ \\ c) a = \frac{120}{3.25} = 36.923...](https://tex.z-dn.net/?f=a%20%3D%20%20%5Cfrac%7Bf%7D%7Bm%7D%20%20%5C%5C%20%20%5C%5C%20c%29%20a%20%3D%20%20%5Cfrac%7B120%7D%7B3.25%7D%20%20%3D%2036.923...)
it's the biggest amongst the four.
rocket one has an acceleration of 34.782...
rocket two has an acceleration of 22.429...
rocket three has an acceleration of 26.666...
rocket four has an acceleration of 36.923
Answer:
Given the experimental setup shown below, where should you put object C, ... applies a force of 150 N. What is the mechanical advantage of the hammer? ... Explain why tin snips, designed for cutting metal, have long handles and short blades. ... advantage for scissors, a first-class lever, is the length of the handle divided ...
Explanation:
Your answer for this question is the third option.