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related to: Need for Speed

1. ### Is the orbital speed required for weightlessness a constant for Earth no matter the altitude? ?

... closer to earth (smaller r) increases the orbital speed needed .

7 Answers · Science & Mathematics · 01/01/2020

2. ### What would be the orbital speed and period for a spaceship in orbit just above the surface of a white dwarf star?

The escape velocity is 5500 km/s to 6,500 km/s, so the orbit speed has to be less than that.  Need some extra time to figure the rest of it. ==== Got it now!  v = 4565 km/s, with...

3 Answers · Science & Mathematics · 25/07/2020

3. ### E-Bike speed /weight question?

...acceleration.  Weight doesn't matter hardly at for speed .  Speed matters with power and wind drag... 800 watts at 60km/hr, to go 70km/hr needs 1100 watts 80km/hr needs 1450 ...

3 Answers · Cars & Transportation · 29/04/2020

...v / 5.35m/s = tanΘ where v is the speed of the current. For Θ = 30º, I get v = 3.09 m...she's now hopped into a boat. You need to build this current velocity into your ...

1 Answers · Science & Mathematics · 06/07/2020

...60.0 kg) up a ski hill. A high- speed quad chair can move N = 2400 people...terminal, how much power would each type of lift need just to overcome the force of gravity ...1200*60*9.8*100 is the energy for the 1200 per hr and Q = 2400*60*9...

3 Answers · Science & Mathematics · 23/07/2020

6. ### I need help on physics please and thanks!?

...1. (The inverse of α is called the Lorentz factor.) For a 0.1% (= 0.001) difference, this means α = 1 – 0.001 = 0.999 i.e. the relativistic...

1 Answers · Science & Mathematics · 06/08/2020

7. ### What's the point of a dual band router when 5G will do for all?

5G won't do for all, since there are still plenty of 2.4G devices with... demanding devices on the 2.4G and high speed needing devices on 5G.

8 Answers · Computers & Internet · 29/10/2019

8. ### upgrading my computer memory?

... for older systems.  Use their tool to lookup what you need and buy it on eBay for much less.   Regardless if you really want a speed increase you should spend your money on a new SSD hard drive.  More...

2 Answers · Computers & Internet · 02/09/2020

9. ### physics 20?

centripetal force = friction m v^2 / r = mu m g you have all the numbers you need solve for v I get about 18 m/s When you get a good response, please consider giving a best answer. This is the only reward we get.

2 Answers · Science & Mathematics · 18/07/2020

10. ### what does a SM Bus Controller do?

... Bus used in personal computers and servers for low- speed , system management communications. A SMBus controller is...

1 Answers · Computers & Internet · 15/09/2020

related to: Need for Speed