# Yahoo Web Search

1. ### A satellite is in a circular orbit around a planet at an altitude 3r above the planets surface. The radius of the planet is r and the?

radius of orbit is 4r V = √(GM/ R ) V = √(GM/4r) V²4r = GM M = V²4r/...

1 Answers · Science & Mathematics · 28/10/2020

2. ### Explain why the equation E=kqsource/ r ^2 cannot be applied for oppositely charged parallel plates and a charged spherical conductor ?

E = kQ / r² applies to a spherical object of radius R with a charge q and for the field at a distance from the center of r > R ...

1 Answers · Science & Mathematics · 04/06/2020

3. ### (pre Calculus) For both nPr (permutations) and nCr (combinations), n ≥ r . Explain why is that true?

Look at the definitions nPr = n! / (n - r )! If r > n, then you have the factorial of a negative number, which isn't defined.

2 Answers · Science & Mathematics · 29/05/2020

4. ### Linear algebra - Vectors in R ^2 that have norm equal to 2?

...have a norm " max | a_1 j | , j = 1,2,3,..., n "{ max entry magnitude }....so in R _2 ..< √2 , √ 2 > , < 0 , - 2 > , <...

2 Answers · Science & Mathematics · 20/07/2020

5. ### A ball of mass 300 gram is whirled on the end of a string in a horizontal circle of radius r = 0.450 m at a constant?

What is the reference frame for the angle? I'll assume that it is measured from vertical tanθ = (v²/ r ) / g = v² / rg v² = rgtanθ  v² = 0.450(9.81)tan25 v² = 2.0585 v = 1.43 m/s

1 Answers · Science & Mathematics · 08/12/2019

6. ### The Ambassador Bridge is a suspension bridge that crosses the Detroit River and connects Windsor, Ontario, to Detroit, Michigan.   ?

y=a(x− r )(x−s)     ---  you have 3 points given   assume one end .. location of...a parabola .. which estimates the curve     y = ax^2 + bx + c    y = a(x - r )(x - s)    y = ax^2 - a( r + s)x + ars      y = ax^2 + bx + c  <...

1 Answers · Science & Mathematics · 02/07/2020

7. ### What r his intentions?

He is a male, so of course he's interested in more than friendship.

1 Answers · Society & Culture · 12/12/2019

8. ### R &S.  Is this where the magic happens?

Hocus Pocus and alakazam! Welcome, welcome to the R & S clan.

5 Answers · Society & Culture · 13/03/2020

9. ### Is gangbanging considered r ape?

With consent, no. Without consent, yes. It's not a difficult concept.

3 Answers · Family & Relationships · 08/07/2020

10. ### When r u going to appear again? ?

Who is that.. anyway I will come on here whenever I want to although Y!A is boring and glitchy at times.

5 Answers · Entertainment & Music · 27/08/2020