When we define PE --> 0 as

**r**-->**r**, such as when calculating escape velocity from a planet with mass ... = GMm/**r**, the stored energy gets smaller as**r**--> infinity. And that's just not the physics of energy is...2 Answe

**r**s · Science & Mathematics · 16/08/2014To

**r**que τ = F* R = Iα whe**r**e I =MR^2/2 and α is the anguala**r**acccele**r**ation...and exe**r**ts a to**r**que on M giving an anguala**r**acccele**r**ation α. a = R α Fo**r**the mass M, F = I α/ R = [MR...1 Answe

**r**s · Science & Mathematics · 05/07/2010|

**r**| = sqrt(5^2 + 10^2) = sqrt(125) = 5 * sqrt(5)**r**(hat) = (5.00 / (5 * sqrt(5))) i(hat) + (-10.00 / (5 * sqrt(5))) j(hat)**r**(hat) = (1.00...2 Answe

**r**s · Science & Mathematics · 07/10/2010...you could THEN turn into a fraction. ie ( 2.4 + 0.003)^(-2) <

**R**^(-2) < (2.4 - 0.003)^(-2) 0.173178 <**R**^(-2...4 Answe

**r**s · Science & Mathematics · 08/09/2019...absolute (same unce

**r**tainty units as the R² & √ R values) why not just use the max and min values...56) x 100% = +/- 0.173% ANS**r**epeat same method fo**r**√ R {the answe**r**can be no mo**r**e significant than the R value1 Answe

**r**s · Science & Mathematics · 08/09/2017... (1/infinity - 1/R1) = = GMm (0 - 1/R1) = -GMm/

**R**Convenient formula, is not it? In this case the energy ...3 Answe

**r**s · Science & Mathematics · 23/04/2008...you

**r**e-d**r**aw this ckt you have 6Ω in pa**r**allel with R in pa**r**allel with E +1Ω in pa**r**allel with 3... because the cu**r****r**ent MUST be down into the R fo**r**KVL to be satisfied. Remembe**r**...1 Answe

**r**s · Science & Mathematics · 08/10/2016... unlikely so t

**r**y to the**r**ight of the 2µC fi**r**st. Let**r**be the distance**r**ight of the 2µC 2.8/(**r**+0.035)² = 2/**r**²...2 Answe

**r**s · Science & Mathematics · 25/05/2017a) The cha

**r**ge pe**r**unit volume is ρ=ρ1 (**r**/ R ) whe**r**e**r**is the distance f**r**om the cente**r**. Divide the enti**r**e... = π(ρ1)( R ^3) b) Let the elect**r**ic field at a distance**r**f**r**om the cente**r**be E. Conside**r**a Gaussian Su**r**face...2 Answe

**r**s · Science & Mathematics · 14/04/2009... by the solid) dV = = ∫[f

**r**om θ=-π/2 to π/2] dθ ∫[f**r**om**r**=0 to cos(θ)]**r**d**r**∫[f**r**om z=0 to**r**cos(θ)] dz = = π/8 2. This ...1 Answe

**r**s · Science & Mathematics · 16/06/2010