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...m = 7.1kg /*mass of disk to be torqued*/

**R**= 0.76m /*radius of disk*/ F = 41.2N... given by: (6) I = (1/2)* m ***R**^2 /*for a solid disk of radius**R**, see ref 2...5 Answers · Science & Mathematics · 24/04/2011

the magnitude of vector

**R**is (x^2+y^2+z^2)^1/2, so, I will use**R**to indicate the position..., I will use the notation ()^3/2 to mean (x^2+y^2+z^2)^3/2 div (**R**/**r**^3)=d/dx[x/()^3/2] + d/dy[y/()^3/2] +d/dz[z/()^3/2] If you differentiate...1 Answers · Science & Mathematics · 17/10/2010

... and assume that E only has a radial component to get; (1/

**r**^2)d(**r**^2E)/dr = D/eo Expand the derivative (1/**r**^2)[2rE...1 Answers · Science & Mathematics · 02/09/2011

**R**(t) = < 2t^3, -t^3, 5t^3> for 0 ≤ t ≤ 4 velocity =**R**'(t) = < 6t², -3t², 15t² > speed...1 Answers · Science & Mathematics · 26/02/2016

..., the viscous friction is F = 6 π η

**R**v The force of buoyancy is 4/3 π ρ g**R**...**R**^2) v with solution ( v(0) = 0 ) v(t) = 2Δρ g**R**^2 / (9 η) ( 1 - exp(-9 η/(2 g Δρ**R**^2...1 Answers · Science & Mathematics · 09/01/2013

**R**is the normal force. Suppose a block is on the table. it ..." ..... I don't know why in ur book it is called**R**6 Answers · Science & Mathematics · 01/11/2007

**r**=(1/4 s^3) - (65 s^4)**r**' = (3/4 s^2) - (260 s^3)**r**'' = (3/2 s) - (780 s^2)2 Answers · Science & Mathematics · 06/11/2013

... point charges lie along a circle of radius

**r**at angles of 30°, 150°, and 270° as shown in... Electric field = (9 * 10^9 * q) ÷**r**^2 x-components: [(9 * 10^9 * q) ÷**r**^2] * cos 30...1 Answers · Science & Mathematics · 09/09/2012

...? ------------------------------------------- In that case, since you have the

**R**-values for these bulk construction methods, I will show you the...1 Answers · Science & Mathematics · 15/05/2013

a)

**R**& the 20 are in parallel so Req = 4*20/(4+20) = 3.333 So the equivalent series**R**is 3.333 + 2 + 4 = 9.33Ω Now i = V/**R**= ...1 Answers · Science & Mathematics · 06/06/2010