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1. R=U/I & R=p*l/s?

... refering to "Ohm's Law", where: R = V/I R is the resistance V is the electric...

2 Answers · Science & Mathematics · 05/04/2007

2. What is the theory behind the equation R = v (√2H/g)?

The distance traveled ( R in this case ) = velocity . time R = v . t v = horizontal velocity For... only half the normal range ( up and down .... this is only the up bit. ) R = 2 v cos 45 √ 2H/g That's what the full formula should look like...

1 Answers · Science & Mathematics · 23/04/2011

3. A solid cylinder of mass M = 1.71 kg and radius R = 7.9 cm pivots on a thin, fixed, frictionless bearing (see?

...α = 2FR/MR² = 2F/MR F = 5.886N R = 7.9/100 m M = 1.71 kg α = 87.14 rad/s² <...

1 Answers · Science & Mathematics · 18/07/2010

4. what does R equal...................................?

R has the value 8.314 J·Kˉ¹·molˉ¹ or 0.08206 L·atm·molˉ¹·Kˉ¹ if using pressure in standard atmospheres (atm) instead of pascals, and volume in litres instead of cubic metres.

1 Answers · Science & Mathematics · 16/04/2013

5. Two identical 1.0-kg blocks are connected by a massless string over a frictionless pulley of radius R = 13 cm?

...angular acceleration equals tangential acceleration divided by radius (α = a/r): ∑τ = Iα = r(T₁ - T₂) Ia/r = r(T₁...

1 Answers · Science & Mathematics · 02/07/2010

6. RLC Circuit - Given V,f,P find R?

P = V^2 / R 6 = (100)^2 / R R = 10,000 / 6 R = 1,666.6666 ohms since...

2 Answers · Science & Mathematics · 01/05/2013

7. Why is -GMm/R*(1+h/R)^(-1) equal to -GMm/R + GMmH/ R^2?

...think you are asking to show that if h<<R, then -(k/R)(1+h/R)⁻¹ = -k/R + kh/R² (equation...

1 Answers · Science & Mathematics · 01/10/2014

8. EASY10PTS- How (1/R)=(1/R1)+(1/R2)?

...39;s backward. It would be better to write the equation i = V / R, because what really happens is you apply a potential difference V...

2 Answers · Science & Mathematics · 15/04/2012

9. A solid cylinder of mass M = 1.71 kg and radius R = 7.9 cm pivots on a thin, fixed, frictionless bearing (see?

A solid cylinder of mass M = 1.71 kg and radius R = 7.9 cm pivots on a thin, fixed, frictionless bearing (see ...

1 Answers · Science & Mathematics · 21/07/2010

10. An electron and a proton are a distance r =7.4*10^-9 m apart. How much energy is required to increase their se?

Potential energy between 2 charges = kq1q2/r When r =7.4x10^9m, initial energy = (9x10^9) x (1.6x10^-19) x (-1.6x10^-19...

1 Answers · Science & Mathematics · 25/02/2012