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1. ### infinite resistors problem?

R = 1 + (1 II R) + 1 . . . . . After this it's just mathematics. R = 2 + R/(R + 1) . . . . . . .(parallel value by product over sum) R(R...

2 Answers · Science & Mathematics · 13/05/2019

2. ### Question about relative linear speed?

...the second part. Each point on the edge of the wheel has speed rω measured from the center of rotation (the axle of the wheel) Because...

2 Answers · Science & Mathematics · 26/11/2019

3. ### Two long, straight wires are parallel and are separated by a distance of d = 0.250 m.?

r = d/2 Btop = μo i1 / (2 π r) Bbot = μo i2 / (2 π r) B = Bto - Bbot B...

1 Answers · Science & Mathematics · 18/07/2019

r = mv/qB => The component of v perpendicular to the magnetic field is...

1 Answers · Science & Mathematics · 04/04/2019

a) The force on q1 due to q3 (r=10cm = 0.1m) is: F13 = k.q1.q3/r² = 9*10^9 * (-3*10^-6) * (3... = 0.1² + 0.1² = 0.02 The force on q1 due to q2 (with r=d so r² = d² = 0.02) is: F12 = k.q1.q1/r²...

1 Answers · Science & Mathematics · 22/06/2019

6. ### Physics equation manipulation question!?

Fg / r = GMm/r^3 Which is not particularly useful if you ask me, are you sure that's what you mean?

3 Answers · Science & Mathematics · 11/07/2019

7. ### What does the expression reduce to if we move so far away along the central axis that ?

For z >> R, E = qz / [4πε₀*(z²+R²)^(3/2)] ≈ qz / [4πε₀...

2 Answers · Science & Mathematics · 04/09/2019

8. ### Can someone solve this physics question?

R = 37.2^2/9.80*sin 28.2 = 141.2*0.4726 = 66.73 m

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

9. ### What must be the resistance of the element?

P = V I = V^2 / R 3.4E3 = 240^2 / R R = 17 ohm to two sig figs When you get a good response, please consider giving a best answer. This is the only reward we get.

2 Answers · Science & Mathematics · 24/04/2019

10. ### Need help with physics problem?

... what you are to solve for is V of the battery and R of the battery. When the resistors are in parallel the effective...

6 Answers · Science & Mathematics · 27/02/2019