Sunday

September 21, 2014

September 21, 2014

Posted by **Alyssa** on Tuesday, January 15, 2013 at 10:41pm.

Find the force on the ﬁrst charge.

The value of the Coulomb constant is

8.98755 × 10^9 N · m^2/C^2.

- Physics -
**Elena**, Wednesday, January 16, 2013 at 6:40amk=8.98755 × 10^9 =9•10 ⁹N • m^2/C^2.

q1=−6 µC, q2 =7 µC, q3 =-5 µC

F12=k•q1•q2/r1²=9•10⁹•6•10⁻⁶•7•10⁻⁶/9 =….

(to the right)

F13=k•q1•q3/r2²=9•10⁹•6•10⁻⁶•5•10⁻⁶/36 =…

(to the left)

F=F12-F13=…

(to the right)

**Answer this Question**

**Related Questions**

physics - Four charges −8 × 10^−9 C at (0 m, 0 m), −7 × 10^&#...

physics - Three point charges are on the x axis: −2 ¦ÌC at −3 m, 8...

biology - Given the part of the molecule shown below, can the underlined atom ...

calculus - Find an equation for the surface consisting of all points P(x, y, z) ...

physics - A positive point charge = 2.1×10−5 is fixed at the origin of ...

Grade 12 Calculus - Evaluate each of the following. Show all your calculations...

calculus (gr 12) - Evaluate each of the following. Show all your calculations. a...

calculus (gr 12) - Evaluate each of the following. Show all your calculations. a...

Physics - A charge of +2.4 × 10−9 C is placed at the origin, and another ...

physics - A charge of +2.4 × 10−9 C is placed at the origin, and another ...