Potential of Point-Charges: Three point charges, -2.00 ?C, +4.00 ?C, and +6.00 ?C, are located along the x-axis as shown in the figure. What is the electric potential (relative to infinity) at point P due to these charges? (k = 1/4??0 = 8.99 × 109 N ? m2/C2) 

A. -307 kV
B. +307 k V
C. -154 kV
D. +154 kV
E. 0.00 kV


Answer: B

Physics & Space Science

You might also like to view...

Which terrestrial planet(s) have magnetic fields?

A) Earth and Venus B) Earth only C) all of them do D) Earth and Mercury

Physics & Space Science

What is the quantity used to measure an object's resistance to changes in rotational motion?

A) mass B) moment of inertia C) torque D) angular velocity E) angular acceleration

Physics & Space Science

If the net work W is done on an object is negative, the object's kinetic energy increases by an amount W

Indicate whether the statement is true or false

Physics & Space Science

Photoelectric Effect: What is the longest wavelength of electromagnetic radiation that will eject photoelectrons from sodium metal for which the work function is 2.28 eV? (c = 3.00 × 108 m/s, h = 6.626 × 10-34 J ? s, 1 eV = 1.60 × 10-19 J)

A. 580 nm B. 499 nm C. 633 nm D. 668 nm E. 545 nm

Physics & Space Science