Point charges of equal magnitudes (25 nC) and opposite signs are placed on (diagonally) opposite corners of a 60-cm × 80-cm rectangle. If point A is the corner of this rectangle nearest the positive charge and point B is located at the intersection of the diagonals of the rectangle, determine the potential difference, VB - VA

a. -47 V
b. +94 V
c. zero
d. -94 V
e. +47 V


D

Physics & Space Science

You might also like to view...

What is the Oort cloud?

A) It's not really a cloud at all, but rather refers to the trillion or so comets thought to orbit the Sun at great distances. B) It is another name for the cloud of gas from which our solar system was born. C) It is a great cloud of gas that resides far beyond the orbit of Pluto. D) It is a giant storm in the atmosphere of Saturn.

Physics & Space Science

How many moles of water (H2O) molecules are in a 4.00 m3 container at a pressure 8.00 × 105 N/m2 and temperature 600°C? The ideal gas constant is R = 8.314 J/mol•K = 0.0821 L ? atm/mol ? K

A) 7.72 × 1026 mol B) 641 mol C) 441 mol D) 3.86 × 1026 mol E) 2.65 × 1026 mol

Physics & Space Science

Three cars, car X, car Y, and car Z, begin accelerating from rest, at the same time. Car X is more massive than car Y, which is more massive than car Z. The net force exerted on each car is identical

After 10 seconds, which car has the most amount of momentum? A) They all have the same amount of momentum B) Car X C) Car Y D) Car Z

Physics & Space Science

The mixing of soil by plants and burrowing animals is called

What will be an ideal response?

Physics & Space Science