In a rectangular coordinate system, a positive point charge q =

3.00 nC is placed at the point x= 0.190 m , y=0, and an identical

point charge is placed at x= -0.190 m , y=0. Find the x and y

components and the magnitude

# Order answer: In a rectangular coordinate system, a positive point charge q = 3.00 nC is placed at the point x=…

# Order answer: 1) In a racetrack, cars are expected to be moving with a speed of approximately 120m/s. If the tu…

1) In a racetrack, cars are expected to be moving with a speed

of approximately 120m/s. If the turns in the track are quarter

circles with radius 150m, at what angle should the tracks be banked

so that the cars can make the turn without

# Order answer: Two moles of carbon monoxide (CO) start at a pressure of 1.1 atm and a volume of 54 liters. The g…

Two moles of carbon monoxide (CO) start at a pressure of 1.1 atm

and a volume of 54 liters. The gas is then compressed adiabatically

to 1/3 this volume. Assume that the gas may be treated as ideal.

What is the change in the internal

# Order answer: Approximate a fishing reel to be two solid disks, each of radius 6.1 cm and combined mass 0.85 kg…

Approximate a fishing reel to be two solid disks, each of radius 6.1 cm and combined mass 0.85 kg which can rotate without friction. String (of negligible mass) is wrapped around the reel (between the disks) all the way to its edge (see Fig 1a).

Read More# Order answer: The electric potential in a region of space is V = 300V. m/Squareroot x^2 + y^2, where x and y ar…

The electric potential in a region of space is V = 300V. m/Squareroot x^2 + y^2, where x and y are in meters. What is the strength of the electric field at (x, y) = (2.5m, 1.4m)? Express your answer using two significant

Read More# Order answer: We have an initially uncharged hollow metallic sphere with radius of 5.0 cm. I place a small obje…

We have an initially uncharged hollow metallic sphere with radius of 5.0 cm. I place a small object with a charge of the Not yet answered +10 mu c at the center of the s Through a hole in the surface Find the electric field

Read More# Order answer: Calculate the pH of a solution prepared by dissolving 0.150 mol of acetic acid and 0.300 mol of s…

Calculate the pH of a solution prepared by dissolving 0.150 mol

of acetic acid and 0.300 mol of sodium acetate in water sufficient

to yield 1.00 L of solution. The Ka of acetic acid is 1.76

x10^-5.

# Order answer: Bar AB rotates uniformly about the fixed pin A with a constant angular velocity omega. Determine …

Bar AB rotates uniformly about the fixed pin A with a constant angular velocity omega. Determine the velocity and acceleration of block C, at the instant theta = 30 degree.

Read More# Order answer: A circuit is connected as shown in the figure. Note that the negative terminal of the power suppl…

A circuit is connected as shown in the figure. Note that the negative terminal of the power supply is grounded (the potential = 0 V at this point). (a) Find the current through the point a. Show all your work and explain your reasoning.

Read More# Order answer: A negatively charged particle, -q, is placed at the center of a uniformly charged ring with a pos…

A negatively charged particle,

-q, is placed at the center of a uniformly charged ring with a

positive charge Q and radius R as shown in the figure. The particle

is confined to move along the x axis and displaced a small distance

from the