Calculate the magnitude and direction of electric feild
What are the magnitude and direction of the x and y components of the electric field at the origin if there is a +2.0nC source charge located at x=1.0cm, y=0.0cm and a -4.0nC source charge located at x=0.0cm, y=-3.0cm?
Expected delivery within 24 Hours
A certian induction has the form B = \(( \alpha x /y ^{2} ) x + ( \beta y / x ^{2} ) + f ( x, y, z ). \).Where alpha and beta are constants. Find the most general possible form for the function f(x,y,z).Find the current density J and verify that it c
You are the prosecuting attorney in a case. You are eliciting testimony from your star witness, who has said that he was sitting on his porch 600 ft away from the crime scene when he saw the defendant commit the crime in broad daylight. You ask, How
Consider a tiny grain, 1 um in diameter, of neutrally-buoyant (ps = pw) material as it undergoes Brownian motion. How long will it take to diuse along some particular direction by 10 times its diameter? By 100 times its diameter?
Estimate the sinking rate in water of a grain of sand that is 0:1 mm = 100 um in diameter. Assume that the density of quartz making up the sand is twice that of water. Do the experiment in a glass of water. Does your estimate make sense?App
Determine the heat, work done, and changing enthalpy in each processes and complete cycle.1. adiabatic process V goes 1/2 V.2. isochoric process temp goes original temp.3. isothermal process 1/2V goes V.Initial state 300k, 1atm, V
Suppose that earth was formed as molten rock at some very high temperatures. Estimate the time for the earth to cool to 300 K.This calculation was first performed by Lord Kelvin. The cooling time determined by Kelvin was significantly smaller than th
An elementary particle of mass M completely absorbs a photon, after which its mass is 1.01M.(a) What was the energy of the incoming photon?(b) Why is that energy greater than 0.01Mc^2?
Im looking at a 12th magnitude bright star. I find an average of 11 speckles of light in each 10ms image.Assuming that the distribution of the speckles are poissonian how many images on average should I take to find an image with one speckle?
1948030
Questions Asked
3,689
Active Tutors
1441490
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
A 65-year-old college professor from upstate New York with a medical history of diabetes and hypertension presents with a non-productive cough and sore throat
58 year old female has suffered from arthritis, with arthralgia and swelling of her hands, knees and feet that is aggravated by movement.
Question: A 65-year-old man with a history of hypertension presents to the clinic with complaints of polyphagia, polyuria, and weight loss for 2 years.
A 66-year-old Indian man presents to the clinic for a follow-up appointment with his daughter to discuss test results. The patient does not speak English,
Question: A 20-year-old college athlete presents with a scaly and mildly pruritic rash on his left hand for the past 3 weeks.
A 65-year-old man presents to the emergency department with severe pain and tingling in the right leg that began several hours ago
For the project of training nurses on competency skills for IV insertion during medical emergencies, describe your communication plan