Determine distance and direction of tiny grain
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?
Expected delivery within 24 Hours
A rocket in outer space has a payload of 4530.0 kg and 1.597·105 kg of fuel. The rocket can expel propellant at a speed of 3.300 km/s.Assume that the rocket starts from rest, accelerates to its final velocity, and then begins its trip. How lon
A 40.5-cm-by-40.5-cm checkerboard has a mass of 108.5 g. There are four 23.5-g checkers located on the checkerboard, as shown in the figure. Relative to the origin located at the bottom left corner of the checkerboard, where is the center of mass of
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
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?
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
1954328
Questions Asked
3,689
Active Tutors
1455116
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
A child scores positive on a Vanderbilt Screening Test for ADD/ADHD by the parent, but the teacher and coach screen on the screening test is negative.
Article explores the understanding of stress in middle childhood children, particularly in a supportive learning environment.
What are the pros of the intervention in the behavioral management approach of mindfulness training for pain management?
Structural variables that affect the quality of programs for infants and toddlers refers to features such as: Question Select one:
Outline how the nervous system controls these functions and what researchers know or have recently discovered about a common disorder
Briefly describe your experience with groups. This can include any type of group experience: social, therapeutic, civic, religious, educational, athletic,
Problem: How do I introduce the stimulus article and summarize what is considered to be the main points?