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David, PhD

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Most Advanced Degree:

Post - Doctoral Degree

Major or Emphasis:

Theoretical Physics

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About David

PhD in theoretical Physics 10 year experience in tutoring Math and physics

I've been an Expert on JustAnswer since November 2005, and I’m ready to answer your and Homework questions.

To date, I have 2112 satisfied customers who have indicated that they are happy with the answers they received from me - and I'm ready to answer your Homework questions right now.

If you have a Homework question you would like to ask me, just enter it into the box on the left so I can get started right away. Your satisfaction is my goal, and I'm happy to answer any follow-up questions you may have.

Note from JustAnswer: David's PhD in Physics was verified on or around October 2009 by a leading third-party verification service.

Recent Feedback for David

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expert has received under the new feedback
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Positive

4/4/2012

GREAT

Positive

3/2/2012

Very helpful

Positive

3/1/2012

This expert answered my math question in a way I could easily understand it and I am quite satisfied.

Positive

2/15/2012

David, as always, your help is much appreciated. I told my 8th grade daughter to go on and ask for your help. She forgot to accept. Sorry

Positive

1/31/2012

Another understood explanation....big smile here!

Positive

1/29/2012

good quick work

Positive

1/29/2012

Excellent for explaining it.

Positive

1/28/2012

simple, easy explanations that help me see my errors and assist in my learning.

Positive

1/28/2012

David has got the light to shine in my brain once more. He is terrific....and does not make me feel as if I am a dunce. Thank you David.

Positive

1/28/2012

I appreciate help with what turns out to be quite a simple problem....after I understood that I read it incorrectly.

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Recent Answers from David

1. An aluminum bar is 2 meters long at a temperature of 20	4/5/2012
A binary tree can be recursively defined as follows. A single	4/4/2012
A 10 nC charge sits at a point in space where the magnitude	4/1/2012
I have another question. When a person falls from say a two	3/26/2012
Two people start at the same place and walk around a circular	3/21/2012
for david: two coppe wires of different diameter are joined	3/10/2012
for david -- I understand that electrons disperse across the	3/9/2012
Multivariable calculus : multiple integration: http://ge.tt/4gahrSE/v/0?c the	3/2/2012
This is really a math question. I see betting odds at various	3/1/2012
for David -- I need further clarification on these two formula:	2/29/2012

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