How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask David Your Own Question
David
David, Tutor
Category: Homework
Satisfied Customers: 2310
Experience:  PhD in Theoretical Physics
394177
Type Your Homework Question Here...
David is online now
A new question is answered every 9 seconds

1. An aluminum bar is 2 meters long at a temperature of 20

Resolved Question:

1. An aluminum bar is 2 meters long at a temperature of 20 degrees celsius. What will be the length of the bar at a temperature of 100 degrees celsius?


 


2. A mass of 9kg is lifted through a height of 17 meters. How much work is performed during the lifting? (Please show the formula/work)


 


3. What is the total resistance in OHMS and what is the total current in amperes? (picture below)


 


Submitted: 5 years ago.
Category: Homework
Expert:  Sandhya replied 5 years ago.
Sorry, These are not math questions. I can't assist with these questions.
Expert:  David replied 5 years ago.
hello, I'm working on the question will post the solutions shortly. in 10 mins
Customer: replied 5 years ago.
Thanks!
Expert:  David replied 5 years ago.
THIS ANSWER IS LOCKED!

You need to spend $3 to view this post. Add Funds to your account and buy credits.
David, Tutor
Category: Homework
Satisfied Customers: 2310
Experience: PhD in Theoretical Physics
David and other Homework Specialists are ready to help you

Related Homework Questions