Recent content by mc2_phy

Came across these questions What is meant by? Energy use Energy storage Energy expenditure

No prob. Thanks for that. Really cleared it up

what is the relationship between these 3 Charge Capacitance voltage?

Why is charge a derived quantity?

converting a figure into hours! simple really I got a figure of 70.86 which is calculation to 24 hours so its 70 hours something. So if it was 12 pm on the tuesday plus the amount above, what time and day would it be?

Calculator Vs computer...precision Im doing a simple research to find out which device is better for calculations Valueof π On scientific calculator = 3.141592654 on computer calculator = 3.14159265359 How do I find percent error? And would this difference have any impact on...

I have attached a file of attempt :) Dont know how to find x

Reaaly need to solve these

why is it a derived quantity?

thank you.

No not really. Just wondering how you solve this.

Homework Statement A shell is fired at an abgle of 30 degrees to the horizontal. If the shell stays in the air for 40 seconds, calculate a)how far it lands from it's original position b)the highest point it can reach Homework Equations N/a The Attempt at a Solution I was...