Recent content by mc2_phy

  1. M

    High School Energy Use, Storage & Expenditure: All You Need To Know

    Came across these questions What is meant by? Energy use Energy storage Energy expenditure
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    Undergrad Why is charge a derived quantity

    No prob. Thanks for that. Really cleared it up
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    High School What is the relationship between these

    what is the relationship between these 3 Charge Capacitance voltage?
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    Undergrad Why is charge a derived quantity

    Why is charge a derived quantity?
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    High School Converting a figure into hours

    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?
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    High School Calculator Vs computer precision

    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...
  7. M

    Having a problem with inverse proportion

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

    Having a problem with inverse proportion

    Reaaly need to solve these
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    Undergrad Is KE a Derived Quantity in Dynamics?

    why is it a derived quantity?
  10. M

    Projectile Motion Calculations for a Shell Fired at 30 Degrees

    thank you.
  11. M

    Projectile Motion Calculations for a Shell Fired at 30 Degrees

    No not really. Just wondering how you solve this.
  12. M

    Projectile Motion Calculations for a Shell Fired at 30 Degrees

    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...