IB Physics

  • 4.1 quiz

    Posted by Craig Messerman on 5/4/2021

    4.1 Quiz

    Calculate the mass of two pith balls on string if a 12 microCoulomb charge on each holds them at an angle of 10 degrees apart on 10.0 cm strings.

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  • 3.8 quiz

    Posted by Craig Messerman on 2/24/2021

    1. If a tuning fork resonates over a double-open-ended tube of L=0.40 m, what is the frequency? 

    2. Draw the tube and standing wave.

    3. What is the wave speed and wavelength of a 0.75 m long guitar string playing a middle-C of 256 Hz?

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  • 3.5 quiz

    Posted by Craig Messerman on 2/12/2021

    Use the ULG and centripetal force to calculate Earth's orbital velocity (speed), and check your answer geometrically.

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  • 3.4 Quiz

    Posted by Craig Messerman on 2/9/2021

    If the average solar irradiance on Earth is 1.36 kW/m^2, what would it be on Pluto at 35 AU from the sun?

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