Physics Questions
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A standing wave pattern is produced when a guitar string is plucked. Which characteristic off standing wave immediately begins to decrease
When a student looks into a plane mirror she sees a virtual image of herself. However when she looks into a sheet of paper, no such image forms. Which light phenomenon occurs at the surface of the paper?
A pulse traveled the length of a stretched spring the pulse transferred
The distance between 2 consecutive minimums in a sound wave pattern is
If the frequency of a periodic wave is doubled the period of the wave is
A sound wave traveling eastward thru air causes the air molecules to
As a car speeds up going away from the stationary spectator the sound wave detected by the spectator
Which combination of wavelength and size of opening will diffraction effects be greatest
If the distance between the spheres is decreased to .5 meter the electrostatic force will then be
Force of 8 x 10-5 newton if the distance between the charges is doubled the force will become
If dropped exactly in the middle then the 2 forced are
After a neutral object loses 2 electrons it will have a net charge of
If transferred between two spheres the total charge will be
If charge returns through the field it releases its pe and work and pe are
When a positively charged body touches a neutral charged body the neutral body will
For spheres of same size if touching the charges will
When a plastic rod is rubbed with wool the wool squires a positive charge because
by rotating wire coils within a stationary magnetic field and by rotating a magnetic field with stationary wire coils
List the SI unit for electrical resistance
List the SI unit for potential difference