phy1020.DVI

The threshold of hearingIDI 0 corresponds to a sound level of 0 dB. A sound intensity of 1 W/m^2 cor- responds to a sound level ...

Chapter 14 Music Musicis a sequence of sounds created for enjoyment or artistic expression. The sounds may be produced by the hu ...

In this table we find the seven notes of the C major scale, along with the remaining five notes, which are named using the symbo ...

results in more pleasant-sounding music. In Western music, the most common of these scales are calledmajor scales, and the best- ...

notes is not strictly adhered to, though; while the notes in a composition are generally selected from the seven in the key bein ...

Two clef signs are in common use. Atreble clefis used when writing music for women’s voices, or for instruments that play high n ...

durations. The longest rest (awhole rest) is shown on the far left. Next is ahalf rest, which has half the duration of a whole r ...

Old Mac Don- -ald had a farm, EE I EE I O.  G  EE Old MacDonald Had a Farm 5 5 5 5 5 5 B (^5555) B ? Figure 14.5: The first 12 ...

Percussion instrumentsare instruments like drums, which produce a sound when a membrane or other surface is struck and allowed t ...

Part IV IV Electricity and Magnetism ...

Chapter 15 Electricity The phenomenon ofelectricityhas been known since ancient times. Long ago people discovered that rubbing f ...

15.2 Coulomb’s Law Using a torsion balance, the 18th century French physicist Charles-Augustin de Coulomb discovered the law tha ...

15.4 Materials. Different materials behave differently depending on their ability to allow electrons to flow through them. We cl ...

Figure 15.1: Example of Coulomb’s law in two dimensions. Here chargesq 1 ,q 2 , andq 3 at the vertices of an isosceles right tri ...

Chapter 16 The Electric Field Except for fairly simple problems involving a few charges, it’s usually not particularly convenien ...

Figure 16.1: Electric field lines for an electric dipole. The dipole moment vectorppoints to the left in this case. (©GNU-FDL, W ...

HerenOis a unit vector perpendicular to surfaceSandAis the total area ofS.IfSis a curved surface instead of a plane, then the el ...

Any excess charge in the conductor must lie on its surface.Using Gauss’s law, draw a Gaussian surface just below the surface of ...

Chapter 17 Electric Potential 17.1 Potential Energy There is a potential energy associated with the electric force. Suppose, for ...

similar with potential energy, and find a similar quantity that is a property of space only. This quantity is called thepotentia ...