The following lists the eight sample problems and solutions used in the simple physics task. Note that the variable equations in these solutions pertain to the PC condition; for the NC condition variable equations, refer to Table 10.1 in the book chapter.
Two spaced metal plates form a capacitor.
The area of each plate is 9.
The spacing between the plates is 7.
What is the capacitance C?
C = A / s
= 9 / 7
A sheet of glass is put between a hot stone and a cooler one.
The thickness of the glass is 8.
The conductivity of the glass is 3.
What is the thermal resistance R of the glass?
R = T / c
= 8 / 3
A rod travelling near the speed of light contracts.
The rod's proper length is 5.
The Lorentz factor is 9.
What is the rod's length L' at that speed?
L' = L / f
= 5 / 9
A block is fastened to a spring attached to a wall.
The spring constant is 4.
The distance from equilibrium is 7.
What is the force F exerted by the spring on the block?
F = - c * d
= - 4 * 7
A beam of light is travelling through some medium.
The index of refraction is 5.
What is the velocity of light v in the medium?
v = c / i
= c / 5
Light shines through a narrow slit.
Consider minimum number 2,
which falls at angle 5.
The wavelength of the light is 7.
What is width s of the slit?
s = n * w / S a
= 2 * 7 / S 5
A cylinder contains 1 mole of oxygen under pressure.
The pressure of the gas is 4.
The temperature of the gas is 7.
What is the volume V of the cylinder?
V = R * T / p
= R * 7 / 4
A coiled wire forms an inductor.
The flux through the inductor is 4.
The number of windings is 9.
The current through the wire is 2.
What is the inductance L of the inductor?
L = N * f / c
= 9 * 4 / 2