1. | \(0.7\) kg-m2 | 2. | \(3.22\) kg-m2 |
3. | \(30.8\) kg-m2 | 4. | \(0.07\) kg-m2 |
(a) | the distance between the objective and the eyepiece is \(20.02\) m. |
(b) | the magnification of the telescope is \(-1000\). |
(c) | the image of the planet is erect and diminished. |
(d) | the aperture of the eyepiece is smaller than that of the objective. |
1. | zero | 2. | \(\dfrac{-q^2}{4\pi\varepsilon_0d}\) |
3. | \(\dfrac{-q^2}{4\pi\varepsilon_0d}\Big(3-\dfrac{1}{\sqrt2}\Big)\) | 4. | \(\dfrac{-q^2}{4\pi\varepsilon_0d}\Big(6-\dfrac{1}{\sqrt2}\Big)\) |
1. | \(420\) Hz | 2. | \(440\) Hz |
3. | \(484\) Hz | 4. | \(512\) Hz |
1. | 2. | ||
3. | 4. |