Answers: 1
Physics, 21.06.2019 21:30
One day, after pulling down your window shade, you notice that sunlight is passing through a pinhole in the shade and making a small patch of light on the far wall. you see that the patch of light seems to be a circular diffraction pattern. it appears that the central maximum is about 1 cm across and you estimate that the distance from the window shade to the wall is about 3 m. what is (a) the average wavelength of sunlight? (b) the diameter of the pinhole?
Answers: 3
Physics, 22.06.2019 05:40
Two polarizers are oriented at 40β to each other and plane-polarized light is incident on them. if only 16 percent of the light gets through both of them, what was the initial polarization direction of the incident light?
Answers: 2
Physics, 22.06.2019 08:00
What is a carrier wave and how does it affect what you hear on the radio
Answers: 1
Physics, 22.06.2019 09:30
This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer
Answers: 2
Agps receiver can tell you your exact latitude and longitude?...
Biology, 03.02.2020 16:46
Chemistry, 03.02.2020 16:46
Geography, 03.02.2020 16:46
Mathematics, 03.02.2020 16:46
Chemistry, 03.02.2020 16:46
History, 03.02.2020 16:46
History, 03.02.2020 16:46
English, 03.02.2020 16:46
Mathematics, 03.02.2020 16:47
Biology, 03.02.2020 16:47