Physics, 21.01.2020 20:31 andrewbigbrains8740
The image of a crayon appears to be 21.9 cm behind the surface of a convex mirror and is 2.93 cm tall. the mirror’s focal length is 49.1 cm.
a) how far in front of the mirror is the crayon positioned?
answer in units of cm.
b) calculate the magnification of the image.
c) describe the image.
1. virtual, upright, larger 2. virtual, inverted, larger 3. real, upright, larger
4. virtual, upright, smaller 5. real, inverted, larger
6. real, inverted, smaller
7. none of these
8. virtual, inverted, smaller 9. real, upright, smaller
d) how tall is the actual crayon? answer in units of cm.
Answers: 2
Physics, 21.06.2019 14:00
What mass will a pumpkin have a force of 450 newton’s accelerates it to 110 m/s^2? include the correct units.
Answers: 1
Physics, 22.06.2019 10:30
Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?
Answers: 2
Physics, 22.06.2019 21:10
Which radioisotope is used in dating geological formations?
Answers: 3
Physics, 22.06.2019 22:00
Notice how they put future which of the clouds shown would indicate a possible future rain storm? a) b) c) d)
Answers: 1
The image of a crayon appears to be 21.9 cm behind the surface of a convex mirror and is 2.93 cm tal...
Chemistry, 03.12.2021 18:10
Social Studies, 03.12.2021 18:10
Biology, 03.12.2021 18:10
Chemistry, 03.12.2021 18:10
Spanish, 03.12.2021 18:10
Mathematics, 03.12.2021 18:10