Camera lenses are described in terms of their focal length. A 50 mm lens has a focal length
of 50 mm. A camera is focused on an object
75 m away using a 380 mm lens.
Locate the position of the image.
Answer in units of mm.

Me ! a 2 µc charge q1 and a 2 µc charge q2 are 0.3 m from the x-axis. a 4 µc charge q3 is 0.4 m from the y-axis. the distances d13 and d23 are 0.5 m. find the magnitude and direction of the resulting vector r. round your answer to the nearest tenth.

The difference between a red shift and a blue shift has to do with wavelength frequency. t or f

Argon, neon, and xenon are examples of