Recent content by asianface.

Figured it out. Here's the equations you use. \frac{h_i} {h_o} = \frac{d_i} {d_i+d_o} \frac{w_i} {w_o} = \frac{d_i} {d_i+d_o} My classmate showed me the equation but I don't understand why it works and neither does she. If anyone could explain it, please do. :]

Thanks kdv. :] One last problem and I'm done. Homework Statement The rear window in a car is approximately a rectangle, 1.3 m wide and 0.30 m high. The inside rear-view mirror is 0.62 m from the driver's eyes, and 1.39 m from the rear window. What are the minimum dimensions for the...

._______. Does anyone know how to help me, please?

Homework Statement Shaving/makeup mirrors typically have one flat and one concave (magnifying) surface. You find that you can project a magnified image of a light bulb onto the wall of your bathroom if you hold the mirror 2.3 m from the bulb and 5.0 m from the wall. (Include the sign of each...

Okay, thanks for the help. I haven't learned this lesson yet but I'm attempting to finish all the homework assigned for it. I'll probably come back when I run into another problem. Thank you. :]

Oh, that makes sense. Wow, thanks. So for part (b), I just did the answer from part (a) multiplied by the cos(31). It works but I don't completely understand why.

[SOLVED] Forming Images with a Plane Mirror Homework Statement (a) How rapidly does the distance between you and your mirror image decrease if you walk directly toward a mirror with a speed of 4.7 m/s? (b) Repeat part (a) for the case in which you walk toward a mirror but at an angle of...