Not your question?
Ask your question
View similar questions
Add your answer here.Check out some similar questions!
Geometrical optics
[ 0 Answers ]
A small object is located 30.6 cm in front of a concave mirror with a radius of curvature of 40.9 cm. So the question is Where will the image be formed? I thought I use this equation to solve 1/do + 1/di= 1/f I solved for R by using f=(1/2)R and got 20.45 I then plug that in with all my...
Physical optics
[ 1 Answers ]
1.Blue light with a wavelength of 440 nm is used in a double slits are 0.50 mm apart. If the screen is 1.5 m from the slits, what is the angular separation of the first-order bright fringes? Answer given is : 1.8x10^-3 2.Monochromatic light passes through two narrow slits 0.25 mm apart and...
Physics Lens and optics
[ 2 Answers ]
1) Yellow light with a wavelength of 596nm falls on two slits separated by a distance of 1.90 x 10-5m. The screen is 0.600m from the slit. What is the distance from the centre line to the first order bright line? 2) A diffraction grating with 10 000 lines/cm is used on a beam of light with a...
Geometric optics
[ 2 Answers ]
Q. Two convex lenses of focal length 10 cm are placed 30 cm apart. An object is placed 20 cm to the left of lens 1. Calculate the position of the final image relative to the second lens: A -25 cm B +10 cm C +25 cm D at infinity E -10 cm Thank you
Optics
[ 1 Answers ]
How is it possible that a 35mm camera could work with its normal lens, but also with a telephoto lens of 100mm? View more questions Search
|