26. A convex spherical mirror has a radius of curvature of 60 cm and an object is placed 40 cm in front of the mirror. Find the image distance. a. -17.14 cm b. 17.14 cm c. 120 cm d. -120 cm 27. Which one is correct as far as the image? a. larger, inverted and real. C. smaller, upright and real. e. smaller, inverted and virtual. b. Iarger, upright and virtual d. smaller, upright and virtual.
26. A convex spherical mirror has a radius of curvature of 60 cm and an object is placed 40 cm in front of the mirror. Find the image distance. a. -17.14 cm b. 17.14 cm c. 120 cm d. -120 cm 27. Which one is correct as far as the image? a. larger, inverted and real. C. smaller, upright and real. e. smaller, inverted and virtual. b. Iarger, upright and virtual d. smaller, upright and virtual.
Related questions
Question
26 27
Transcribed Image Text:* *
3l 11% O 4:52 PM
26. A convex spherical mirror has a radius of curvature of 60 cm and an object is placed 40 cm in front
of the mirror. Find the image distance.
а. -17.14 ст
b. 17.14 cm
с. 120 сm
d. -120 cm
27. Which one is correct as far as the image?
a. Iarger, inverted and real.
c. smaller, upright and real.
e. smaller, inverted and virtual.
b. Iarger, upright and virtual
d. smaller, upright and virtual.
28. The index of refraction of crown glass is 1.523 and the index of refraction of alcohol is 1.362. Light
enters from glass to alcohol, find the critical angle when total internal reflection occurs.
a. 63.4 degreesb. 41.0 degrees
c. 47.2 degreesd. 75.6 degrees
A diverging lens has a focal length of- 40 cm. A virtual image is formed at a distance of 30 cm from
the lens, on the same side as the object.(Hint: you have to take q = -30 cm because of the virtual
image.)
29. Find the object distance.
а. — 120 cm
b. -17.14 cm
C 17 1 A
Expert Solution
Step 1
Step by step
Solved in 2 steps with 2 images
