# A shaving/makeup mirror is designed to magnify your face by a factor of 1.33 when your face is placed 20.0 cm in front of it. (a) What type of mirror is it?

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1. ## physics

A shaving/makeup mirror is designed to magnify your face by a factor of 1.33 when your face is placed 20.0 cm in front of it. (a) What type of mirror is it? (b) Describe the type of image that it makes of your face. (c) Calculate the required radius of
2. ## Physics.

A shaving/makeup mirror is designed to magnify your face by a factor of 1.33 when your face is placed 20.0 cm in front of it. A) what type of mirror is it? B)Describe the type of image that it makes of your face . C) Calculate the required radius of
3. ## Physics

A shaving/makeup mirror is designed to magnify your face by a factor of 1.33 when your face is placed 20.0 cm in front of it. A) what type of mirror is it? B)Describe the type of image that it makes of your face . C) Calculate the required radius of
4. ## physics

A shaving/makeup mirror is designed to magnify your face by a factor of 1.33 when your face is placed 20.0 cm in front of it. (a) What type of mirror is it? (b) Describe the type of image that it makes of your face. (c) Calculate the required radius of
5. ## physics

A shaving/makeup mirror is designed to magnify your face by a factor of 1.33 when your face is placed 20.0 cm in front of it. (a) What type of mirror is it? (b) Describe the type of image that it makes of your face. (c) Calculate the required radius of
6. ## Physics Question

A shaving/makeup mirror is designed to magnify your face by a factor of 1.27 when your face is placed 23.5 cm in front of it. What type of mirror is it? Describe the type of image that it makes of your face. Calculate the required radius of curvature for
7. ## science gr.8

classify each as plane mirror, convex, or concave and briefly explain how the mirror is used to see images. 1) full length bedroom mirror 2) make-up mirror (compact makeup mirror) 3) car rear view mirror 4) dental mirror (used to look in mouth) 5) store
8. ## English

1. She made herself up in front of the mirror. 2. She made up herself in front of the mirror. 3. She likes making up before the mirror. (Are they grammatical?) 4. She applied cosmetics on her face. 5. She applied makeup on her face. (Are both the same in
9. ## physic

A concave makeup mirror is designed so that a person 29 cm in front of it sees an upright image magnified by a factor of two. What is the radius of curvature of the mirror?
10. ## Physics

A concave makeup mirror is designed so that a person 25.3 cm in front of it sees an upright image at a distance of 54.0 cm behind the mirror. a) What is the radius of curvature of the mirror? Answer in units of cm
11. ## Physics

If you hold a pocket mirror almost at arm's length from your face,and note how much of your face you can see; to see more of your face, should you hold the mirror closer or farther away , or would you have to get a larger mirror? I tried this, but I could
12. ## Physics

1. A concave mirror forms a real image at 25cm from he mirror surface along the principal axis. If the corresponding object is at a 10cm distance, what is the mirror's focal length? 2. A woman looking in a makeup mirror sees her face at twice its actual
13. ## physics

A 4.5 cm tall object is placed 20 cm in front of a spherical mirror. It is desired to produce a virtual image that is upright and 3.5 cm tall. (a) What type of mirror should be used? concave mirror convex mirror (b) Where is the image located? (Your answer
14. ## physics

A convex spherical mirror has a focal length of -20 cm. An object is placed 30 cm in front of the mirror on the mirror's axis. Where is the image located? Answer 12 cm in front of the mirror 60 cm behind the mirror 60 cm in front of the mirror none of the
15. ## physics

You look into a shaving mirror and the upright image of your face is 40.0 cm away from you. The image has a magnification of 1.50. (a) How far away are you from the mirror? (b) What is the radius of curvature? all answers should be in cm. thanks.
16. ## Science, Physics

Concave mirrors can be used as for shaving or applying make up. The face must be inside the focus. You hold a concave mirror, with a focal length of 40 cm, about 30 cm from your face. Where is your image located? How much bigger than your face is the
17. ## Physics

A woman fixing her hair holds a plane mirror 30 cm away from the front of her face so as to look into a plane mirror on the bathroom wall behind her. She is 90 cm from the wall mirror. Approximately how far does the image of the back of her head appear in
18. ## physics

a concave mirror has a focal length of 20 cm. A person places her face 15 cm away from the mirror. a)how far is the image from the mirror? b)what would have happened to the person's image if she had placed her face 25 cm away from the mirror?

You wish to have a plane pocket mirror that is as discreet as possible but with which you can see the whole width of your face. If your face is 22.0 cm wide, what is the minimum width, in cm, of the mirror for you to be able to see the whole width of your
20. ## physics

A concave spherical mirror has a radius of curvature 15 cm. A 1 cm tall bulb is placed in front of the mirror such that its image is formed 10 cm in front of the mirror. If you measure distance from the optic center of the mirror, (A) What is the focal
21. ## physics ---

A concave spherical mirror has a radius of curvature 15 cm. A 1 cm tall bulb is placed in front of the mirror such that its image is formed 10 cm in front of the mirror. If you measure distance from the optic center of the mirror, (A) What is the focal
22. ## physics

A man standing 1.25 m in front of a shaving mirror produces an inverted image 25.0 cm in front of it. How close to the mirror should he stand if he wants to form an upright image of his chin that is twice the actual size of his chin?
23. ## Physics

A mirror produces an image that is located 50.0 cm behind the mirror, when the object is located 5.50 cm in front of the mirror. (a) What is the focal length of the mirror? (b) Is the mirror 1 - concave or 2 - convex? (Give the number of the correct
24. ## Physics

A candle, 3.5 cm high, placed 29 cm in front of a curved mirror forms an image at a distance of 12 cm from the mirror. Focal length of mirror? How high is the image? What type of mirror is this?
25. ## Physics

A candle, 3.5 cm high, placed 29 cm in front of a curved mirror forms an image at a distance of 12 cm from the mirror. Focal length of mirror? How high is the image? What type of mirror is this?
26. ## English

Which Of The Following Descriptions From ''The Mirror'' Is An Example Of Personification? A. The Mirror Is Silver And Exact. B. The Candles And Moon Are Liars. C.The Opposite Wall Is Pink With Speckles. D.A Women's Face Replaces Darkness. This Is From
27. ## physics

A concave mirror has a focal length of 13 cm. The mirror forms an image located 40 cm in front of the mirror. What is the magnification of the mirror?
28. ## Physics

The image produced by a concave mirror is located 28 cm in front of the mirror. The focal length of the mirror is 14 cm. How far in front of the mirror is the object located? _________cm
29. ## Physics

A candle is placed 17.0 cm in front of a convex mirror. When the convex mirror is replaced with a plane mirror, the image moves 6.0 cm farther away from the mirror. Find the focal length of the convex mirror. _______cm
30. ## physics!

The image produced by a concave mirror is located 27 cm in front of the mirror. The focal length of the mirror is 13 cm. How far in front of the mirror is the object located?
31. ## physics

A concave shaving mirror has a radius of curvature of 28.0 cm. For each of the following cases, find the magnification and determine whether the image formed is real or virtual and upright or inverted. (a) an upright pencil placed 41.6 cm from the mirror.
32. ## Physics

In separate experiments, an object is placed 12.0 cm in front of two different mirrors: a flat mirror and a convex mirror. The image formed by the convex mirror is 4.0 cm closer to the mirror than the image formed by the plane mirror. Determine the focal
33. ## Physics

A light bulb is placed 21.7 cm in front of a concave mirror. When the concave mirror is replaced by a plane mirror in the same location, the bulb's image moves 4.60 cm closer to the mirror. Calculate the focal length of the concave mirror.
34. ## physics

A light bulb is placed 17.1 cm in front of a concave mirror. When the concave mirror is replaced by a plane mirror in the same location, the bulb's image moves 6.60 cm closer to the mirror. Calculate the focal length of the concave mirror.
35. ## Physics

A light bulb is placed 19.6 cm in front of a concave mirror. When the concave mirror is replaced by a plane mirror in the same location, the bulb's image moves 5.50 cm closer to the mirror. Calculate the focal length of the concave mirror.
36. ## physics

An object is placed in front of a convex mirror with a 22.6-cm radius of curvature. A virtual image half the size of the object is formed. At what distance is the object from the mirror? Take a positive answer to be in front of the mirror, and a negative
37. ## Physics

A lady looks at herself in a concave makeup mirror whose radius is 80cm.One of her eyes is on the axis of the mirror,16cm in front of the vertex.(a)Find the position and magnification of the image of the eye.(b) Is the image real or virtual?erect or
38. ## physics

An object 5cm is placed 30cm in front of a concave mirror.The image is 60cm in front of the mirror.Find (a) the focal length of the mirror.(b) the magnification.(c)the size of the image
39. ## physics

Why are the shaving mirror concave while the rear view mirror convex? Draw the ray diagrams to support your answer.
40. ## physics

A person stands in front of a mirror at an amusement park. the person is left of a mirror. the mirror shows an upright image of the person that seems to be 4.0 meters behind the mirror. assume the image is 3.5 times the person's height. a) is the image
41. ## Ollu

On a steamy mirror wipe away just enough to see your full face. How tall will the wiped are be compared with the vertical dimension of your face?
42. ## Physics

You are 1.9 m tall and stand 3.3 m from a plane mirror that extends vertically upward from the floor. On the floor 1.6 m in front of the mirror is a small table, 0.75 m high. What is the minimum height the mirror must have for you to be able to see the top
43. ## physics

An object that is 19 cm in front of a convex mirror has an image located 24 cm behind the mirror. How far behind the mirror is the image located when the object is 12 cm in front of the mirror? I found that 1/Di = 1/-24 + 1/19 - 1/12 = -.07236. And that
44. ## physics

A light bulb is placed 16.6 cm in front of a concave mirror. When the concave mirror is replaced by a plane mirror in the same location, the bulb's image moves 5.40 cm closer to the mirror. Calculate the focal length of the concave mirror. i know that for
45. ## science optics

A cosmetic mirror is 50cm from your face and the magnified image of your face is upright. You are told that the focal length of the mirror is 45cm. Explain why this focal length is not possible. I understand that the image would be magnified and
46. ## Physics

A concave spherical mirror has a radius of curvature 15 cm. A 1 cm tall bulb is placed in front of the mirror such that its image is formed 10 cm in front of the mirror what is the focal length position of object magnification of object height of object
47. ## Physic science

If a man requires a mirror of 0.9m as to see the whole of himself in the mirror when he is standing 2m away from the mirror. How much mirror does he require when he now stands 6m from the mirror?
48. ## English

1. I will be a musician one day. 2. I will be a musician some day. (Which one is correct? Are both OK? Then which one is commonly used?) 3. She is putting on cosmetics on her face. 4. She is wearing cosmetics on her face. 5. She is puting on makeup on her
49. ## physics formula check please

A mirror produces an image that is located 28.0 cm behind the mirror, when the object is located 9.90 cm in front of the mirror. (a) What is the focal length of the mirror? (b) Is the mirror 1 - concave or 2 - convex? (Give the number of the correct
50. ## Physics

If a 2 m tall man is looking at a plane mirror from an eye which is 20 cm from the top of his head, what is the minimum length that the mirror must be so that he can just barely see his whole body in the mirror? How far up from the ground must the mirror
51. ## science

An object 5 millimeters high is located 15 millimeters in front of a plane mirror. How far from the mirror is the image located? using the lens equation.. 1/f= 1/o + 1/i here, o is fifteen cm, focal length for a plane mirror is infintity, so 0=1/15 + 1/i
52. ## Physics

A lady applies makeup using a concave mirror with a focal length of 10 cm. At a distance of 6 cm from the mirror, how large does her 4 cm wide eye appear? Solve mathematically
53. ## Physics

A convex mirror has a radius of curvature of 36.0 cm. When a 5.60 cm tall object is placed in front of the mirror, the magnification is 0.250. (a) What is the height of the image? (b) How far is the object from the mirror?
54. ## physics

An object with a height of 42 cm is placed 1.6 m in front of a concave mirror with a focal length of 0.45 m. Find the location and magnification of the image produced by the mirror, using the mirror and magnification equations.
55. ## Physics

A small statue has a height of 3.8 cm and is placed in front of a concave mirror. The image of the statue is inverted, 1.9 cm tall, and located 14 cm away from the mirror. Find the focal length of the mirror.
56. ## Physics

A small statue has a height of 3.8 cm and is placed in front of a concave mirror. The image of the statue is inverted, 1.9 cm tall, and located 14 cm away from the mirror. Find the focal length of the mirror.
57. ## Physics

A convex mirror form an image of height 2.4cm, if the radius of covature of the mirror is 40cm.find the height,distance of the object from the front of the mirror
58. ## physics

a butterfly at eye level is 20 cm in front of a plane mirror. you are behind the butterfly, 50 cm from the mirror. what is the distance between your eyes and the image of the buterfly in the mirror?
59. ## Physics (Mirror Rays)

3. When an object is located very far away from a convex mirror, the image of the object is 18 cm behind the mirror. Using a ray diagram drawn to scale, determine where the image is located when the object is placed 9.0 cm in front of the mirror. Note that
60. ## Science

The linear magnification produced by a spherical mirror is -1.Analysing this value state the type of the mirror and position of the object with respect to the pole of the mirror. Draw the ray diagram to justify your answer.
61. ## physics

A concave shaving mirror has a radius of curvature of 22.0 cm. For each of the following cases, find the magnification and determine whether the image formed is real or virtual and upright or inverted. (a) an upright pencil placed 41.4 cm from the mirror.
62. ## Physic

A large concave mirror has radius of 6.32m. To magnify an object 1.25m tall by a factor of +2.5
63. ## physics one more

A dime .334 m away from, and on the optical axis of, a concave spherical mirror produces an image on the same side of the mirror as the source. The image is .093 m away from the mirror. If the dime is moved on the axis to .229 m from the mirror, how far
64. ## physics

An object is located 16.8 cm in front of a convex mirror, the image being 11.5 cm behind the mirror. A second object, twice as tall as the first one, is placed in front of the mirror, but at a different location. The image of this second object has the
65. ## physics

An object is located 16.8 cm in front of a convex mirror, the image being 11.5 cm behind the mirror. A second object, twice as tall as the first one, is placed in front of the mirror, but at a different location. The image of this second object has the

An object that is 31 cm in front of a convex mirror has an image located 16 cm behind the mirror. How far behind the mirror is the image located when the object is 24 cm in front of the mirror? do I use the formula 1/f = 1/di + 1/do?? please help
67. ## Physics

(1) A virtual image -7 cm tall and 17 cm away from a mirror is created by an object 7 cm away from a mirror. How tall is the object? What kind of mirror created the image? What is its focal length? (2) If a 1.75 m tall man is looking at a plane mirror from
68. ## Physics

(1) A virtual image -7 cm tall and 17 cm away from a mirror is created by an object 7 cm away from a mirror. How tall is the object? What kind of mirror created the image? What is its focal length? (2) If a 1.75 m tall man is looking at a plane mirror from
69. ## physics

A person whose eyes are 2.87 m above the floor stands 2.11 m in front of a vertical plane mirror whose bottom edge is 41 cm above the floor. What is the horizontal distance x to the base of the wall supporting the mirror of the nearest point on the floor

A person whose eyes are H = 1.62 m above the floor stands L =2.24m in front of a vertical plane mirror whose bottom edge is 43 cm above the floor. What is the horizontal distance x to the base of the wall supporting the mirror of the nearest point on the
71. ## Physics

The image of a crayon appears to be 20.6 cm behind the surface of a convex mirror and is 3.32 cm tall. The mirror’s focal length is 52.6 cm. a) How far in front of the mirror is the crayon positioned? b) Calculate the magniﬁcation of the image
72. ## physics

an object of height 5 cm is placed at a distance of 2m in front of a mirror and its image is obtained on a screen.Find the distance of screen from the mirror,nature of the mirror and its focal length.
73. ## Physics

The image of a crayon appears to be 20.6 cm behind the surface of a convex mirror and is 1.64 cm tall. The mirror’s focal length is 54.3 cm. a) How far in front of the mirror is the crayon positioned? Answer in units of cm I keep on getting it wrong so
74. ## Physics

A man is 2m50cm standing in front of a vertical mirror at a distance of 3cm,if the mirror is rotated from is initial velocity through and angle of 50degree? 1.determine the size of the image of the man? 2.how far from the man is the image? 3.what is the
75. ## Physics

Two upright plane mirrors, 0.89 m tall, are placed parallel to each other 2.83 m apart. The top of the mirror on the right is then moved back a little so that its surface tilts away from the other mirror at an angle of 13.8° off the vertical. A narrow
76. ## physics

the focal length of this mirror is 6 cm and the object is located 8 cm away from the mirror. calculate the position of the image formed by the mirror. suppose the converging mirror is replaced by a diverging mirror with the same radius of curvature that is
77. ## physics

A dime .334 m away from, and on the optical axis of, a concave spherical mirror produces an image on the same side of the mirror as the source. The image is .093 m away from the mirror. If the dime is moved on the axis to .229 m from the mirror, how far
78. ## Physics

A butterfly at eye level is 20 cm in front of a plane mirror. You are behind the butterfly, 50 cm from the mirror. What is the distance between your eye and the image of the butterfly in the mirror? Explain your reasoning. We also have to make a sketch. I
79. ## Physics

An object that is 27 cm in front of a convex mirror has an image located 18 cm behind the mirror. How far behind the mirror is the image located when the object is 19 cm in front of the mirror?
80. ## Physics

An object that is 32 cm in front of a convex mirror has an image located 17 cm behind the mirror. How far behind the mirror is the image located when the object is 24 cm in front of the mirror?
81. ## Physics

An object that is 32 cm in front of a convex mirror has an image located 17 cm behind the mirror. How far behind the mirror is the image located when the object is 24 cm in front of the mirror?
82. ## Physics

A convex mirror (f1 = −6.30 cm) and a concave mirror (f2 = 9.50 cm) are facing each other and are separated by a distance of 24.0 cm. An object is placed between the mirrors and is 12 cm from each mirror. Consider the light from the object that
83. ## English

Thank you very much for your help. Here are some more sentences I need to prepare for tomorrow. 1) The mirror is presented as a truthful object. When someone is mirroring in it (is it correct: or "when someone looks at himself in it?) it reflects the truth
84. ## science

an object is placed 10 cm in front of a plane mirror. where is the image formed ?how far is it from the mirror
85. ## Physics

A concave mirror has a focal length of 20 cm. What is the magnification of an object placed 128 cm in front of this mirror?
86. ## Physics

A candle flame is placed in front of a concave mirror on the principal axis such that is twice the size of the object and is inverted. If the sum of the object distance and the image distance is 72 cm, how far from the mirror is the image and what is the
87. ## physical science

A spider hangs by its string at an eye level 20 cm in front of the plane mirror. You are behind the spider, 50 cm from the mirror. What is the distance betwen your eye and the image of the spider in the miror? The spider's image is 20 m behind the mirror.
88. ## physics

A concave mirror has a radius of curvature of 0.975 m. An object is placed 2.08 m in front of the mirror. What is the position of the image?
89. ## science

what is the focal lenght of an object 10cm in front of a convex mirror having image that is 5cm behind the mirror?
90. ## Pysics

Calculate the focal length of a concave spherical mirror that projects an image 12.0 cm in front of the mirror with a magnitude of -0.42
91. ## physics

A person stands 4.4 m in front of a wall that is covered floor-to-ceiling with a plane mirror. His eyes are 1.9 m above the floor. He holds a flashlight between his feet and manages to point it at the mirror. At what angle of incidence must the light
92. ## physical science

A butterfly at eye level is 18 cm in front of an plane mirror. You are behind the butterfly, 45 cm from the mirror. What is the distance between your eye and the image of the butterfly in the mirror?
93. ## physics

If a concave mirror with a radius of curvature of 0.93 m has an object placed at 0.37 m in front of it, what is the mirror's focal length? Round your answer to 3 decimal places.
94. ## Optics

An object, 12 cm tall, is placed 8.0 cm in front of a convex mirror with a radius of curvature of 7.0 cm. Use the mirror formula to determine the position and height of the image.
95. ## physics

If a concave mirror with a radius of curvature of 0.93 m has an object placed at 0.37 m in front of it, what is the mirror's focal length? Round your answer to 3 decimal places.
96. ## physics

The radius of curvature of a convex mirror is 1.60 x 102 cm. An object that is 11.0 cm high is placed 40.0 cm in front of this mirror. Determine (a) the location and (b) the height of the image.
97. ## Physics

A man is 6 feet tall and wishes to have a "full length mirror" in his house, meaning a mirror that lets him see himself from top to bottom. He goes to the hardware store to get a piece of flat (plane) mirror that is just barely long enough to work. How
98. ## science

A big plane mirror is fixed vertically on the back of bicyce. A boy standing in front of the mirror can see his image clearly in the plane mirror. The bicycle starts moving with the sepeed of 6 ms–1 and the boy also starts running with 4 ms–1 in the
99. ## science

A big plane mirror is fixed vertically on the back of bicyce. A boy standing in front of the mirror can see his image clearly in the plane mirror. The bicycle starts moving with the sepeed of 6 ms–1 and the boy also starts running with 4 ms–1 in the
100. ## physics (mirror)

a diverging mirror of 52.0 focal lenght produces a virtual image of 26.0cm from the mirror. how far from the mirror should the object be placed? solution f=-52.0cm, v=-26.0cm 1/u + 1/v = 1/f rearranging the terms 1/u = 1/f - 1/v substituting the values of