CBSE X Physics Light - Reflection and Refraction
do light rays actually meet in case of reflection through concave mirrors.
Asked by shikha
20th February 2008
10:22 PM
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ICSE IX Physics Reflection of Light
state any two rules of drawing geometric images for an object placed in front of concave mirror .
Asked by chaudharysn165
2nd September 2018
7:47 PM
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CBSE X Physics Light - Reflection and Refraction
Which type of mirror is used in headlights of car and why?
Asked by agraharianiruddha
12th January 2019
5:44 PM
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CBSE VII Science Light
1. State the position and natureof the imageformed by a concave mirror for the following positions of the object; a. between O and F b. between F and C c. beyond C
Asked by gspublicschool
5th February 2019
10:12 AM
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CBSE XII Science Physics Ray Optics and Optical Instruments
The interior of a hollow metal sphere is polished to serve as a mirror. At a point 12cm from the centre of the sphere of radius 24 cm, a point source of light is placed. Locate its image formed by two successive reflections, the first reflection taking place at the (a) far wall (b) near wall.
Asked by mridulabarua05
8th February 2019
10:04 AM
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CBSE VIII Science Light
What is the difference between concave lens and concave mirror.?
Asked by gspublicschool
14th February 2019
1:50 PM
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CBSE X Physics Light - Reflection and Refraction
an object of 5cm height is placed at a distance of 20cm in front of a convex mirror of radius of curvature 30cm. find the position of image its nature and size
Asked by chupraho372
3rd March 2019
9:32 PM
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CBSE X Physics Light - Reflection and Refraction
Please solve this question?
Asked by malaysaha.80
10th March 2019
9:40 AM
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JEE Main Physics Optics
A concave mirror forms an image of 20cm high object on a screen placed 5m away from the mirror.the height of the image is 50cms .find the focal lenght of mirror and distance between the mirror and the object
Asked by sridhark91
16th March 2019
7:11 PM
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CBSE X Physics Light - Reflection and Refraction
a concave mirror produces three times magnified(enlarged)real image of an object placed at 10 cm in front of it.where is the image located?
Asked by rohitguptagtkk
18th March 2019
8:36 PM
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Maharashtra IX Physics
Position of the object - At a very large (infinite) distance Position of the image - At focus Nature of image - Inverted , real Size of the image - Point image What is its Ray Diagram?
Asked by amishamulani156
19th March 2019
2:43 PM
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CBSE X Physics Light - Reflection and Refraction
A small candle, 2.5 cm in size is placed at 27 cm in front of a concave mirror of radius of curvature 36 cm. At what distance from the mirror should a screen be placed in order to obtain a sharp image? Describe the nature and size of the image. If the candle is moved closer to the mirror, how would the screen have to be moved?
Asked by polyrelation
19th March 2019
8:25 PM
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CBSE X Physics Light - Reflection and Refraction
The radius of curvature of a concave mirror is 12 cm. The image obtained by it is real and has magnification 3/2. Find the object distance and image distance.
Asked by dalwadiguruprasad
20th July 2019
9:05 PM
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CBSE X Physics Light - Reflection and Refraction
A concave mirror has a magnification of -2.5 if its focal length is 20 cm find its image and object position?
Asked by ajajaysanja
23rd October 2019
11:00 AM
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CBSE X Physics Light - Reflection and Refraction
if a concave mirror of lenght 10cm is dipped in water then focal length of the mirror in water will be ?
Asked by kant94947
2nd December 2019
3:20 PM
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CBSE VII Science Light
what is the difference in the shape of a concave mirror and a convex mirror?
Asked by archipatel
25th December 2019
9:27 AM
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CBSE X Physics Light - Reflection and Refraction
why at least two reflected rays are needed to form an image in a concave mirror?
Asked by ghosh.bol.chandan
25th March 2020
12:06 PM
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CBSE X Physics Light - Reflection and Refraction
An object of size 7.0 cm is placed at 27 cm infront of a concave mirror of focal length 18 cm. At what distance from a mirror should a screen be placed, so that a sharp focused image can be obtained?Find the size and the nature of the image.
Asked by anangi.prathima
12th April 2020
2:43 PM
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CBSE X Physics Light - Reflection and Refraction
where should be the object placed in front of a concave mirror so as the magnification obtained is -2?
Asked by www.motwanidisha
18th June 2020
11:59 AM
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CBSE X Physics Light - Reflection and Refraction
A spherical mirror produces an image of magnification -1.0 on a screen placed at a distance of 30 cm from the pole of the mirror. a) Write the type of mirror used. b) What is the focal length of this mirror? c) Calculate the object distance. d) What is the nature of the image formed? e) Draw the ray diagram to show the image formation.
Asked by harishsrinivasan0769
22nd July 2020
2:40 PM
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CBSE X Physics Light - Reflection and Refraction
An object is placed at a distance of 15 vm infront of a concave mirror whose focal length is 10 cm at what distance the image is formed? what are the properties of image?
Asked by chindamsaiprasad
31st July 2020
10:50 AM
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CBSE X Physics Light - Reflection and Refraction
please find the answer
Asked by harshithauk27
26th August 2020
7:03 PM
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CBSE X Physics Light - Reflection and Refraction
findthe size nature and position of image formed when an object of size 1 cm is placed at a distance of 15from a fro from a concave mirror of focal length 10cm cm from a concave mirror of focal length in centimetre from a concave mirror of
Asked by raghvendrasingh11077
21st October 2020
3:13 PM
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CBSE X Physics Light - Reflection and Refraction
what is the convergence of light and where it is used
Asked by Maneraj4707
30th November 2020
3:30 PM
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CBSE X Physics Light - Reflection and Refraction
An object 4 cm in size is placed 25 cm in a front of concave mirror of focal length 15 cm. find nature postion and size of the image draw the ray digram to show the formation of image in this case?
Asked by kushagraa456
14th December 2020
10:37 PM
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CBSE X Physics Light - Reflection and Refraction
A concave mirror produces three times magnified (enlarged) real image of an object placed at 10cm in front of it . Where is the image located?
Asked by grexiemalinnie
17th January 2021
9:15 AM
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CBSE X Physics Light - Reflection and Refraction
An object is placed at distance 15 cm from a concave mirror of focal length 10 cm. Find position, nature and magnification of image.
Asked by rishikadubey462
13th September 2021
8:09 AM
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CBSE X Physics Light - Reflection and Refraction
if you placed an object at (1) between 'C' and F and (2) F then find the position of image, size and nature of image formed by a concave mirrors ( with ray diagrams)
Asked by Jethanleapon
3rd October 2021
9:00 PM
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CBSE X Physics Light - Reflection and Refraction
what is the correct answer with explanation
Asked by Trisha Gupta
14th November 2021
1:14 AM
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CBSE XII Science Physics Ray Optics and Optical Instruments
by starting sign conventions and assumptions used derive the relation between u,v and f in case of concave mirror
Asked by upasonamandal7
28th January 2022
10:15 AM
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Maharashtra IX Physics
An object placed at 20 cm from concave mirror forms a real inverted image at a distance 40 cm from the concave mirror . Find the focal length of the concave mirror
Asked by savitadurge
1st March 2022
1:53 PM
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Maharashtra IX Science
Why do concave mirrors uesd in solar devices
Asked by devangthakur
1st April 2022
3:41 PM
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CBSE X Physics Light - Reflection and Refraction
a concave mirror has a radius of curvature of 0.4m. find the position and size of the image of an object placed 0.2m high and is placed 0.8m in front of a concave mirror.
Asked by priyanshdhiman2008
17th March 2023
9:17 AM
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CBSE X Physics Light - Reflection and Refraction
A concave mirror has focal length of 20cm. At what distance from the mirror a 5cm tall object be placed so that it forms an image at 15cm from the mirror? Also calculate the size of the image formed.
Asked by anmol6745p
16th July 2023
4:22 PM
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CBSE X Physics Light - Reflection and Refraction
what is concave mirror?
Asked by Shiwani.Sawant
28th July 2023
9:42 PM
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