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CBSE Class 10 Answered

Source of light of kept at focus of mirror in headlighte of vehicles give reason    
Asked by Omane7596 | 11 Dec, 2019, 08:54: PM
answered-by-expert Expert Answer
When light source is at focal point of mirror, after reflection ligt rays become parallel as shown in figure.
 
When light rays are in parallel, intensity will not be decreased at long distance,
we get illumination  over a long distance
Answered by Thiyagarajan K | 11 Dec, 2019, 11:25: PM

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CBSE 10 - Physics
An object is kept at a distance of 15 cm from a (a) Convex mirror (b) Plane mirror The focal length of the convex mirror and the concave lens are 10 cm each. Draw the appropriate ray diagrams, showing the formation of image, in each of the three cases.
Asked by susrisangita792 | 02 Jun, 2023, 08:00: AM
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CBSE 10 - Physics
Very Short Answer Type Questions Name two mirrors used in this fair shop. Name the mirror in which the size of image is small.
Asked by susrisangita792 | 01 Jun, 2023, 06:25: PM
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CBSE 10 - Physics
can a convex mirror ever form a real image? If yes, under what condition?  
Asked by supriyarakshit.npph | 31 May, 2023, 08:49: AM
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CBSE 10 - Physics
how to draw a ray diagram for concave mirror (i) Parallel to pricipal axis (ii) Passing through center of curvature
Asked by priyankakiran2017 | 24 May, 2022, 06:36: PM
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CBSE 10 - Physics
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)
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Asked by Jethanleapon | 03 Oct, 2021, 09:00: PM
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CBSE 10 - Physics
When an object is placed between pole and focus of a convex mirror, then what is the image formed?
Asked by saswatm74002 | 15 Aug, 2021, 01:09: PM
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CBSE 10 - Physics
How to form a image by concave mirror with position and size of image in a tabular form?
Asked by gsvjairam | 29 May, 2021, 06:45: PM
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CBSE 10 - Physics
The relation between focal length and radius of curvature is given by    
Asked by pothireddysonyreddy27 | 24 Jan, 2021, 05:41: PM
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CBSE 10 - Physics
what is the convergence of light and where it is used
Asked by Maneraj4707 | 30 Nov, 2020, 03:30: PM
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CBSE 10 - Physics
The image of an object formed by a lens is of magnification -1. If the distance between the object and it's image
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Asked by durgeshsri8080 | 31 Jul, 2020, 10:45: PM
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