To help students retrieve the right solutions for all the questions given in CBSE Class 10 Science NCERT book we have collated detailed and accurate answers here at jagranjosh.com. Explained by subject matter experts, all these solutions will help students learn the right technique to write perfect answers in the board exams to get high scores.
In this article we are providing the NCERT solutions for Class 10 Science chapter 10, Light- Reflection and Refraction. Our subject experts have reviewed these NCERT solutions to provide you the error free content which will make it easy for you to prepare easily and effectively for the class 10 board exams 2019.
All the class 10 Science NCERT solutions have been collated in PDF format which students may easily download totally free.
Some of the questions and their solutions from NCERT Solutions for Class 10: Light- Reflection and Refraction, are as follows:
Q. Name the mirror that can give an erect and enlarged image of an object.
Sol. When an object is placed between the pole and the principal focus of a concave mirror, virtual, erect, and enlarged image is formed.
Q. Why do we prefer a convex mirror as a rear-view mirror in vehicles?
Sol. Convex mirrors forms a virtual, erect, and diminished image of the objects that are placed in front of them. These mirrors give a wider field of view, which allows the driver to see most of the traffic behind him. Thus, they are preferred as a rear-view mirror in vehicles.
Q. A ray of light travelling in air enters obliquely into water. Does the light ray bend towards the normal or away from the normal? Why?
Sol. We know that, light ray bends towards the normal.
Water is optically denser than air; a ray of light travelling from air into the water will bend towards the normal.
Q. The image formed by a concave mirror is observed to be virtual, erect and larger than the object. Where should be the position of the object?
(a) Between the principal focus and the centre of curvature
(b) At the centre of curvature
(c) Beyond the centre of curvature
(d) Between the pole of the mirror and its principal focus.
Sol. (d) Between the pole of the mirror and its principal focus.
Get the complete the NCERT solutions for Class 10: Light- Reflection and Refraction, from the following link:
Class 10 Science NCERT Chapter: Light- Reflection and Refraction
Before solving the questions given in the Class 10 Science NCERT chapter- Light- Reflection and Refraction, students should thoroughly read this chapter to grasp all the concepts explained in it. This will help you understand the problem discussed in a question and then come with an appropriate answer.
Main topics discussed in Class 10 Science chapter: Light- Reflection and Refraction are:
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