14. Chemical Effects of Electric Current Class 8 Science [LATEST] Solutions Additional Questions With Solutions in English - CBSE Study
NCERT Solutions for Class 8 Science are carefully prepared according to the latest CBSE syllabus and NCERT textbooks to help students understand every concept clearly. These solutions cover all important 14. Chemical Effects of Electric Current with detailed explanations and step-by-step answers for better exam preparation. Each Additional Questions With Solutions is explained in simple language so that students can easily grasp the fundamentals and improve their academic performance. The study material is designed to support daily homework, revision practice, and final exam preparation for Class 8 students. With accurate answers, concept clarity, and structured content, these NCERT solutions help learners build confidence and score higher marks in their examinations. Whether you are revising a specific topic or preparing an entire chapter, this resource provides reliable and syllabus-based guidance for complete success in Science.
Class 8 English Medium Science All Chapters:
14. Chemical Effects of Electric Current
5. Additional Questions With Solutions
Additional Questions With Solutions
Ques: What is incident ray?
Ans:The light ray, which strikes any surface, is called the incident ray.
Ques: What is reflected ray?
Ans: The ray that comes back from the surface after reflection is known as the reflected ray.
Ques: Write the law of reflection.
Ans:
(i) Angle of incidence is always equal to the angle of reflection.
(ii) The incidence ray, the normal at the point of incidence and the reflected ray all lie in the same plane.
Ques: What is diffused or irregular reflection?
Ans: When all parallel rays reflected from a plane surface are not parallel, the reflection is known as diffused or irregular reflection.
Ques: What is regular reflection?
Ans: Reflection from a smooth surface like that of a mirror is called regular reflection.
Ques: What is called the phenomenon, in an image formed by a mirror the left of the object appears on the right and the right appears on the left?
Ans: This phenomenon is called lateral inversion.
Ques: Write the use of Periscopes.
Ans:Periscopes are used in submarines, tanks and also by soldiers in bunkers to see things outside.
Ques: What is Kaleidoscope? Write its one use.
Ans: Kaleidoscope is an idea or a device that is made to combine the mirrors at an angle to one another to get number of images. It is used to make numerous beautiful patterns.
Topic Lists: