Agate

Asked: December 28, 2020In: Class 10 Science

One half of a convex lens is covered with black paper. (a) Show the formation of image of an object placed at 2f, of such covered lens with the help of ray diagram. Mention the positions and nature of the image (b) Draw the ray diagram for same object at same position in front of the same lens, but now uncovered. Will there be any difference in image obtained in the two cases? Give reasons for your answers.

NCERT Solutions for Class 10 Science Chapter 10 Important Board Questions Light – Reflection and Refraction NCERT Books for Session 2022-2023 CBSE Board and UP Board 5 Marker Questions Questions No: 1

Laksh

Asked: December 28, 2020In: Class 10 Maths

Find the sum of the following APs: 2, 7, 12, . . ., to 10 terms.

NCERT Solutions for Class 10 Maths Chapter 5 Important NCERT Questions Arithmetic Progression NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 5.3 Page No:107 Questions No:1

Ishank khan

Asked: December 28, 2020In: Class 10 Maths

How many three-digit numbers are divisible by 7?

NCERT Solutions for Class 10 Maths Chapter 5 Important NCERT Questions Arithmetic Progression NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 5.2 Page No:106 Questions No:13