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Dasya

Asked: December 28, 2020In: Class 10 Maths

For the following APs, write the first term and the common difference: 3, 1, – 1, – 3, . . .

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 5.1 Page No:99 Questions No:3

Aakav

Asked: December 28, 2020In: Class 10 Science

Fill in the blanks: A spherical mirror, who’s reflecting surface is curved inwards, that is, Faces towards the centre of the sphere, is called a……….. .

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 Multiple Choice Questions Questions No: 11 part: ii

Akanksh Singh

Asked: December 28, 2020In: Class 10 Maths

Diagonals of a trapezium ABCD with AB || DC intersect each other at the point O. If AB = 2 CD, find the ratio of the areas of triangles AOB and COD.

NCERT Solutions for Class 10 Maths Chapter 6 Important NCERT Questions Triangles NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 6.4 Page No:143 Questions No:2

Physics Question

Asked: December 28, 2020In: Class 10 Science

(a) A student suffering from myopia is not able to see distinctly the object placed beyond 5 m. List two possible reasons due to which this defect of vision may have arisen. With the help of ray diagrams explain. (i) Why the student is unable to see distinctly the objects placed beyond 5 cm from his eyes. (ii) The type of the corrective lens used to restore proper vision and how this defect is correct by the use of this lens. (b) If, in this case, the numerical value of the focal length of the corrective lens is 5 m, find the power of the lens as per the new Cartesian sign convention.

NCERT Solutions for Class 10 Science Chapter 11 Important Board Questions Human Eye and Colourful World NCERT Books for Session 2022-2023 CBSE Board and UP Board Long Short Questions Questions No: 5

Dasya

Asked: December 28, 2020In: Class 10 Maths

The amount of air present in a cylinder when a vacuum pump removes ¼ of the air remaining in the cylinder at a time. Is it an AP?

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 5.1 Page No:99 Questions No:1 Part 2

For the following APs, write the first term and the common difference: 3, 1, – 1, – 3, . . .

Fill in the blanks: A spherical mirror, who’s reflecting surface is curved inwards, that is, Faces towards the centre of the sphere, is called a……….. .

Diagonals of a trapezium ABCD with AB || DC intersect each other at the point O. If AB = 2 CD, find the ratio of the areas of triangles AOB and COD.

The amount of air present in a cylinder when a vacuum pump removes ¼ of the air remaining in the cylinder at a time. Is it an AP?

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