Class 10 Science

Poll

Physics Sir

Asked: December 28, 2020In: Class 10 Science

The hindrance presented by material of conductor to the smooth passing of electric current is known as:

NCERT Solutions for Class 10 Science Chapter 12 Important Board Questions Electricity NCERT Books for Session 2022-2023 CBSE Board and UP Board Multiple Choice Questions Questions No: 16

Poll

Physics Sir

Asked: December 28, 2020In: Class 10 Science

When one unit electric charge moves from one point in an electric circuit, then the amount of work done in joules is known as?

NCERT Solutions for Class 10 Science Chapter 12 Important Board Questions Electricity NCERT Books for Session 2022-2023 CBSE Board and UP Board Multiple Choice Questions Questions No: 15

Poll

Physics Sir

Asked: December 28, 2020In: Class 10 Science

The resistance of a conductor is directly proportional to:

NCERT Solutions for Class 10 Science Chapter 12 Important Board Questions Electricity NCERT Books for Session 2022-2023 CBSE Board and UP Board Multiple Choice Questions Questions No: 17

Poll

Physics Sir

Asked: December 28, 2020In: Class 10 Science

The purpose of a rheostat is:

NCERT Solutions for Class 10 Science Chapter 12 Important Board Questions Electricity NCERT Books for Session 2022-2023 CBSE Board and UP Board Multiple Choice Questions Questions No: 18

Physics Question

Asked: December 28, 2020In: Class 10 Science

Draw a neat labelled ray diagram of the experimental set-up for observing the scattering of light in a colloidal solution of sulphur to show how the sky appears blue and the sun appears red at sunrise and sunset.

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: 2

Learn Physics

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

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

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

Biology Masters

Asked: December 28, 2020In: Class 10 Science

What is the need for a system of control and coordination in an organism?

NCERT Solutions for Class 10 Science Chapter 7 Important Board Questions Control and Coordination NCERT Books for Session 2022-2023 CBSE Board and UP Board Short Questions Questions No: 7

Poll

Biology Masters

Asked: December 28, 2020In: Class 10 Science

Statements :- (I) – During reflex action body reacts quickly (II)-In reflex arc response is generated from brain.

NCERT Solutions for Class 10 Science Chapter 7 Important Board Questions Control and Coordination NCERT Books for Session 2022-2023 CBSE Board and UP Board MCQs Questions No: 9

Category: Class 10 Science

The hindrance presented by material of conductor to the smooth passing of electric current is known as:

When one unit electric charge moves from one point in an electric circuit, then the amount of work done in joules is known as?

The resistance of a conductor is directly proportional to:

The purpose of a rheostat is:

Draw a neat labelled ray diagram of the experimental set-up for observing the scattering of light in a colloidal solution of sulphur to show how the sky appears blue and the sun appears red at sunrise and sunset.

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……….. .

What is the need for a system of control and coordination in an organism?

Statements :- (I) – During reflex action body reacts quickly (II)-In reflex arc response is generated from brain.

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