Category: Question Bank

Solutions to NCERT Physics Class 12 (Ray Optics)

A small candle, 2.5 cm in size is placed at 27 cm in front of a concave mirror of radius of curvature 36 cm. At what distance from the mirror should a screen be placed in order to obtain a sharp image? Describe the nature and size of the image. If the candle is moved …

Continue reading

Permanent link to this article: http://cbsephysics.in/solutions-to-ncert-physics-class-12-ray-optics/

CBSE Physics Solved Board Question Papers 2008, 2009, 2010 & 2011 – All versions

Download CBSE Physics Solved Board Question Papers 2008, 2009, 2010 & 2011 – All versions (Delhi, Outside Delhi & Foreign) The question Papers are in PDF format, all question papers with solution in a single file. So, it may take some time for the download to finish. CBSE Physics Class 12 Board Question Papers 2008 …

Continue reading

Permanent link to this article: http://cbsephysics.in/cbse-physics-solved-board-question-papers-2008-2009-2010-2011-all-versions/

Quick Revision for Class X Physics SA1

CHAPTER -12 ELECTRICITY GIST OF THE LESSON Positive and negative charges: The charge acquired by a glass rod when rubbed with silk is called positive charge and the charge acquired by an ebonite rod when rubbed with wool is called negative charge. Coulomb: It is the S.I. unit of charge. One coulomb is defined as that …

Continue reading

Permanent link to this article: http://cbsephysics.in/quick-revision-for-class-x-physics-sa1/

Five marks questions from Electronic Devices (Long Answer Type)

Explain the formation of energy Bands in solids. Distinguish between metals, insulators and semiconductors on the basis of band theory. Distinguish between intrinsic and extrinsic semiconductors and the conduction in P type and N type semiconductors. Explain the formation of depletion region and barrier potential in a pn junction. Draw the circuit diagram used to study the …

Continue reading

Permanent link to this article: http://cbsephysics.in/five-marks-questions-from-electronic-devices-long-answer-type/

Class 10 CBSE Science Summative Assessment II

Download A Model Question paper for Class 10 CBSE Science Summative Assessment II CBSE_class_10_science_SA2 Click here to Download the Marking Scheme

Permanent link to this article: http://cbsephysics.in/class-10-cbse-science-summative-assessment-ii/

Load more

%d bloggers like this: