cgbse.nic.in : HSC Physics Question Paper Sample Chhattisgarh Board Of Secondary Education

Board : Chhattisgarh Board Of Secondary Education
Exam : HSC Physics
Document type : Sample Question Paper
Website : cgbse.nic.in

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Physics Question Paper :

Higher Secondary School Certificate Examination
SAMPLE PAPER Physics
Set – A

Related : Chhattisgarh Board Of Secondary Education HSC Computer Application Question Paper Sample : www.pdfquestion.in/5985.html

Que 1 (A) Write correct alternative –
(i) The electric potential of electric dipole in broad side postion is –
(ii) The resultant resistance of parallel combination of four resistances each
(a) 16 ohms (b) 2 ohm (c) 1 ohm (d) None of these.
(iii) The charge of necessary for removing 1 gm equivalent from its solution-
(a) 96500 coulombs (b) 96000 coulomb (c) 9650 coulombs (d) none of these.
(iv) Symbol of NAND gate is –
(v) On which principle optical fibre works –
(a) Reflection (b) Total internal Reflection

(B) Fill in the blanks :
(i) Dimensional formulae of resistance is …………..
(ii) The range of audio frequency is from 20 Hz to ……….. Hz.
(iii) The capacity of spherical conductor of radius 10cm. is ………….
(iv) In primary rainbow total internal reflection of light happens ………… time.
(v) In photo electric effect the kinetic energy of ejectied electron is proportional

What is self induction- Write its one example.
Write two differences between resistance and specific resistance.
The equation of electro motive force of alternating current source is v =

Write truth table of OR gate.
A bar magnet having pole strength m, magnetic moment m and time period T is divided into two equal parts perpendiculary to length then find its pole strength, magnetic moment and Time period of each part.

What is Seeback series- Write its four characteristics.
Find the wavelength of photon of 1 eV energy.
What is electro magnetic wave- writes its four characteristics.
Write four differences between dispersion without deviation and Deviation
Write four differences between telescope and Galilean telescope.

Set – B
Que 1 (A) Choose the correct alternative –
(i) Polar nature of light proves –
(a) Corpuscular theory (b) Transverse wave nature of light
(c) Quantum theory (d) Longitudinal wave nature of light.

(ii) Spherical shell having uniform charge on its surface density, the inner
(c) E > 0 (d) none of the above
(iii) An electrone and a proton are kept similar electric field. The ratio of the
(a) zero (b) one (c) ratio of mass of protion and electron
(d) ratio of mass of electron and proton.

(iv) Super conductivity of potentiometer increases by –
(a) increasing emf of cell (b) incresing the length of its wire
(c) decreasing the length of its wire (d) increasing the temp. of wire
(v) Example of non-ohmic resistance is –
(a) copper wire (b) carbon resistance

(B) Fill in the blanks –
(i) Fleming’s left hand rule reveal …………………
(ii) The existence of electro magnetic waves was practically proved by ……….
(iii) To study the infra red rays ………….. prism is used.
(iv) The De-Broglie’s wave length of a particle of mass ‘m’ and velocity ‘v’ would be ……………………..
(v) The emitter base junction should be in biasing to used a transister as an amplifier.

Define Emission spectrum.
Mention 2 differences between emf and potential difference.
What is magnetic flux? Write its SI unit.

Negative emf in a electric motor is advantages or disadvantageous. Explain?
Explain the current advantage for PNP Transistor by common emitter configuration and write its formula.
A magnet oscillates 30 times per minutes in earths magnetic field. If the field is doubled then find the change in time period.

Write the three laws of Heat production as explained by joule.
Explain light-electric effect by stating the light electric equation as proved by Eiensteine.
Define modulation and mention its types.

Write four differences between dispersion without deviation and Deviation without dipersion.
Write four differences between telescope and Galilean telescope.

Describe displacement method of focal length of convex lens on following points –
1. Labelled diagram
2. Derivation of formulae used.

Deduce an expression for lens maker’s formula for thin lens with diagram. If the ratio of intensities of two light sources are 9 : 16. Then find its ratio of maximum and minimum intensties. The distance between two slit is 1 mm and its distance from screen is 1 metre, then find out fringe width if the wave length of incident light is 500 nano metre.

What is co-axial cable? Write its 3 advantages and three limitations.
What is optical fibre? Write its working and two application.

Write sum and difference method of comparison of magnetic moments of two magnets with vibrational magneto metre on following points –
1. Principle and formulae
2. Characteristics
3. Demerits
4. Two precautions.

Write TanA deflection method of comparison of magnetic moment of two magnets by deflection magneto metre on following points.
1. Adjustment of apparatus
2. Labelled diagram
3. Formula
4. Two precautions.

Deduce an expression for electric field intensity of uniformly charged spherical conductor by Gauss theorem.
1. Outside spherical conductor
2. Inside spherical conductor
3. On surface of spherical conductor
Deduce an expression for capacity of parallel plate condensor when medium between both plate is of dielectric constant ‘K’. Write factor’s effecting its capacity.

Write full wave rectifive made from PN junction diode on following points
1. Electric circuit diagram
2. Working procedure
3. INput and output signal