Explain kirchhoff loop law. define gauss theorem with one

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Q1.
(I) Write the factor affecting of resistance
(ii) Write unit capacitance of capacitor
(III) Write the formula of energy store in resistance
(iv) Write the use of potentiometer

Q2. Explain Kirchhoff loop law

Q3. Define gauss theorem with one application

Q4. Write vector form of ohms law and unit of EMF

Q5. Prove that the current density of metallic conductor is directly proportional to the drift speed of electron.

SECTION-B

Q6. State the principal of working of potentiometer and define potential gradient and write its SI unit

Q7 (a) Derive an expression for the energy stored in a parallel plate capacitor.

(b) Calculate the current drawn from the battery in the given Network.EMF of battery 20V.

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Q8. Write the factor affecting of EMF of the cell and calculate total electric field inside the Capacitor

Q9. In parallel plate capacitor having plate area 100cm2 and electric field inside the plate is 100N/C. Calculate the charge on the plate and define capacitor

Q10. In a meter bridge the null point is found at a distance 60cm from A if now a resistance of ohm is connected in series with S the null point occurs at 50cm determine the value of R and S

 

 

Reference no: EM131702660

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