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The electric field component in the figu...

The electric field component in the figure are ` vecE _ x = 2 x hati , vecE_y = E_z = 0`. Calculate the electric flux through, (1, 2, 3) the square surfaces of side 5 m

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`varphi = bar E .dbars = 2 x hati.dsveci = 2x.ds`
` varphi_1 = 0, varphi_2 = 50 Vm, varphi_3= 150 Vm`
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CBSE COMPLEMENTARY MATERIAL-ELECTROSTATICS AND CURRENT ELECTRICITY -SHORT ANSWER QUESTIONS (2 MARKS)
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  2. Obtain an expression for the electric field intenstiy at a point on th...

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  3. The electric field component in the figure are vecE x = 2 x hati ...

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  4. Calculate the work required to separate two charges 5 muc and -2 mu...

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  5. What is electric field between the plates with the separation of 2 cm ...

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  7. The figure shows the Q (charge) versus V (potential) graph for a combi...

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  8. Calculate the work done in taking a charge of 1 mu C in a uniform ele...

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  9. (i) Can two equaipotential surfaces intersect each other ? Give reason...

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  10. The potential at a point A is – 500 V and that at another point B is +...

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  11. In charging a capacitor of capacitance C by a source of emf V, energy ...

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  12. An electric dipole of dipole moment p, is held perpendicular to an ele...

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  13. The net charge of a system is zero. Will the electric field intensity ...

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  14. A point charge Q is kept at the intersection of (i) face diagonals (ii...

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  15. There are two large parallel metallic plates S(1) and S(2) carrying su...

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  16. Explain how electron mobility changes for a good conductor, when (i) t...

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  17. On what factors, does the potential gradient of the potentimeter wire ...

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  18. What are super-conductors? Write their two applications.

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  19. Two copper wires with their lengths in the ratio 1 : 2 and resistances...

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  20. The current through a wire depends on time as i= i0 + at where ...

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