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ELECTROSTATICS-1 ONLINE TEST Q.NO.ANSWER 1 2 3 4 5 6 7 8 9 10 Q.NO.ANSWER 11 12 13 14 15 Q.NO.ANSWER 16 17 18 19 20

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ELECTROSTATICS-1 1)The First law in electro statics to find the force of a point charge is……………[] a) Coulomb’s lawb) Gauss’s law c) Divergence theoremd) Stoke’s theorem ONLINE TEST (MULTIPLE CHOICE)

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ELECTROSTATICS-1 2) Coulomb’s law states that the F between two point charges is……………………[] a)Along the line joining them. b)Directly proportional to the Product Q 1 and Q 2 of the charges. c)Inversely proportional to the square of the distance between them. d)All the above. ONLINE TEST (MULTIPLE CHOICE)

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ELECTROSTATICS-1 3) The proportionality constant k=………….[] a) 9x10 9 m/F b) 36π/10 -9 F/m c) Both a and b d) None ONLINE TEST (MULTIPLE CHOICE)

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ELECTROSTATICS-1 4) The force between two point charges,F is…………field [] a) scalar b) vector c) Both a and b d) None ONLINE TEST (MULTIPLE CHOICE)

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ELECTROSTATICS-1 5) The force per unit charge is called…………. [] a) Electric field intensity b) Electric field strength c) Both a and b d) None ONLINE TEST (MULTIPLE CHOICE)

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ELECTROSTATICS-1 6) The Electric field, E due to a point charge is given by [] a) b) c) d) ONLINE TEST (MULTIPLE CHOICE)

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ELECTROSTATICS-1 7) The Electric field, E due to a line charge is given by [] a) b) c) d) ONLINE TEST (MULTIPLE CHOICE)

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ELECTROSTATICS-1 8) The Electric field, E due to a surface charge is given by [] a) b) c) d) ONLINE TEST (MULTIPLE CHOICE)

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ELECTROSTATICS-1 9) The Electric field, E due to a volume charge is given by [] a) b) c) d) ONLINE TEST (MULTIPLE CHOICE)

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ELECTROSTATICS-1 10) The Electric flux density, D is …………. [] a) Dependent of medium b) Independent of medium c) Both a and b d) None

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ELECTROSTATICS-1 ONLINE TEST (FILL IN THE BLANKS) 11) The Electric Field due to an infinite line charge placed on z-axis is given by…………………..

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ELECTROSTATICS-1 ONLINE TEST (FILL IN THE BLANKS) 12) The Electric Field due to an infinite surface charge is given by…………………..

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ELECTROSTATICS-1 ONLINE TEST (FILL IN THE BLANKS) 13) The Electric Field due to an infinite volume charge is given by…………………..

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ELECTROSTATICS-1 ONLINE TEST (FILL IN THE BLANKS) 14) The Maxwell’s 1 st equation for electrostatic field is given by…………………..

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ELECTROSTATICS-1 ONLINE TEST (FILL IN THE BLANKS) 15) The Maxwell’s 2 nd equation for electrostatic field is given by…………………..

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ELECTROSTATICS-1 ONLINE TEST (TRUE OR FALSE) 16) The Electric potential is vector quantity. []

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ELECTROSTATICS-1 ONLINE TEST (TRUE OR FALSE) 17) The relation between E and v is []

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ELECTROSTATICS-1 ONLINE TEST (TRUE OR FALSE) 18) is called the Gauss’s law. []

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ELECTROSTATICS-1 ONLINE TEST (TRUE OR FALSE) 19) is the potential due to a surface charge at a distance r []

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ELECTROSTATICS-1 ONLINE TEST (TRUE OR FALSE) 20) Stoke’s theorem relates closed line and open volume where as Divergence theorem relates closed surface and volume. []

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ELECTROSTATICS-1 ONLINE TEST (ANSWERS) Q.NO.ANSWER 1a 2d 3c 4B 5C 6A 7B 8C 9D 10B Q.NO.ANSWER 11 12 13 14 15 Q.NO.ANSWER 16FALSE 17FALSE 18TRUE 19TRUE 20TRUE

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The divergence of E If the charge fills a volume, with charge per unit volume . R Where d is an element of volume. For a volume charge:

The divergence of E If the charge fills a volume, with charge per unit volume . R Where d is an element of volume. For a volume charge:

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