Transcript ELECTROSTATICS-1

ELECTROSTATICS-1
ONLINE TEST
Q.NO.
1
2
ANSWER
Q.NO.
11
3
ANSWER
Q.NO.
16
4
12
17
5
13
18
6
19
7
8
9
10
14
15
20
ANSWER
ELECTROSTATICS-1
ONLINE TEST (MULTIPLE CHOICE)
1) The First law in electro statics to find the
force of a point charge is……………[
]
a) Coulomb’s law
b) Gauss’s law
c) Divergence theorem d) Stoke’s theorem
ELECTROSTATICS-1
ONLINE TEST (MULTIPLE CHOICE)
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 Q1 and Q2 of the
charges.
c) Inversely proportional to the square of the distance between
them.
d) All the above.
ELECTROSTATICS-1
ONLINE TEST (MULTIPLE CHOICE)
3) The proportionality constant k=………….
a) 9x109 m/F
b) 36π/10-9 F/m
c) Both a and b
d) None
[
]
ELECTROSTATICS-1
ONLINE TEST (MULTIPLE CHOICE)
4) The force between two point charges, F
is…………field
a) scalar
b) vector
c) Both a and b
d) None
[
]
ELECTROSTATICS-1
ONLINE TEST (MULTIPLE CHOICE)
5) The force per unit charge is called…………. [
a) Electric field intensity
b) Electric field strength
c) Both a and b
d) None
]
ELECTROSTATICS-1
ONLINE TEST (MULTIPLE CHOICE)
6) The Electric field, E due to a point charge
is given by
a)
b)
c)
d)
[
]
ELECTROSTATICS-1
ONLINE TEST (MULTIPLE CHOICE)
7) The Electric field, E due to a line charge
is given by
a)
b)
c)
d)
[
]
ELECTROSTATICS-1
ONLINE TEST (MULTIPLE CHOICE)
8) The Electric field, E due to a surface charge
is given by
[
a)
b)
c)
d)
]
ELECTROSTATICS-1
ONLINE TEST (MULTIPLE CHOICE)
9) The Electric field, E due to a volume charge
is given by
[
a)
b)
c)
d)
]
ELECTROSTATICS-1
ONLINE TEST (MULTIPLE CHOICE)
10) The Electric flux density, D is ………….
a) Dependent of medium
b) Independent of medium
c) Both a and b
d) None
[
]
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…………………..
ELECTROSTATICS-1
ONLINE TEST (FILL IN THE BLANKS)
12) The Electric Field due to an infinite surface charge
is given by…………………..
ELECTROSTATICS-1
ONLINE TEST (FILL IN THE BLANKS)
13) The Electric Field due to an infinite volume charge
is given by…………………..
ELECTROSTATICS-1
ONLINE TEST (FILL IN THE BLANKS)
14) The Maxwell’s 1st equation for electrostatic field
is given by…………………..
ELECTROSTATICS-1
ONLINE TEST (FILL IN THE BLANKS)
15) The Maxwell’s 2nd equation for electrostatic field
is given by…………………..
ELECTROSTATICS-1
ONLINE TEST (TRUE OR FALSE)
16) The Electric potential is vector quantity.
[
]
ELECTROSTATICS-1
ONLINE TEST (TRUE OR FALSE)
17) The relation between E and v is
[
]
ELECTROSTATICS-1
ONLINE TEST (TRUE OR FALSE)
 
18) Q   D  dS is called the Gauss’s law.
S
[
]
ELECTROSTATICS-1
ONLINE TEST (TRUE OR FALSE)
19)
is the potential due to a surface
charge at a distance r
[
]
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.
[
]
ELECTROSTATICS-1
ONLINE TEST (ANSWERS)
Q.NO.
ANSWER
1
a
2
d
3
c
4
B
5
C
6
A
7
B
8
C
9
D
10
B
Q.NO.
11
ANSWER
Q.NO.
ANSWER
16
FALSE
12
17
FALSE
13
18
TRUE
19
TRUE
20
TRUE
14
15