11) A voltmeter, an ammeter and a cell are connected in series. The ammeter will
a) be burnt
b) show almost zero
c) give large value
d) cannot say
12) The range of an ammeter can be
a) increased only
b) decreased only
c) increased or decreased
d) information incomplete
13) A charge will experience a force in an electric field when it is
a) stationary
b) moving
c) stationary or moving
d) none of the above
14) A direct current is sent through a helical spring. The spring tends
a) to get shorter
b) to rotate about the axis
c) to get longer
d) to move eastward
15) Magnetic field is caused by
a) stationary charge
b) a moving positive charge only
c) a moving negative charge only
d) moving positive and negative charges both
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