Q1201
Open questionKirchoff's Voltage Law is known as
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Q1202
Open questionSuper conductors are substances that
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Q1203
Open questionA galvanometer can be converted to a voltmeter by connecting
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Q1204
Open questionCertain substances loose their electrical resistance completely at super low temperature. Such substances are called.
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Q1205
Open questionThe potential difference between the terminals of an electric heater is 60 V when it draws a current of 4 A from the source. What current will the heater draw if the potential difference is increased to 127.5 V ?
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Q1206
Open questionWhich of the following experiments analyzed the Fraunhofer lines of the solar spectrum?
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Q1207
Open questionErg cross Sec is the unit of
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Q1208
Open questionA dynamometer wattmeter can be used for
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Q1209
Open questionKirchhoff's laws are applicable to
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Q1210
Open questionThe device which converts AC to DC is
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Q1211
Open questionWhich of the following is a device designed to protect electrical devices from voltage spikes?
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Q1212
Open questionThe working of the quartz crystal in the watch is based on the
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Q1213
Open questionAt low temperature, Lead behaves as a :
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Q1214
Open questionThe device which transfer the signal from low resistance region to high resistance region is
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Q1215
Open questionThe frequency of direct current is ________
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Q1216
Open questionResistance of human body in dry condition
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Q1217
Open questionThe purpose of choke in a fluorescent lamp is :
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Q1218
Open questionAn electron and a proton starting from rest get accelerated through potential difference of 100 kV. The final speed of the electron and the proton are Ve and Vp respectively. Which of the following relations is correct?
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Q1219
Open questionSuperconductors are those elements
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Q1220
Open questionA device used for converting a.c. into d.c. is called
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