Current Electricity and Electrical InstrumentHard
Question
A 5oC rise in temp. is observed in a conductor by passing a current. When the current is doubled the rise in temperature will be approximately
Options
A.10oC
B.12oC
C.16oC
D.20oC
Topic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
The length of a potentiometer wire is 10m. A standard cell of 1.1 volt is balanced at 550cm length of the wire. The maxi...Two wires of resistance R1 and R2 at 0o C have temperature coefficient of resistance a1 and a2, respectively. These are ...The emf of a cell is balanced at 52 cm length of the potentiometer wire. If 5 ohm resistance is inserted from the resist...In which of the above cells, the potential difference between the terminals of a cell exceeds its emf....The charge flowing through a resistance R varies with time t as Q=at - bt2 where a and b are positiveconstants. The tota...