Quiz Ch # 13
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Which electric bulb has the least resistance?
Which of the following properties affect the resistivity of all metals to a great extent?
The proportionality constant between current and potential differences is:
Potentiometer can be used as__________.
In carbon resistors, what is the value of violet colour?
If the temperature of a conductor is increased, the product of resistivity and conductivity:
The heat generated by a 40 W bulb in one hour is:
A resistance of 500Ω has the fourth band of silver color. Its maximum resistance will be ____.
The specific resistance of a material depends upon ___.
The substance having a negative temperature coefficient is ____.
Resistivity at a given temperature depends upon ____.
The graphical representation of Ohm’s law is ____.
Tolerance for the silver band is ±____%.
The emf is always ____ even when no current is drawn through the battery of the cell.
A particle having a 2e charge falls through a potential difference of 5V. The energy acquired by it is ____.
The force experienced by unit positive charge placed at a point in an electric field is called ____.
The reciprocal of the bulk modulus is ____.
Siemen is the S.I. unit of
Current flow in gases due to ____.
The power output of a lamp is 6W. How much energy does the lamp give out in two minutes?
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