Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
BINA LIBRARY-CURRENT ELECTRICITY-EXERCISE
- What is the unit of measuring the momentum of a moving body ?
Text Solution
|
- Define electric current. Is it scalar or vector?
Text Solution
|
- What is the direction of flow of current?
Text Solution
|
- What is needed to cause an electric current?
Text Solution
|
- Define emf of a cell. What is its unit?
Text Solution
|
- Is emf a scalar or a vector quantity?
Text Solution
|
- Define electrical conductivity.
Text Solution
|
- What quantity of a circuit affects the current?
Text Solution
|
- What is meant by drift velocity of electrons ?
Text Solution
|
- How does electric field vary with drift velocity?
Text Solution
|
- What is the order of the drift velocity of electrons?
Text Solution
|
- Why the drift of the positive ions is not considered?
Text Solution
|
- What is Ohm's law? Describe.
Text Solution
|
- Define the resistance of a conductor. What is its unit?
Text Solution
|
- Define the specific resistance of the material of a conductor. What is...
Text Solution
|
- What is conductance? What is its unit?
Text Solution
|
- Define one ohm.
Text Solution
|
- How does resistance of a metal vary with temperature?
Text Solution
|
- What is super conductivity.
Text Solution
|
- Give the dimensional representation of Resistance.
Text Solution
|
- What is a shunt? What is its use?
Text Solution
|