A
B
C
D
Text Solution
Verified by Experts
Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
MBD -HARYANA BOARD-MAGNETIC EFFECTS OF ELECTRIC CURRENT-EXAMPLE
- Which of the following correctly describes the magnetic field near a l...
Text Solution
|
- The phenomenon of electromagnetic induction is :
Text Solution
|
- The device used for producing electric current is called a:
Text Solution
|
- The essential difference between an AC generator and a DC generator is...
Text Solution
|
- At the time of short circuit, the current in the circuit :
Text Solution
|
- State whether the following statement is true or false : An electric...
Text Solution
|
- List three sources of magnetic fields.
Text Solution
|
- How does a solenoid behave like a magnet? Can you determine the north ...
Text Solution
|
- When is the force experienced by a current-carrying conductor placed i...
Text Solution
|
- Imagine you are sitting in a chamber with your back to one wall. An el...
Text Solution
|
- Draw a labelled diagram of an electric motor. Explain its principle an...
Text Solution
|
- Name some devices in which electric motors are used.
Text Solution
|
- A coil of insulated copper wire is connected to a galvanometer. What w...
Text Solution
|
- A coil of insulated copper wire is connected to a galvanometer. What w...
Text Solution
|
- A coil of insulate copper wire is connected to a galvanometer. What wi...
Text Solution
|
- Two circular coils A and B are placed close to each other. If the curr...
Text Solution
|
- When does an electric short-circuit occur?
Text Solution
|
- What is the function of an earth wire? Why is it necessary to earth me...
Text Solution
|
- In case of a solenoid, the strength of magnetic field depends upon
Text Solution
|
- What is an electromagnet?upon what factors its strength depends?
Text Solution
|