Question

16
Magnetic field B (T)
12
10
6
4
2
0
00 02 04 06 08
10 12
Current (A)
What type of energy conversion is observed in a lincar solenoid?
a. Mechanical to Magnetic
b. Electrical to Magnetic
c. Electrical to Mechanical
d. Magnetic to Mechanical
it. What will happen if a soft iron bar is placed inside the solenoid?
a. The bar will be electrocuted resulting in short-circuit
b. The bar will be magnetised as long as there is current in the circuit.
c. The bar will be magnetised permanently.
d. The bar will not be affected by any means,
iii. The magnetic field lines produced inside the solenoid are similar to that of ...
a. a bar magnet
b. a straight current carrying conductor
c. a circular current carrying loop
d. electromagnet of any shape
iv. After analysing the graph, a student writes the following statements.
1. The magnetic field produced by the solenoid is inversely proportional to the current.
11. The magnetic field produced by the solenoid is directly proportional to the current.
II. The magnetic field produced by the solenoid is directly proportional to square of the current.
IV. The magnetic field produced by the solenoid is independent of the current.
Choose from the following which of the following would be the correct statement(s).
a. Only IV
b. I and III and IV
c. I and II
d. Only II
v From the graph deduce which of the following statements is correct.​

Answer 1

Answer:

sorry sorry I Don't no this answer