A solenoid of length 50 cm with 20 turns per cm and area of cross section 40 `cm^(2)` comletely surrounds another co-axial solenoid of the same length, area of cross seciton `25 cm^(2)` with 25 turns per cm. Calculate the mutual inductance of the system.

A solenoid of length 50cm with 20 turns per centimetre and area of cross-section 40cm? completely surrounds another coaxial solenoid of the same length, area of cross-section 25cm^(2) with 25 turns per centimetre. Calculate the mutual inductance of the system.

A solenoid of lenght 30 cm with 10 turns per centimetre and area of cross-section 40cm^(2) completely surrounds another co-axial solenoid of same length, area of cross-section 20cm^(2) with 40 turns per centimetre. The mutual inductance of the system is

A solenoid of lenght 30 cm with 10 turns per centimetre and area of cross-section 40cm^(2) completely surrounds another co-axial solenoid of same length, area of cross-section 20cm^(2) with 40 turns per centimetre. The mutual inductance of the system is

A solenoid of length 60 cm with 25 turns per cm and area of cross section 50 cm^(2) completely surrounds another solenoid, placed coaxially with it, of same length, area of cross section 30 cm^(2) with 15 turns per cm. What will be the mutual inductance of the system?

A coil having 800 turns, area of cross section 12 cm^(2) and 15 cm long is connected in series with another coil having 500 turns, area of cross section 10 cm^(2) and 10 cm long. Calculate the net inductance of the system.

The inductance of a solenoid 0.5m long of cross-sectional area 20cm^(2) and with 500 turns is