NEET Class neet Answered
a solenoid 20cm long having 100 turns is carrying a current i. the magnetic field at its centre is 3.14 × 10^-2.;
Asked by kannammalkannammal195 | 13 Jun, 2022, 20:53: PM
Magnetic field at centre of solenoid = ( μo n i ) , where μo = 4π×10-7 H/m is permeability of free space .
n is number of turns per unit length , n = 100 /.2 = 500 turns/m
i is current in A
if magnetic field at centre of solenoid is 3.14 × 10-2 T ≈ π × 10-2 T , then
( μo n i ) = 4π × 10-7 × 500 × i = π × 10-2 T
we get current i = 50 A
Answered by Thiyagarajan K | 13 Jun, 2022, 22:20: PM
NEET neet - Physics
Asked by muhammadifatimanoori | 22 Aug, 2024, 09:10: AM
NEET neet - Physics
Asked by surajkumarpatel7667 | 28 May, 2024, 09:06: AM
NEET neet - Physics
Asked by radharajendran5555 | 20 Dec, 2022, 18:16: PM
NEET neet - Physics
Asked by vanshkamboj598 | 25 Aug, 2022, 11:05: AM
NEET neet - Physics
Asked by vanshkamboj598 | 24 Aug, 2022, 22:47: PM
NEET neet - Physics
Asked by vanshkamboj598 | 24 Aug, 2022, 22:46: PM
NEET neet - Physics
Asked by vanshkamboj598 | 24 Aug, 2022, 22:46: PM
NEET neet - Physics
Asked by vanshkamboj598 | 20 Aug, 2022, 09:28: AM