00. Magnetic Flux, Faraday's Law
Electro Magnetic Induction

154484 The magnetic flux through a coil perpendicular to its plane is varying according to the relation $\phi=\left(5 t^{3}+4 t^{2}+2 t-5\right)$ Weber. If the resistance of the coil is $5 \mathrm{ohm}$, then the induced current through the coil at $t=2 \mathrm{~s}$ will be,

1 $15.6 \mathrm{~A}$
2 $16.6 \mathrm{~A}$
3 $17.6 \mathrm{~A}$
4 $18.6 \mathrm{~A}$
Electro Magnetic Induction

154485 The magnetic flux linked to a circular coil of radius $R$ is:
$\phi=2 t^{3}+4 t^{2}+2 t+5 W b$
The magnitude of induced emf in the coil at $t=$ $5 \mathrm{~s}$ is:

1 $108 \mathrm{~V}$
2 $197 \mathrm{~V}$
3 $150 \mathrm{~V}$
4 $192 \mathrm{~V}$
Electro Magnetic Induction

154486 A big circular coil of 1000 turns and average radius $10 \mathrm{~m}$ is rotating about its horizontal diameter at $2 \mathrm{rad} \mathrm{s}^{-1}$. If the vertical component of earth's magnetic field at that place is $\mathbf{2} \times \mathbf{1 0}^{-5}$ $T$ and electrical resistance of the coil is $12.56 \Omega$, then the maximum induced current in the coil will be

1 $1 \mathrm{~A}$
2 $2 \mathrm{~A}$
3 $0.25 \mathrm{~A}$
4 $1.5 \mathrm{~A}$
Electro Magnetic Induction

154487 A square loop of side $1 \mathrm{~m}$ and resistance $1 \Omega$ is placed in a magnetic field of $0.5 T$. If the plane of loop is perpendicular to the direction of magnetic field, the magnetic flux through the loop is

1 1 weber
2 Zero weber
3 2 weber
4 0.5 weber
Electro Magnetic Induction

154484 The magnetic flux through a coil perpendicular to its plane is varying according to the relation $\phi=\left(5 t^{3}+4 t^{2}+2 t-5\right)$ Weber. If the resistance of the coil is $5 \mathrm{ohm}$, then the induced current through the coil at $t=2 \mathrm{~s}$ will be,

1 $15.6 \mathrm{~A}$
2 $16.6 \mathrm{~A}$
3 $17.6 \mathrm{~A}$
4 $18.6 \mathrm{~A}$
Electro Magnetic Induction

154485 The magnetic flux linked to a circular coil of radius $R$ is:
$\phi=2 t^{3}+4 t^{2}+2 t+5 W b$
The magnitude of induced emf in the coil at $t=$ $5 \mathrm{~s}$ is:

1 $108 \mathrm{~V}$
2 $197 \mathrm{~V}$
3 $150 \mathrm{~V}$
4 $192 \mathrm{~V}$
Electro Magnetic Induction

154486 A big circular coil of 1000 turns and average radius $10 \mathrm{~m}$ is rotating about its horizontal diameter at $2 \mathrm{rad} \mathrm{s}^{-1}$. If the vertical component of earth's magnetic field at that place is $\mathbf{2} \times \mathbf{1 0}^{-5}$ $T$ and electrical resistance of the coil is $12.56 \Omega$, then the maximum induced current in the coil will be

1 $1 \mathrm{~A}$
2 $2 \mathrm{~A}$
3 $0.25 \mathrm{~A}$
4 $1.5 \mathrm{~A}$
Electro Magnetic Induction

154487 A square loop of side $1 \mathrm{~m}$ and resistance $1 \Omega$ is placed in a magnetic field of $0.5 T$. If the plane of loop is perpendicular to the direction of magnetic field, the magnetic flux through the loop is

1 1 weber
2 Zero weber
3 2 weber
4 0.5 weber
Electro Magnetic Induction

154484 The magnetic flux through a coil perpendicular to its plane is varying according to the relation $\phi=\left(5 t^{3}+4 t^{2}+2 t-5\right)$ Weber. If the resistance of the coil is $5 \mathrm{ohm}$, then the induced current through the coil at $t=2 \mathrm{~s}$ will be,

1 $15.6 \mathrm{~A}$
2 $16.6 \mathrm{~A}$
3 $17.6 \mathrm{~A}$
4 $18.6 \mathrm{~A}$
Electro Magnetic Induction

154485 The magnetic flux linked to a circular coil of radius $R$ is:
$\phi=2 t^{3}+4 t^{2}+2 t+5 W b$
The magnitude of induced emf in the coil at $t=$ $5 \mathrm{~s}$ is:

1 $108 \mathrm{~V}$
2 $197 \mathrm{~V}$
3 $150 \mathrm{~V}$
4 $192 \mathrm{~V}$
Electro Magnetic Induction

154486 A big circular coil of 1000 turns and average radius $10 \mathrm{~m}$ is rotating about its horizontal diameter at $2 \mathrm{rad} \mathrm{s}^{-1}$. If the vertical component of earth's magnetic field at that place is $\mathbf{2} \times \mathbf{1 0}^{-5}$ $T$ and electrical resistance of the coil is $12.56 \Omega$, then the maximum induced current in the coil will be

1 $1 \mathrm{~A}$
2 $2 \mathrm{~A}$
3 $0.25 \mathrm{~A}$
4 $1.5 \mathrm{~A}$
Electro Magnetic Induction

154487 A square loop of side $1 \mathrm{~m}$ and resistance $1 \Omega$ is placed in a magnetic field of $0.5 T$. If the plane of loop is perpendicular to the direction of magnetic field, the magnetic flux through the loop is

1 1 weber
2 Zero weber
3 2 weber
4 0.5 weber
Electro Magnetic Induction

154484 The magnetic flux through a coil perpendicular to its plane is varying according to the relation $\phi=\left(5 t^{3}+4 t^{2}+2 t-5\right)$ Weber. If the resistance of the coil is $5 \mathrm{ohm}$, then the induced current through the coil at $t=2 \mathrm{~s}$ will be,

1 $15.6 \mathrm{~A}$
2 $16.6 \mathrm{~A}$
3 $17.6 \mathrm{~A}$
4 $18.6 \mathrm{~A}$
Electro Magnetic Induction

154485 The magnetic flux linked to a circular coil of radius $R$ is:
$\phi=2 t^{3}+4 t^{2}+2 t+5 W b$
The magnitude of induced emf in the coil at $t=$ $5 \mathrm{~s}$ is:

1 $108 \mathrm{~V}$
2 $197 \mathrm{~V}$
3 $150 \mathrm{~V}$
4 $192 \mathrm{~V}$
Electro Magnetic Induction

154486 A big circular coil of 1000 turns and average radius $10 \mathrm{~m}$ is rotating about its horizontal diameter at $2 \mathrm{rad} \mathrm{s}^{-1}$. If the vertical component of earth's magnetic field at that place is $\mathbf{2} \times \mathbf{1 0}^{-5}$ $T$ and electrical resistance of the coil is $12.56 \Omega$, then the maximum induced current in the coil will be

1 $1 \mathrm{~A}$
2 $2 \mathrm{~A}$
3 $0.25 \mathrm{~A}$
4 $1.5 \mathrm{~A}$
Electro Magnetic Induction

154487 A square loop of side $1 \mathrm{~m}$ and resistance $1 \Omega$ is placed in a magnetic field of $0.5 T$. If the plane of loop is perpendicular to the direction of magnetic field, the magnetic flux through the loop is

1 1 weber
2 Zero weber
3 2 weber
4 0.5 weber