02. Motional Electromotive Force (MEF)
Electro Magnetic Induction

154717 An electron moves on a straight line path $X Y$ as shown. The a b c d is a coil adjacent to the path of the electron. What will be the direction of current, if any induced in the coil?

1 abcd
2 adcb
3 The current will reverse its direction as the electron goes past the coil
4 No current induced
Electro Magnetic Induction

154651 The induced emf can be produced in coil by
A. moving the coil with uniform speed inside magnetic field
B. moving the coil with non-uniform speed inside uniform magnetic field
C. rotating the coil inside the uniform magnetic field
D. changing the area of the coil inside the uniform magnetic filed
Choose the correct answer from the option given below :

1 B and D only
2 B and C only
3 A and C only
4 C and D only
Electro Magnetic Induction

154663 Out of the following given loops in which loop the direction of induced current is from $\mathbf{a} \rightarrow \mathbf{c} \rightarrow \mathbf{b}$.

1
2
3
4
Electro Magnetic Induction

154683 When a current carrying conductor is placed in a magnetic field, it experiences a force, the direction of which is given by

1 Fleming's left hand rule
2 Maxwell's rule
3 Fleming's right hand rule
4 Faraday's rule
Electro Magnetic Induction

154688 A conductor of length $l$ is kept in a magnetic field of strength B. A current I passes through the conductor. The force experienced by the conductor is proportional to

1 $\frac{\mathrm{I}}{l}$
2 $\frac{l}{B}$
3 $\frac{l}{I}$
4 $I$
Electro Magnetic Induction

154717 An electron moves on a straight line path $X Y$ as shown. The a b c d is a coil adjacent to the path of the electron. What will be the direction of current, if any induced in the coil?

1 abcd
2 adcb
3 The current will reverse its direction as the electron goes past the coil
4 No current induced
Electro Magnetic Induction

154651 The induced emf can be produced in coil by
A. moving the coil with uniform speed inside magnetic field
B. moving the coil with non-uniform speed inside uniform magnetic field
C. rotating the coil inside the uniform magnetic field
D. changing the area of the coil inside the uniform magnetic filed
Choose the correct answer from the option given below :

1 B and D only
2 B and C only
3 A and C only
4 C and D only
Electro Magnetic Induction

154663 Out of the following given loops in which loop the direction of induced current is from $\mathbf{a} \rightarrow \mathbf{c} \rightarrow \mathbf{b}$.

1
2
3
4
Electro Magnetic Induction

154683 When a current carrying conductor is placed in a magnetic field, it experiences a force, the direction of which is given by

1 Fleming's left hand rule
2 Maxwell's rule
3 Fleming's right hand rule
4 Faraday's rule
Electro Magnetic Induction

154688 A conductor of length $l$ is kept in a magnetic field of strength B. A current I passes through the conductor. The force experienced by the conductor is proportional to

1 $\frac{\mathrm{I}}{l}$
2 $\frac{l}{B}$
3 $\frac{l}{I}$
4 $I$
Electro Magnetic Induction

154717 An electron moves on a straight line path $X Y$ as shown. The a b c d is a coil adjacent to the path of the electron. What will be the direction of current, if any induced in the coil?

1 abcd
2 adcb
3 The current will reverse its direction as the electron goes past the coil
4 No current induced
Electro Magnetic Induction

154651 The induced emf can be produced in coil by
A. moving the coil with uniform speed inside magnetic field
B. moving the coil with non-uniform speed inside uniform magnetic field
C. rotating the coil inside the uniform magnetic field
D. changing the area of the coil inside the uniform magnetic filed
Choose the correct answer from the option given below :

1 B and D only
2 B and C only
3 A and C only
4 C and D only
Electro Magnetic Induction

154663 Out of the following given loops in which loop the direction of induced current is from $\mathbf{a} \rightarrow \mathbf{c} \rightarrow \mathbf{b}$.

1
2
3
4
Electro Magnetic Induction

154683 When a current carrying conductor is placed in a magnetic field, it experiences a force, the direction of which is given by

1 Fleming's left hand rule
2 Maxwell's rule
3 Fleming's right hand rule
4 Faraday's rule
Electro Magnetic Induction

154688 A conductor of length $l$ is kept in a magnetic field of strength B. A current I passes through the conductor. The force experienced by the conductor is proportional to

1 $\frac{\mathrm{I}}{l}$
2 $\frac{l}{B}$
3 $\frac{l}{I}$
4 $I$
Electro Magnetic Induction

154717 An electron moves on a straight line path $X Y$ as shown. The a b c d is a coil adjacent to the path of the electron. What will be the direction of current, if any induced in the coil?

1 abcd
2 adcb
3 The current will reverse its direction as the electron goes past the coil
4 No current induced
Electro Magnetic Induction

154651 The induced emf can be produced in coil by
A. moving the coil with uniform speed inside magnetic field
B. moving the coil with non-uniform speed inside uniform magnetic field
C. rotating the coil inside the uniform magnetic field
D. changing the area of the coil inside the uniform magnetic filed
Choose the correct answer from the option given below :

1 B and D only
2 B and C only
3 A and C only
4 C and D only
Electro Magnetic Induction

154663 Out of the following given loops in which loop the direction of induced current is from $\mathbf{a} \rightarrow \mathbf{c} \rightarrow \mathbf{b}$.

1
2
3
4
Electro Magnetic Induction

154683 When a current carrying conductor is placed in a magnetic field, it experiences a force, the direction of which is given by

1 Fleming's left hand rule
2 Maxwell's rule
3 Fleming's right hand rule
4 Faraday's rule
Electro Magnetic Induction

154688 A conductor of length $l$ is kept in a magnetic field of strength B. A current I passes through the conductor. The force experienced by the conductor is proportional to

1 $\frac{\mathrm{I}}{l}$
2 $\frac{l}{B}$
3 $\frac{l}{I}$
4 $I$
Electro Magnetic Induction

154717 An electron moves on a straight line path $X Y$ as shown. The a b c d is a coil adjacent to the path of the electron. What will be the direction of current, if any induced in the coil?

1 abcd
2 adcb
3 The current will reverse its direction as the electron goes past the coil
4 No current induced
Electro Magnetic Induction

154651 The induced emf can be produced in coil by
A. moving the coil with uniform speed inside magnetic field
B. moving the coil with non-uniform speed inside uniform magnetic field
C. rotating the coil inside the uniform magnetic field
D. changing the area of the coil inside the uniform magnetic filed
Choose the correct answer from the option given below :

1 B and D only
2 B and C only
3 A and C only
4 C and D only
Electro Magnetic Induction

154663 Out of the following given loops in which loop the direction of induced current is from $\mathbf{a} \rightarrow \mathbf{c} \rightarrow \mathbf{b}$.

1
2
3
4
Electro Magnetic Induction

154683 When a current carrying conductor is placed in a magnetic field, it experiences a force, the direction of which is given by

1 Fleming's left hand rule
2 Maxwell's rule
3 Fleming's right hand rule
4 Faraday's rule
Electro Magnetic Induction

154688 A conductor of length $l$ is kept in a magnetic field of strength B. A current I passes through the conductor. The force experienced by the conductor is proportional to

1 $\frac{\mathrm{I}}{l}$
2 $\frac{l}{B}$
3 $\frac{l}{I}$
4 $I$