The Experiments of Faraday and Henry
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
PHXII06:ELECTROMAGNETIC INDUCTION

358680 A magnet is dropped down inside a long vertical copper tube

1 The magnet moves with continuously increasing velocity and ultimately acquires a constant terminal velocity
2 The magnet moves with continuously decreasing velocity and ultimately comes to rest
3 The magnet moves with continuously increasing velocity but constant acceleration
4 The magnet moves with continuously increasing velocity and acceleration
PHXII06:ELECTROMAGNETIC INDUCTION

358681 If a copper ring is moved quickly towards south pole of a powerful stationary bar magnet, then

1 Voltage in the magnet increases
2 Current flows through the copper ring
3 Copper ring will get magnetised
4 Current flows in the magnet
PHXII06:ELECTROMAGNETIC INDUCTION

358682 A coil of area \({A=0.5 m^{2}}\) is situated in a uniform magnetic field \({B=4.0 {~Wb} / {m}^{2}}\), and area vector makes an angle of \({60^{\circ}}\) with respect to the magnetic field, as shown in the figure. The value of the magnetic flux through the area \({A}\) would be equal to
supporting img

1 \({2 W b}\)
2 \({1 W b}\)
3 \({3 W b}\)
4 \({\dfrac{3}{2} {~Wb}}\)
PHXII06:ELECTROMAGNETIC INDUCTION

358683 Consider a circular coil of wire carrying constant current \(I\), forming a magnetic dipole. The magnetic flux through an infinite plane that contains the circular coil and excluding the circular coil area is given by \(\phi_{i}\). The magnetic flux through the area of the circular coil area is given by \(\phi_{0}\). Which of the following option is correct?

1 \(\phi_{i} < \phi_{0}\)
2 \(\phi_{i}>\phi_{0}\)
3 \(\phi_{i}=\phi_{0}\)
4 \(\phi_{i}=-\phi_{0}\)
PHXII06:ELECTROMAGNETIC INDUCTION

358680 A magnet is dropped down inside a long vertical copper tube

1 The magnet moves with continuously increasing velocity and ultimately acquires a constant terminal velocity
2 The magnet moves with continuously decreasing velocity and ultimately comes to rest
3 The magnet moves with continuously increasing velocity but constant acceleration
4 The magnet moves with continuously increasing velocity and acceleration
PHXII06:ELECTROMAGNETIC INDUCTION

358681 If a copper ring is moved quickly towards south pole of a powerful stationary bar magnet, then

1 Voltage in the magnet increases
2 Current flows through the copper ring
3 Copper ring will get magnetised
4 Current flows in the magnet
PHXII06:ELECTROMAGNETIC INDUCTION

358682 A coil of area \({A=0.5 m^{2}}\) is situated in a uniform magnetic field \({B=4.0 {~Wb} / {m}^{2}}\), and area vector makes an angle of \({60^{\circ}}\) with respect to the magnetic field, as shown in the figure. The value of the magnetic flux through the area \({A}\) would be equal to
supporting img

1 \({2 W b}\)
2 \({1 W b}\)
3 \({3 W b}\)
4 \({\dfrac{3}{2} {~Wb}}\)
PHXII06:ELECTROMAGNETIC INDUCTION

358683 Consider a circular coil of wire carrying constant current \(I\), forming a magnetic dipole. The magnetic flux through an infinite plane that contains the circular coil and excluding the circular coil area is given by \(\phi_{i}\). The magnetic flux through the area of the circular coil area is given by \(\phi_{0}\). Which of the following option is correct?

1 \(\phi_{i} < \phi_{0}\)
2 \(\phi_{i}>\phi_{0}\)
3 \(\phi_{i}=\phi_{0}\)
4 \(\phi_{i}=-\phi_{0}\)
PHXII06:ELECTROMAGNETIC INDUCTION

358680 A magnet is dropped down inside a long vertical copper tube

1 The magnet moves with continuously increasing velocity and ultimately acquires a constant terminal velocity
2 The magnet moves with continuously decreasing velocity and ultimately comes to rest
3 The magnet moves with continuously increasing velocity but constant acceleration
4 The magnet moves with continuously increasing velocity and acceleration
PHXII06:ELECTROMAGNETIC INDUCTION

358681 If a copper ring is moved quickly towards south pole of a powerful stationary bar magnet, then

1 Voltage in the magnet increases
2 Current flows through the copper ring
3 Copper ring will get magnetised
4 Current flows in the magnet
PHXII06:ELECTROMAGNETIC INDUCTION

358682 A coil of area \({A=0.5 m^{2}}\) is situated in a uniform magnetic field \({B=4.0 {~Wb} / {m}^{2}}\), and area vector makes an angle of \({60^{\circ}}\) with respect to the magnetic field, as shown in the figure. The value of the magnetic flux through the area \({A}\) would be equal to
supporting img

1 \({2 W b}\)
2 \({1 W b}\)
3 \({3 W b}\)
4 \({\dfrac{3}{2} {~Wb}}\)
PHXII06:ELECTROMAGNETIC INDUCTION

358683 Consider a circular coil of wire carrying constant current \(I\), forming a magnetic dipole. The magnetic flux through an infinite plane that contains the circular coil and excluding the circular coil area is given by \(\phi_{i}\). The magnetic flux through the area of the circular coil area is given by \(\phi_{0}\). Which of the following option is correct?

1 \(\phi_{i} < \phi_{0}\)
2 \(\phi_{i}>\phi_{0}\)
3 \(\phi_{i}=\phi_{0}\)
4 \(\phi_{i}=-\phi_{0}\)
PHXII06:ELECTROMAGNETIC INDUCTION

358680 A magnet is dropped down inside a long vertical copper tube

1 The magnet moves with continuously increasing velocity and ultimately acquires a constant terminal velocity
2 The magnet moves with continuously decreasing velocity and ultimately comes to rest
3 The magnet moves with continuously increasing velocity but constant acceleration
4 The magnet moves with continuously increasing velocity and acceleration
PHXII06:ELECTROMAGNETIC INDUCTION

358681 If a copper ring is moved quickly towards south pole of a powerful stationary bar magnet, then

1 Voltage in the magnet increases
2 Current flows through the copper ring
3 Copper ring will get magnetised
4 Current flows in the magnet
PHXII06:ELECTROMAGNETIC INDUCTION

358682 A coil of area \({A=0.5 m^{2}}\) is situated in a uniform magnetic field \({B=4.0 {~Wb} / {m}^{2}}\), and area vector makes an angle of \({60^{\circ}}\) with respect to the magnetic field, as shown in the figure. The value of the magnetic flux through the area \({A}\) would be equal to
supporting img

1 \({2 W b}\)
2 \({1 W b}\)
3 \({3 W b}\)
4 \({\dfrac{3}{2} {~Wb}}\)
PHXII06:ELECTROMAGNETIC INDUCTION

358683 Consider a circular coil of wire carrying constant current \(I\), forming a magnetic dipole. The magnetic flux through an infinite plane that contains the circular coil and excluding the circular coil area is given by \(\phi_{i}\). The magnetic flux through the area of the circular coil area is given by \(\phi_{0}\). Which of the following option is correct?

1 \(\phi_{i} < \phi_{0}\)
2 \(\phi_{i}>\phi_{0}\)
3 \(\phi_{i}=\phi_{0}\)
4 \(\phi_{i}=-\phi_{0}\)