The Experiments of Faraday and Henry
PHXII06:ELECTROMAGNETIC INDUCTION

358632 A rectangular, a square, a circular and an elliptial loop, all in the \(xy\)-plane, are moving out of uniform magnetic field with a constant velocity, \(v=v i\). The magnetic field is directed along the negative \(z\)-axis direction. The induced emf, during the passage of these loops, out of the field region, will not remain constant for

1 Only the elliptical loop
2 The circular and the elliptical loops
3 Any of the four loops
4 The rectangular, circular and elliptical loops
PHXII06:ELECTROMAGNETIC INDUCTION

358633 Magnetic flux passing through coil is initially \(4 \times {10^{ - 4}}\;\,Wb\). It reduces to \(10 \%\) of its original value in \(t\) second. If the emf induced is \(0.72\,mV\) then \(t\) in scond is

1 0.3
2 0.4
3 0.5
4 0.6
PHXII06:ELECTROMAGNETIC INDUCTION

358634 The flux linked with a ring at any time '\(t\)' is given by \(\phi=5 t^{2}-30 t+150\), the induced \(Emf\) at \(t = 2\,{\rm{sec}}\) is:

1 \(10\;V\)
2 \( - 10\;V\)
3 \(25\;V\)
4 \( - 25\;V\)
PHXII06:ELECTROMAGNETIC INDUCTION

358635 The graph shows the variation in magnetic flux \(\phi(t)\) with time through a coil. Which of the statement given below is not correct?
supporting img

1 There is a change in the direction as well as magnitude of induced emf between \(A\) and \(D\)
2 The magnitude of the induced emf is maximum between \(B\) and \(C\)
3 There is a change in the direction as well as magnitude of induced emf between \(B\) and \(D\)
4 The induced emf is not zero at \(B\)
PHXII06:ELECTROMAGNETIC INDUCTION

358636 A square loop of side \({a}=10 {~cm}\) with its sides \(v=8 {cms}^{-1}\) parallel to \(x\)- and \(y\)-axis is moved with velocity \(v = 8\,\,cm{s^{ - 1}}\) in the +ve direction of \(x\)-axis. There is a magnetic field with gradient of \(0.10 {Tm}^{-1}\) along the negative \({x}\) direction and decreasing in time at the rate of \(10^{-3} {Ts}^{-1}\). The magnitude of the induced \(emf\) in the loop is \({M} \times 10^{-5} {~V}\) Find the value of \({M}\) is

1 5
2 9
3 7
4 10
PHXII06:ELECTROMAGNETIC INDUCTION

358632 A rectangular, a square, a circular and an elliptial loop, all in the \(xy\)-plane, are moving out of uniform magnetic field with a constant velocity, \(v=v i\). The magnetic field is directed along the negative \(z\)-axis direction. The induced emf, during the passage of these loops, out of the field region, will not remain constant for

1 Only the elliptical loop
2 The circular and the elliptical loops
3 Any of the four loops
4 The rectangular, circular and elliptical loops
PHXII06:ELECTROMAGNETIC INDUCTION

358633 Magnetic flux passing through coil is initially \(4 \times {10^{ - 4}}\;\,Wb\). It reduces to \(10 \%\) of its original value in \(t\) second. If the emf induced is \(0.72\,mV\) then \(t\) in scond is

1 0.3
2 0.4
3 0.5
4 0.6
PHXII06:ELECTROMAGNETIC INDUCTION

358634 The flux linked with a ring at any time '\(t\)' is given by \(\phi=5 t^{2}-30 t+150\), the induced \(Emf\) at \(t = 2\,{\rm{sec}}\) is:

1 \(10\;V\)
2 \( - 10\;V\)
3 \(25\;V\)
4 \( - 25\;V\)
PHXII06:ELECTROMAGNETIC INDUCTION

358635 The graph shows the variation in magnetic flux \(\phi(t)\) with time through a coil. Which of the statement given below is not correct?
supporting img

1 There is a change in the direction as well as magnitude of induced emf between \(A\) and \(D\)
2 The magnitude of the induced emf is maximum between \(B\) and \(C\)
3 There is a change in the direction as well as magnitude of induced emf between \(B\) and \(D\)
4 The induced emf is not zero at \(B\)
PHXII06:ELECTROMAGNETIC INDUCTION

358636 A square loop of side \({a}=10 {~cm}\) with its sides \(v=8 {cms}^{-1}\) parallel to \(x\)- and \(y\)-axis is moved with velocity \(v = 8\,\,cm{s^{ - 1}}\) in the +ve direction of \(x\)-axis. There is a magnetic field with gradient of \(0.10 {Tm}^{-1}\) along the negative \({x}\) direction and decreasing in time at the rate of \(10^{-3} {Ts}^{-1}\). The magnitude of the induced \(emf\) in the loop is \({M} \times 10^{-5} {~V}\) Find the value of \({M}\) is

1 5
2 9
3 7
4 10
PHXII06:ELECTROMAGNETIC INDUCTION

358632 A rectangular, a square, a circular and an elliptial loop, all in the \(xy\)-plane, are moving out of uniform magnetic field with a constant velocity, \(v=v i\). The magnetic field is directed along the negative \(z\)-axis direction. The induced emf, during the passage of these loops, out of the field region, will not remain constant for

1 Only the elliptical loop
2 The circular and the elliptical loops
3 Any of the four loops
4 The rectangular, circular and elliptical loops
PHXII06:ELECTROMAGNETIC INDUCTION

358633 Magnetic flux passing through coil is initially \(4 \times {10^{ - 4}}\;\,Wb\). It reduces to \(10 \%\) of its original value in \(t\) second. If the emf induced is \(0.72\,mV\) then \(t\) in scond is

1 0.3
2 0.4
3 0.5
4 0.6
PHXII06:ELECTROMAGNETIC INDUCTION

358634 The flux linked with a ring at any time '\(t\)' is given by \(\phi=5 t^{2}-30 t+150\), the induced \(Emf\) at \(t = 2\,{\rm{sec}}\) is:

1 \(10\;V\)
2 \( - 10\;V\)
3 \(25\;V\)
4 \( - 25\;V\)
PHXII06:ELECTROMAGNETIC INDUCTION

358635 The graph shows the variation in magnetic flux \(\phi(t)\) with time through a coil. Which of the statement given below is not correct?
supporting img

1 There is a change in the direction as well as magnitude of induced emf between \(A\) and \(D\)
2 The magnitude of the induced emf is maximum between \(B\) and \(C\)
3 There is a change in the direction as well as magnitude of induced emf between \(B\) and \(D\)
4 The induced emf is not zero at \(B\)
PHXII06:ELECTROMAGNETIC INDUCTION

358636 A square loop of side \({a}=10 {~cm}\) with its sides \(v=8 {cms}^{-1}\) parallel to \(x\)- and \(y\)-axis is moved with velocity \(v = 8\,\,cm{s^{ - 1}}\) in the +ve direction of \(x\)-axis. There is a magnetic field with gradient of \(0.10 {Tm}^{-1}\) along the negative \({x}\) direction and decreasing in time at the rate of \(10^{-3} {Ts}^{-1}\). The magnitude of the induced \(emf\) in the loop is \({M} \times 10^{-5} {~V}\) Find the value of \({M}\) is

1 5
2 9
3 7
4 10
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
PHXII06:ELECTROMAGNETIC INDUCTION

358632 A rectangular, a square, a circular and an elliptial loop, all in the \(xy\)-plane, are moving out of uniform magnetic field with a constant velocity, \(v=v i\). The magnetic field is directed along the negative \(z\)-axis direction. The induced emf, during the passage of these loops, out of the field region, will not remain constant for

1 Only the elliptical loop
2 The circular and the elliptical loops
3 Any of the four loops
4 The rectangular, circular and elliptical loops
PHXII06:ELECTROMAGNETIC INDUCTION

358633 Magnetic flux passing through coil is initially \(4 \times {10^{ - 4}}\;\,Wb\). It reduces to \(10 \%\) of its original value in \(t\) second. If the emf induced is \(0.72\,mV\) then \(t\) in scond is

1 0.3
2 0.4
3 0.5
4 0.6
PHXII06:ELECTROMAGNETIC INDUCTION

358634 The flux linked with a ring at any time '\(t\)' is given by \(\phi=5 t^{2}-30 t+150\), the induced \(Emf\) at \(t = 2\,{\rm{sec}}\) is:

1 \(10\;V\)
2 \( - 10\;V\)
3 \(25\;V\)
4 \( - 25\;V\)
PHXII06:ELECTROMAGNETIC INDUCTION

358635 The graph shows the variation in magnetic flux \(\phi(t)\) with time through a coil. Which of the statement given below is not correct?
supporting img

1 There is a change in the direction as well as magnitude of induced emf between \(A\) and \(D\)
2 The magnitude of the induced emf is maximum between \(B\) and \(C\)
3 There is a change in the direction as well as magnitude of induced emf between \(B\) and \(D\)
4 The induced emf is not zero at \(B\)
PHXII06:ELECTROMAGNETIC INDUCTION

358636 A square loop of side \({a}=10 {~cm}\) with its sides \(v=8 {cms}^{-1}\) parallel to \(x\)- and \(y\)-axis is moved with velocity \(v = 8\,\,cm{s^{ - 1}}\) in the +ve direction of \(x\)-axis. There is a magnetic field with gradient of \(0.10 {Tm}^{-1}\) along the negative \({x}\) direction and decreasing in time at the rate of \(10^{-3} {Ts}^{-1}\). The magnitude of the induced \(emf\) in the loop is \({M} \times 10^{-5} {~V}\) Find the value of \({M}\) is

1 5
2 9
3 7
4 10
PHXII06:ELECTROMAGNETIC INDUCTION

358632 A rectangular, a square, a circular and an elliptial loop, all in the \(xy\)-plane, are moving out of uniform magnetic field with a constant velocity, \(v=v i\). The magnetic field is directed along the negative \(z\)-axis direction. The induced emf, during the passage of these loops, out of the field region, will not remain constant for

1 Only the elliptical loop
2 The circular and the elliptical loops
3 Any of the four loops
4 The rectangular, circular and elliptical loops
PHXII06:ELECTROMAGNETIC INDUCTION

358633 Magnetic flux passing through coil is initially \(4 \times {10^{ - 4}}\;\,Wb\). It reduces to \(10 \%\) of its original value in \(t\) second. If the emf induced is \(0.72\,mV\) then \(t\) in scond is

1 0.3
2 0.4
3 0.5
4 0.6
PHXII06:ELECTROMAGNETIC INDUCTION

358634 The flux linked with a ring at any time '\(t\)' is given by \(\phi=5 t^{2}-30 t+150\), the induced \(Emf\) at \(t = 2\,{\rm{sec}}\) is:

1 \(10\;V\)
2 \( - 10\;V\)
3 \(25\;V\)
4 \( - 25\;V\)
PHXII06:ELECTROMAGNETIC INDUCTION

358635 The graph shows the variation in magnetic flux \(\phi(t)\) with time through a coil. Which of the statement given below is not correct?
supporting img

1 There is a change in the direction as well as magnitude of induced emf between \(A\) and \(D\)
2 The magnitude of the induced emf is maximum between \(B\) and \(C\)
3 There is a change in the direction as well as magnitude of induced emf between \(B\) and \(D\)
4 The induced emf is not zero at \(B\)
PHXII06:ELECTROMAGNETIC INDUCTION

358636 A square loop of side \({a}=10 {~cm}\) with its sides \(v=8 {cms}^{-1}\) parallel to \(x\)- and \(y\)-axis is moved with velocity \(v = 8\,\,cm{s^{ - 1}}\) in the +ve direction of \(x\)-axis. There is a magnetic field with gradient of \(0.10 {Tm}^{-1}\) along the negative \({x}\) direction and decreasing in time at the rate of \(10^{-3} {Ts}^{-1}\). The magnitude of the induced \(emf\) in the loop is \({M} \times 10^{-5} {~V}\) Find the value of \({M}\) is

1 5
2 9
3 7
4 10