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

358620 A coil of area \(100\;c{m^2}\) has 500 turns. Magnetic field of \(0.1\,Wb/{m^2}\) is perpendicular to the coil. The field is reduced to zero in 0.1 second. The induced e.m.f in the coil is

1 \(50\;V\)
2 \(5\;V\)
3 \(1\;V\)
4 Zero
PHXII06:ELECTROMAGNETIC INDUCTION

358621 A field of strength \(\frac{{5 \times {{10}^4}}}{\pi }A{m^{ - 1}}\) acts at right angles to the coil of 50 turns of area \({10^{ - 2}}\;\,{m^2}\). The coil is removed from the field in 0.1 second. Then the induced emf in the coil is

1 \(0.1\,\;V\)
2 \(0.2\,\;V\)
3 \(1.96\,\;V\)
4 \(0.98\,\;V\)
PHXII06:ELECTROMAGNETIC INDUCTION

358622 A coil having an area \(A_{0}\) is placed in a magnetic field which changes from \(B_{0}\) to \(4 B_{0}\) in a time interval \(t\). The e.m.f induced in the coil will be

1 \(\dfrac{4 A_{0} B_{0}}{t}\)
2 \(\dfrac{3 A_{0} B_{0}}{t}\)
3 \(\dfrac{4 B_{0}}{A_{0} t}\)
4 \(\dfrac{3 B_{0}}{A_{0} t}\)
PHXII06:ELECTROMAGNETIC INDUCTION

358623 A coil of circular cross - section having 1000 turns and \(4\;\,c{m^2}\) face area is placed with its axis parallel to a magnetic field which decreases by \({10^{ - 2}}\;\,Wb\;{m^{ - 2}}\) in \(0.01\;\,s\). The e.m.f. induced in the coil is :-

1 \(4\,mV\)
2 \(200\,mV\)
3 \(0.4\,mV\)
4 \(400\,mV\)
PHXII06:ELECTROMAGNETIC INDUCTION

358620 A coil of area \(100\;c{m^2}\) has 500 turns. Magnetic field of \(0.1\,Wb/{m^2}\) is perpendicular to the coil. The field is reduced to zero in 0.1 second. The induced e.m.f in the coil is

1 \(50\;V\)
2 \(5\;V\)
3 \(1\;V\)
4 Zero
PHXII06:ELECTROMAGNETIC INDUCTION

358621 A field of strength \(\frac{{5 \times {{10}^4}}}{\pi }A{m^{ - 1}}\) acts at right angles to the coil of 50 turns of area \({10^{ - 2}}\;\,{m^2}\). The coil is removed from the field in 0.1 second. Then the induced emf in the coil is

1 \(0.1\,\;V\)
2 \(0.2\,\;V\)
3 \(1.96\,\;V\)
4 \(0.98\,\;V\)
PHXII06:ELECTROMAGNETIC INDUCTION

358622 A coil having an area \(A_{0}\) is placed in a magnetic field which changes from \(B_{0}\) to \(4 B_{0}\) in a time interval \(t\). The e.m.f induced in the coil will be

1 \(\dfrac{4 A_{0} B_{0}}{t}\)
2 \(\dfrac{3 A_{0} B_{0}}{t}\)
3 \(\dfrac{4 B_{0}}{A_{0} t}\)
4 \(\dfrac{3 B_{0}}{A_{0} t}\)
PHXII06:ELECTROMAGNETIC INDUCTION

358623 A coil of circular cross - section having 1000 turns and \(4\;\,c{m^2}\) face area is placed with its axis parallel to a magnetic field which decreases by \({10^{ - 2}}\;\,Wb\;{m^{ - 2}}\) in \(0.01\;\,s\). The e.m.f. induced in the coil is :-

1 \(4\,mV\)
2 \(200\,mV\)
3 \(0.4\,mV\)
4 \(400\,mV\)
PHXII06:ELECTROMAGNETIC INDUCTION

358620 A coil of area \(100\;c{m^2}\) has 500 turns. Magnetic field of \(0.1\,Wb/{m^2}\) is perpendicular to the coil. The field is reduced to zero in 0.1 second. The induced e.m.f in the coil is

1 \(50\;V\)
2 \(5\;V\)
3 \(1\;V\)
4 Zero
PHXII06:ELECTROMAGNETIC INDUCTION

358621 A field of strength \(\frac{{5 \times {{10}^4}}}{\pi }A{m^{ - 1}}\) acts at right angles to the coil of 50 turns of area \({10^{ - 2}}\;\,{m^2}\). The coil is removed from the field in 0.1 second. Then the induced emf in the coil is

1 \(0.1\,\;V\)
2 \(0.2\,\;V\)
3 \(1.96\,\;V\)
4 \(0.98\,\;V\)
PHXII06:ELECTROMAGNETIC INDUCTION

358622 A coil having an area \(A_{0}\) is placed in a magnetic field which changes from \(B_{0}\) to \(4 B_{0}\) in a time interval \(t\). The e.m.f induced in the coil will be

1 \(\dfrac{4 A_{0} B_{0}}{t}\)
2 \(\dfrac{3 A_{0} B_{0}}{t}\)
3 \(\dfrac{4 B_{0}}{A_{0} t}\)
4 \(\dfrac{3 B_{0}}{A_{0} t}\)
PHXII06:ELECTROMAGNETIC INDUCTION

358623 A coil of circular cross - section having 1000 turns and \(4\;\,c{m^2}\) face area is placed with its axis parallel to a magnetic field which decreases by \({10^{ - 2}}\;\,Wb\;{m^{ - 2}}\) in \(0.01\;\,s\). The e.m.f. induced in the coil is :-

1 \(4\,mV\)
2 \(200\,mV\)
3 \(0.4\,mV\)
4 \(400\,mV\)
PHXII06:ELECTROMAGNETIC INDUCTION

358620 A coil of area \(100\;c{m^2}\) has 500 turns. Magnetic field of \(0.1\,Wb/{m^2}\) is perpendicular to the coil. The field is reduced to zero in 0.1 second. The induced e.m.f in the coil is

1 \(50\;V\)
2 \(5\;V\)
3 \(1\;V\)
4 Zero
PHXII06:ELECTROMAGNETIC INDUCTION

358621 A field of strength \(\frac{{5 \times {{10}^4}}}{\pi }A{m^{ - 1}}\) acts at right angles to the coil of 50 turns of area \({10^{ - 2}}\;\,{m^2}\). The coil is removed from the field in 0.1 second. Then the induced emf in the coil is

1 \(0.1\,\;V\)
2 \(0.2\,\;V\)
3 \(1.96\,\;V\)
4 \(0.98\,\;V\)
PHXII06:ELECTROMAGNETIC INDUCTION

358622 A coil having an area \(A_{0}\) is placed in a magnetic field which changes from \(B_{0}\) to \(4 B_{0}\) in a time interval \(t\). The e.m.f induced in the coil will be

1 \(\dfrac{4 A_{0} B_{0}}{t}\)
2 \(\dfrac{3 A_{0} B_{0}}{t}\)
3 \(\dfrac{4 B_{0}}{A_{0} t}\)
4 \(\dfrac{3 B_{0}}{A_{0} t}\)
PHXII06:ELECTROMAGNETIC INDUCTION

358623 A coil of circular cross - section having 1000 turns and \(4\;\,c{m^2}\) face area is placed with its axis parallel to a magnetic field which decreases by \({10^{ - 2}}\;\,Wb\;{m^{ - 2}}\) in \(0.01\;\,s\). The e.m.f. induced in the coil is :-

1 \(4\,mV\)
2 \(200\,mV\)
3 \(0.4\,mV\)
4 \(400\,mV\)