154246
The radius of the coil of a TG which has 10 turns is . The current required to produce a deflection of is:
1
2
3
4
5
Explanation:
B Given, radius of coil
Kerala CEE 2004
Magnetism and Matter
154247
A galvanometer is shunted by a resistance of . The percentage of the total current, which passes through the galvanometer is
1
2
3
4
Explanation:
D Given, Let of current passing through galvanometer is of
JCECE-2015
Magnetism and Matter
154248
A galvanometer coil has a resistance of and gives full scale deflection for a current of 4 . To convert it to an ammeter of range 0 to
1 resistance is to be connected in parallel to the galvanometer
2 resistance is to be connected in series with the galvanometer
3 resistance is to be connected in parallel to the galvanometer
4 resistance is to be connected in series with the galvanometer
Explanation:
A Total current Formula used, Therefore a resistance of should be connected in parallel to the galvanometer.
JCECE-2009
Magnetism and Matter
154249
The resistance of an ammeter is and its scale is graduated for a current upto . After an additional shunt has been connected to this ammeter it becomes possible to measure currents upto by this meter. The value of shunt resistance is
1
2
3
4
Explanation:
B Resistance of an ammeter Current flowing through is Let Shunt resistance be Current flowing through , Potential difference across ammeter and shunt is same
JCECE-2008
Magnetism and Matter
154250
In an ammeter, of the main current is passing through galvanometer. If the galvanometer is shunted with a resistance, the resistance of the galvanometer is :
154246
The radius of the coil of a TG which has 10 turns is . The current required to produce a deflection of is:
1
2
3
4
5
Explanation:
B Given, radius of coil
Kerala CEE 2004
Magnetism and Matter
154247
A galvanometer is shunted by a resistance of . The percentage of the total current, which passes through the galvanometer is
1
2
3
4
Explanation:
D Given, Let of current passing through galvanometer is of
JCECE-2015
Magnetism and Matter
154248
A galvanometer coil has a resistance of and gives full scale deflection for a current of 4 . To convert it to an ammeter of range 0 to
1 resistance is to be connected in parallel to the galvanometer
2 resistance is to be connected in series with the galvanometer
3 resistance is to be connected in parallel to the galvanometer
4 resistance is to be connected in series with the galvanometer
Explanation:
A Total current Formula used, Therefore a resistance of should be connected in parallel to the galvanometer.
JCECE-2009
Magnetism and Matter
154249
The resistance of an ammeter is and its scale is graduated for a current upto . After an additional shunt has been connected to this ammeter it becomes possible to measure currents upto by this meter. The value of shunt resistance is
1
2
3
4
Explanation:
B Resistance of an ammeter Current flowing through is Let Shunt resistance be Current flowing through , Potential difference across ammeter and shunt is same
JCECE-2008
Magnetism and Matter
154250
In an ammeter, of the main current is passing through galvanometer. If the galvanometer is shunted with a resistance, the resistance of the galvanometer is :
154246
The radius of the coil of a TG which has 10 turns is . The current required to produce a deflection of is:
1
2
3
4
5
Explanation:
B Given, radius of coil
Kerala CEE 2004
Magnetism and Matter
154247
A galvanometer is shunted by a resistance of . The percentage of the total current, which passes through the galvanometer is
1
2
3
4
Explanation:
D Given, Let of current passing through galvanometer is of
JCECE-2015
Magnetism and Matter
154248
A galvanometer coil has a resistance of and gives full scale deflection for a current of 4 . To convert it to an ammeter of range 0 to
1 resistance is to be connected in parallel to the galvanometer
2 resistance is to be connected in series with the galvanometer
3 resistance is to be connected in parallel to the galvanometer
4 resistance is to be connected in series with the galvanometer
Explanation:
A Total current Formula used, Therefore a resistance of should be connected in parallel to the galvanometer.
JCECE-2009
Magnetism and Matter
154249
The resistance of an ammeter is and its scale is graduated for a current upto . After an additional shunt has been connected to this ammeter it becomes possible to measure currents upto by this meter. The value of shunt resistance is
1
2
3
4
Explanation:
B Resistance of an ammeter Current flowing through is Let Shunt resistance be Current flowing through , Potential difference across ammeter and shunt is same
JCECE-2008
Magnetism and Matter
154250
In an ammeter, of the main current is passing through galvanometer. If the galvanometer is shunted with a resistance, the resistance of the galvanometer is :
154246
The radius of the coil of a TG which has 10 turns is . The current required to produce a deflection of is:
1
2
3
4
5
Explanation:
B Given, radius of coil
Kerala CEE 2004
Magnetism and Matter
154247
A galvanometer is shunted by a resistance of . The percentage of the total current, which passes through the galvanometer is
1
2
3
4
Explanation:
D Given, Let of current passing through galvanometer is of
JCECE-2015
Magnetism and Matter
154248
A galvanometer coil has a resistance of and gives full scale deflection for a current of 4 . To convert it to an ammeter of range 0 to
1 resistance is to be connected in parallel to the galvanometer
2 resistance is to be connected in series with the galvanometer
3 resistance is to be connected in parallel to the galvanometer
4 resistance is to be connected in series with the galvanometer
Explanation:
A Total current Formula used, Therefore a resistance of should be connected in parallel to the galvanometer.
JCECE-2009
Magnetism and Matter
154249
The resistance of an ammeter is and its scale is graduated for a current upto . After an additional shunt has been connected to this ammeter it becomes possible to measure currents upto by this meter. The value of shunt resistance is
1
2
3
4
Explanation:
B Resistance of an ammeter Current flowing through is Let Shunt resistance be Current flowing through , Potential difference across ammeter and shunt is same
JCECE-2008
Magnetism and Matter
154250
In an ammeter, of the main current is passing through galvanometer. If the galvanometer is shunted with a resistance, the resistance of the galvanometer is :
154246
The radius of the coil of a TG which has 10 turns is . The current required to produce a deflection of is:
1
2
3
4
5
Explanation:
B Given, radius of coil
Kerala CEE 2004
Magnetism and Matter
154247
A galvanometer is shunted by a resistance of . The percentage of the total current, which passes through the galvanometer is
1
2
3
4
Explanation:
D Given, Let of current passing through galvanometer is of
JCECE-2015
Magnetism and Matter
154248
A galvanometer coil has a resistance of and gives full scale deflection for a current of 4 . To convert it to an ammeter of range 0 to
1 resistance is to be connected in parallel to the galvanometer
2 resistance is to be connected in series with the galvanometer
3 resistance is to be connected in parallel to the galvanometer
4 resistance is to be connected in series with the galvanometer
Explanation:
A Total current Formula used, Therefore a resistance of should be connected in parallel to the galvanometer.
JCECE-2009
Magnetism and Matter
154249
The resistance of an ammeter is and its scale is graduated for a current upto . After an additional shunt has been connected to this ammeter it becomes possible to measure currents upto by this meter. The value of shunt resistance is
1
2
3
4
Explanation:
B Resistance of an ammeter Current flowing through is Let Shunt resistance be Current flowing through , Potential difference across ammeter and shunt is same
JCECE-2008
Magnetism and Matter
154250
In an ammeter, of the main current is passing through galvanometer. If the galvanometer is shunted with a resistance, the resistance of the galvanometer is :