In the circuit shown
In the circuit shown, a meter bridge is in its balanced state. The meter bridge wire has a resistance 0.1 ohm/cm. The value of unknown resistance X and the current drawn from the battery of negligible resistance is
01
Dec
In the circuit shown, a meter bridge is in its balanced state. The meter bridge wire has a resistance 0.1 ohm/cm. The value of unknown resistance X and the current drawn from the battery of negligible resistance is a meter bridge is in its balanced state. The meter bridge wire has a resistance 0.1 ohm/cm. [...]
In the circuit shown, the current through the 4Ω resistors is 1amp when the points P and M are connected to a dc voltage source. The potential difference between the points M and N is.
01
Dec
In the circuit shown, the current through the 4Ω resistors is 1amp when the points P and M are connected to a dc voltage source. The potential difference between the points M and N is. In the circuit shown the current through the 4Ω resistors is 1amp when the points P and M are connected [...]
In a potentiometer experiment it is found that no current passes through the galvanometer when the terminals of the cell are connected across 0.52m of the potentiometer wire. If the cell is shunted by a resistance of 5Ω balance is obtained when the cell connected across 0.4 m of the wire. Find the internal resistance of the cell.
15
Nov
In a potentiometer experiment it is found that no current passes through the galvanometer when the terminals of the cell are connected across 0.52m of the potentiometer wire. If the cell is shunted by a resistance of 5Ω balance is obtained when the cell connected across 0.4 m of the wire. Find the internal resistance [...]
A moving coil galvanometer has 50 turns and each turn has an area 210 . The magnetic field produced by the magnet inside the galvanometer is 0.02 . The torsional constant of the suspension wire is 10 . When a current flows through the galvanometer, a full scale deflection occurs if the coil rotates by 0.2 . The resistance of the coil of the galvanometer is 50 . This galvanometer is to be converted into an ammeter capable of measuring current in the range 01.0 . For this purpose, a shunt resistance is to be added in parallel to the galvanometer. The value of this shunt resistance, in , is __________.
15
Nov
A moving coil galvanometer has 50 turns and each turn has an area 210 . The magnetic field produced by the magnet inside the galvanometer is 0.02 . The torsional constant of the suspension wire is 10 . When a current flows through the galvanometer, a full scale deflection occurs if the coil rotates by [...]
In the circuit shown, an ideal cell of emf E is connected in series to a non-ideal ammeter and voltmeter. Reading of the voltmeter is V0. When a resistance is added in parallel to the voltmeter its reading becomes V0/10 and the reading of the ammeter becomes 10 times the earlier value. find V0
15
Nov
In the circuit shown, an ideal cell of emf E is connected in series to a non-ideal ammeter and voltmeter. Reading of the voltmeter is V0. When a resistance is added in parallel to the voltmeter its reading becomes V0/10 and the reading of the ammeter becomes 10 times the earlier value. find V0 In [...]
In the circuit shown , R = 10 ohm and V = 100 volt . With switch S open the reading of ammeter is one third its reading when ‘S’ is closed. calculate the resistance of the ammeter ( in ohm ).
15
Nov
In the circuit shown , R = 10 ohm and V = 100 volt . With switch S open the reading of ammeter is one third its reading when ‘S’ is closed. calculate the resistance of the ammeter ( in ohm ). In the circuit shown R = 10 ohm and V = 100 volt [...]
In the circuit shown, battery , ammeter , and voltage are ideal and the switch S is initially closed as shown. when switch S is opened,
15
Nov
In the circuit shown, battery , ammeter , and voltage are ideal and the switch S is initially closed as shown. when switch S is opened, ammeter and voltage are ideal and the switch S is initially closed as shown. when switch S is opened battery In the circuit shown November 15, 2020 Category: Uncategorised [...]
In the circuit shown, the reading of the Ammeter is doubled after the switch is closed. Each resistor has a resistance =1Ω and the ideal cell has an e.m.f. = 10 V. Then the ammeter has a resistance equal to
15
Nov
In the circuit shown, the reading of the Ammeter is doubled after the switch is closed. Each resistor has a resistance =1Ω and the ideal cell has an e.m.f. = 10 V. Then the ammeter has a resistance equal to In the circuit shown the reading of the Ammeter is doubled after the switch is [...]
In the circuit shown, a meter bridge is in its balanced state. The meter bridge wire has a resistance .1ohm/cm. The value of unknown resistance X and the current drawn from the battery of negligible resistance is
13
Nov
In the circuit shown, a meter bridge is in its balanced state. The meter bridge wire has a resistance .1ohm/cm. The value of unknown resistance X and the current drawn from the battery of negligible resistance is a meter bridge is in its balanced state. The meter bridge wire has a resistance .1ohm/cm. The value [...]
In the circuit shown, the current in the 1 ohm resistor is :
13
Nov
In the circuit shown, the current in the 1 ohm resistor is : In the circuit shown the current in the 1 ohm resistor is : November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,