In the circuit shown in Figure the ammeter reads a current ............. $A$
  • A$1$
  • B$2$
  • C$0.3$
  • D$0.2$
Medium
art

Download our app
and get started for free

Experience the future of education. Simply download our apps or reach out to us for more information. Let's shape the future of learning together!No signup needed.*

Similar Questions

  • 1
    Two wires of the same material and equal length are joined in parallel combination. If one of them has half the thickness of the other and the thinner wire has a resistance of $8\, ohms$, the resistance of the combination is equal to
    View Solution
  • 2
    The resistance ofeach arm of the Wheatstone's bridge is $10\; ohm$. A resistance of $10 \;ohm$ is connected in series with a galvanometer then the equivalent resistance across the battery will be
    View Solution
  • 3
    The length of a potentiometer wire is $l$. $A$ cell of $\mathrm{emf}$ $E$ is balanced at a length $l/3$ from the positive end of the wire. If the length of the wire is increased by $l/2$. At what distance will the same cell give a balance point.
    View Solution
  • 4
    Twelve resistors each of resistance $16 \,\Omega $ are connected in the circuit as shown. The net resistance between $AB$ (any two conjugate points of outer square) is ............... $\Omega$
    View Solution
  • 5
    Which of the following statements is false?
    View Solution
  • 6
    Which of the following wiring diagrams could be used to experimentally determine $R$ using ohm's law? Assume an ideal voltmeter and an ideal ammeter.
    View Solution
  • 7
    A wire of length ' $r$ ' and resistance $100 \Omega$ is divided into $10$ equal parts. The first $5$ parts are connected in series while the next $5$ parts are connected in parallel. The two combinations are again connected in series. The resistance of this final combination is:
    View Solution
  • 8
    Potential difference across $A B$ i.e., $V_A-V_B$ is ......... $V$
    View Solution
  • 9
    A $200\,\Omega $ resistor has a certain color code. If one replaces the red color by green in the code, the new resistance will be .............. $\Omega$
    View Solution
  • 10
    In the given figure the current through $4\,\Omega$ resistor is .................. $\mathrm{A}$
    View Solution