A battery having $e.m.f.$ $5\,\,V$ and internal resistance $0.5$ $\Omega$ is connected with a resistance of $4.5 \,\Omega$ then the voltage at the terminals of battery is ............. $V$ 
  • A$4.5$
  • B$4$
  • C$0$
  • D$2$
Easy
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
    Which of the following statement is false
    View Solution
  • 2
    A $10\, V$ storage battery of negligible internal resistance is connected across a $50\,\Omega $ resistor. How much heat energy is produced in the resistor in $1$ hour ............... $J$
    View Solution
  • 3
    A battery has $e.m.f.$ $4\, V$ and internal resistance $r$. When this battery is connected to an external resistance of $2\, ohms$, a current of $1\, amp$. flows in the circuit. How much current will flow if the terminals of the battery are connected directly .......... $amp$
    View Solution
  • 4
    In the given circuit, the voltmeter records $5\, volts$. The resistance of the voltmeter in $ohms$ is
    View Solution
  • 5
    Calculate the net resistance of the circuit between $A$ and $B$
    View Solution
  • 6
    The equivalent resistance of resistors connected in series is always
    View Solution
  • 7
    The drift velocity does not depend upon
    View Solution
  • 8
    A uniform wire of length $l$ and radius $r$ has a resistance of $100\, \Omega $. It is recast into a wire of radius $\frac{r}{2}$. The resistance of new wire will be ............... $\Omega$
    View Solution
  • 9
    The circuit diagram shown consists of a large number of element (each element has two resistors $R_1$ and $R_2$). The resistance of the resistors in each subsequent element differs by $a$ factor of $K = 1/2$ from the resistance of the resistors in the previous elements. The equivalent reistance between $A$ and $B$ shown in figure is :
    View Solution
  • 10
    Assertion : A larger dry cell has higher $emf$

    Reason : The $emf$ of a dry cell is proportional to its size

    View Solution