Which one is not the correct statement
  • A$1\,volt \times 1\,coulomb = 1\,joule$
  • B$1\,volt \times 1\,ampere = 1\,joule/second$
  • C$1\,volt \times 1\,watt = 1\,H.P.$
  • DWatt-hour can be expressed in $eV$
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
    The reading in the ideal voltmeter $(V)$ shown in the given circuit diagram is :
    View Solution
  • 2
    The charge on a capacitor plate in a circuit, as a function of time, is shown in the figure

    What is the value of current at $t = 4\,s$ ? ............... $\mu  A$

    View Solution
  • 3
    The resistance of hot tungsten filament is about $10$ times the cold resistance. What will be the resistance of $100\, W$ and $200\, V$ lamp when not in use ............. $\Omega $
    View Solution
  • 4
    Two wires $A$ and $B$ of the same material, having radii in the ratio $1: 2$ carry currents in the ratio $4: 1$. The ratio of drift speed of electrons in $A$ and $B$ is
    View Solution
  • 5
    The same mass of copper is drawn into two wires $1\, mm$ and $2\, mm$ thick. Two wires are connected in series and current is passed through them. Heat produced in the wire is in the ratio
    View Solution
  • 6
    An electric bulb rated as $200\, {W}$ at $100 \,{V}$ is used in a circuit having $200\, {V}$ supply. The resistance $'R'$ that must be put in series with the bulb so that the bulb delivers the same power is $.....\,\Omega$
    View Solution
  • 7
    Two electric bulbs ($60\,W$ and $100\,W$ respectively) are connected in series. The current passing through them is
    View Solution
  • 8
    In a potentiometer arrangement, a cell of $emf$ $1.25\; V$ gives a balance point at $35.0\; cm$ length of the wire. If the cell is replaced by another cell and the balance point shifts to $63.0\; cm ,$ what is the $emf$ of the second cell in $V$?
    View Solution
  • 9
    In the given figure, the $emf$ of the cell is $2.2\, {V}$ and if internal resistance is $0.6\, \Omega$. Calculate the power dissipated in the whole circuit: (in $W$)
    View Solution
  • 10
    A wire of a certain material is stretched slowly by ten percent. Its new resistance and specific resistance become respectively
    View Solution