MCQ
Two resistors whose value are in ratio 2 : 1 are connected in parallel with one cell. Then ratio of power dissipated is
  • A
    2 : 1
  • B
    4 : 1
  • 1 : 2
  • D
    1 : 1

Answer

Correct option: C.
1 : 2
(c) 1 : 2

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Complete the following statements with an appropriate word/ term be filled in the blank space$(s).$ The force of attraction or repulsion between two charges is given by $........$
$10^{-3} \, W$ of $5000\, Å$ light is directed on a photoelectric cell. If the current in the cell is $0.16 \mu A$, the percentage of incident photons which produce photoelectrons, is.......$\%$
A bar magnet is released from rest along the axis of a very long vertical copper tube. After some time the magnet will
For a moving coil galvanometer, the deflection in the coil is $0.05\,rad$ when a current of $10\,mA$ is passed through it. If the torsional constant of suspension wire is $4.0 \times 10^{-5}\,Nm\,rad ^{-1}$, the magnetic field is $0.01\,T$ and the number of turns in the coil is $200$,the area of each turn (in $cm ^2$ ) is :
In a meter bridge experiment, initially the jockey is at null point. Now resistance $R_1$  $\&$ $R_2$ is interchanged. Shift in the position of jockey is  ................ $cm$
An induction coil stores $32$ joules of magnetic energy and dissipates energy as heat at the rate of $320$ watts. When $a$ current of $4$ amperes is passed through it. Find the time constant of the circuit when the coil is joined across a battery......$s$
When an object is kept at a distance of $30\, cm$ from a concave mirror, the image is formed at a distance of $10\, cm$ from the mirror. If the object is moved with a speed of $9\, cms ^{-1}$, the speed (in $cms ^{-1}$ ) with which image moves at that instant is$....m/s$
Variation of current and voltage in a conductor has been shown in the diagram below. The resistance of the conductor is
Can a metal be used as a medium for dielectric
With a potentiometer null point were obtained at $140\, cm$ and $180\, cm$ with cells of $emf$ $1.1 \,V$ and one unknown $X\, volts$. Unknown $emf$ is .............. $V$