Home
Class 10
PHYSICS
Calculate the current 10Omega and 20Omeg...

Calculate the current `10Omega` and `20Omega` are joined in series. A potential difference of 12 V is applied across the combination. Find the power consumed by each resistor.

Text Solution

Verified by Experts

The correct Answer is:
0.25 A
Promotional Banner

Similar Questions

Explore conceptually related problems

A potential difference of 100 V is applied across an electric bulb marked 40 W. 200 V. The power consumed in the bulb is . …………….. .

A potential difference of 20kV is applied across an X-ray tube. Find the minimum wavelength of X-ray generated.

Two electric bulbs are connected one by one across potential difference V At that time power consumed in them are P_1 and P_2 respectively. Now, if potential difference V is applied across series combination of these bulbs, what will be total power consumed ?

(a) Three resistor 1Omega ,2Omega, and 3Omega are combined in series. What is the total resistance of the ombination ? (b) If the combination is connected to a battery of emf 12 V and negligible internal resistance, obtain the potential drop across each resistor.

To the potentiometer wire of L and 10Omega resistance, a battery of emf 2.5 volts and a resistance R are connected in series. If a potential difference of 1 volt is balanced across L/2 length, the value of R is Omega will be

100 J of heat is producec! in each second in a 4 Omega resistance. Find the potential difference across the resistor.

(a) Three resistors 2 Omega 4 Omega and 5 Omega are combined in parallel. What is the total resistance of the combination ? (b) If the combination is connected to a bettery of emf 20 V and neglibible internal resistance, determine the current through each resistor, and the total current drawn from the battery.

A 10 Omega resistance, 5mH inductor and 10 muF capacitor are joined in series. When a suitable frequency of alternating current source is joined to this combination, the circuit resonates. If the resistance is halved, the resonance frequency ……

Draw a diagram of an electric circuit containing a cell, a key, an ammeter, a resistor of 2Omega in series with a combination of two resistor ( 4Omega each) in parallel and a voltmeter across the parallel combination. Will the potential defference across the 2 Omega resistor be the same as that across the parallel combination of 4 Omega resistors ?Give the reason.

Two resistors of 1 k Omega and 200 Omega are connected in series with a 12V battery. Calculate the current flowing in the circuit and the voltage developed across the 200 Omega resistor.