English

Ten Bulbs Are Connected in a Series Circuit to a Power Supply Line. Ten Identical Bulbs Are Connected in a Parallel Circuit to an Identical Power Supply Line. (A) Which Circuit Would Have the Highest Voltage Across Each Bulb?

Advertisements
Advertisements

Question

Ten bulbs are connected in a series circuit to a power supply line. Ten identical bulbs are connected in a parallel circuit to an identical power supply line. 

(a) Which circuit would have the highest voltage across each bulb?

Advertisements

Solution

(a) The parallel circuit will have the highest voltage across each bulb.

shaalaa.com
  Is there an error in this question or solution?
Chapter 1: Electricity - Exercise 6

APPEARS IN

Lakhmir Singh Physics [English] Class 10
Chapter 1 Electricity
Exercise 6 | Q 8.1

Video TutorialsVIEW ALL [1]

RELATED QUESTIONS

Which particles constitute the electric current in a metallic conductor?


In which direction do electrons flow?


In the circuit diagram given below five resistances of 10 Ω, 40 Ω, 30 Ω, 20 Ω, and 60 Ω are connected as shown to a 12 V battery. 

  

Calculate:
(a) total resistance in the circuit. 

(b) total current flowing in the circuit.

 


In the circuit shown below, the voltmeter reads 10 V. 

 

(a) What is the combined resistance?
(b) What current flows?
(c) What is the p.d. across 2 Ω resistor?
(d) What is the p.d. across 3 Ω resistor?

 


Name two devices which work on the heating effect of electric current.


Calculate the equivalent resistance between A and B in the adjacent diagram.


A wire of length 5 m has a resistance of 2.0 Ω calculate:
(a) the resistance of wire of length 1 m
(b) the equivalent resistance if two such wires each of length 2 m are joined in parallel.
(c) the resistance of 1 m length of wire of same material but of half diameter. 


What will be the current drawn by an electric bulb of 40 W when it is connected to a source of 220 V?

What do you mean by watt-hour?

State two important precautions you should observe while using electricity?

Define the following:

Semiconductors


Find the effective resistance in the following circuit diagrams (Fig.):


The circuit diagram (Fig.) shows a battery of e.m.f. 6 volts and internal
resistance of 0.8 Ω oonnected in series. Find the
(a) Current reoorded by the ammeter,
(b) P.d. across the terminals of the resistor B,
( c) Current passing through each of the resistors B, C and D, and
( d) P.d. across the terminals of the battery.


Define an electric current.


One unit of electrical energy consumed is equal to 1000 kilowatt-hour.


Conventionally, the direction of the current is taken as:


An ammeter is always placed in parallel with the circuit.


Assertion (A): Electric current will not flow between two charged bodies when connected if their charges are the same.
Reason (R): Current is the rate of flow of charge.


Define the following:

Conventional current


Find the odd one out.

Loudspeaker, Bar magnet/magnet, Electric motor, Microphone.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×