मराठी

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. (C) in Which Circuit, If One Bulb Blows Out, All Other Will Stop Glowing? - Science

Advertisements
Advertisements

प्रश्न

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. 

(c) In which circuit, if one bulb blows out, all other will stop glowing?

Advertisements

उत्तर

(c) Series circuit 

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 1: Electricity - Exercise 6

APPEARS IN

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्‍न

By what name is the physical quantity coulomb/second called?


One coulomb of charge flows through any cross-section of a conductor in 1 second. What is the current flowing through the conductor?


A p.d. of 6 V is applied to two resistors of 3 Ω and 6 Ω connected in parallel. Calculate:

(a) the combined resistance
(b) the current flowing in the main circuit
(c) the current flowing in the 3 Ω resistor. 

  


If the lamps are both the same in the figure given below and if A1 reads 0.50 A, what do A2, A3, A4 and A5 read? 


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. 

(d) Which circuit would have less current in it?

 


In which of the following cases more electrical energy is consumed per hour?

(i) A current of 1 ampere passed through a resistance of 300 ohms.
(ii) A current of 2 amperes passed through a resistance of 100 ohms. 

 


The following table shows the current in Amperes and potential differences in Volts.

  1. Find the average resistance.
  2. What will be the nature of the graph between the current and potential difference? (Do not draw a graph.)
  3. Which law will the graph prove? Explain the law.
V (volts) I (amp)
4 9
5 11.25
6 13.5

Complete the following sentence:

A fuse is connected in ........... with the .........  wire.


Is kWh the unit of electrical energy?

Under what circumstances does one get an electric shock from an electrical gadget?

Two resistors of 4 Ω and 6 Ω are connected in parallel. The combination is
connected across a 6 volt battery of negligible resistance. Calculate:
( i) The power supplied by the battery,
(ii) The power dissipated in each resistor.


A charge of 80 C flows in a conductor for 2 minutes.
(a) Calculate the current flowing through the conductor.
(b) If the current through a heater is 4 A what charge must be passing in 8 seconds?


In the circuit shown in fig. 6, find the reading of the ammeter A when the switch S is
(a) Opened.
(b) Closed.


How can you convert a moving coil galvanometer into ammeter and voltmeter?

Describe two experiments to illustrate the production of electric current by electromagnetic induction. State the laws which determine the direction and magnitude of the induced current.

Tick (✓) the correct choice among the following :

Which of the following changes would enable a millimeter to be used as a
direct current ammeter reading upto 1 A?


A bulb is connected to a battery of p.d. 4 V and internal resistance 2.5 Ω . A steady current of 0.5 A flows through the circuit. Calculate:

The resistance of the bulb


Answer the following question.
What is the function of a galvanometer in a circuit?


Unit of electric power may also be expressed as


What is the SI unit for the current?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×