मराठी
महाराष्ट्र राज्य शिक्षण मंडळएस.एस.सी (इंग्रजी माध्यम) इयत्ता १० वी

How does the short circuit form?

Advertisements
Advertisements

प्रश्न

How does the short circuit form? 

अति संक्षिप्त उत्तर
Advertisements

उत्तर

A short circuit occurs when the live and neutral wires come into contact due to damaged insulation or a fault in an appliance. This causes a large current to flow.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 4: Effects of electric current - Exercise [पृष्ठ ६०]

APPEARS IN

बालभारती Science and Technology Part 1 [English] Standard 10 Maharashtra State Board
पाठ 4 Effects of electric current
Exercise | Q 6. | पृष्ठ ६०
एससीईआरटी महाराष्ट्र Science and Technology Part 1 [English] Standard 10 Maharashtra State Board
पाठ 4 Effects of electric current
Solve the following Questions | Q 2 (i) | पृष्ठ २७

संबंधित प्रश्‍न

Draw a schematic diagram of a circuit consisting of a battery of three cells of 2 V each, a 5 Ω resistor, an 8 Ω resistor, and a 12 Ω resistor, and a plug key, all connected in series.


What do the following symbols mean in circuit diagrams?  


Draw circuit symbols for 

fixed resistance


Draw circuit symbols for variable resistance


Draw circuit symbols for  

an open switch


Draw the labelled diagram of an electric circuit comprising of a cell, a resistance, an ammeter, a voltmeter and a closed switch (or closed plug key). Which of the two has a large resistance : an ammeter or a voltmeter?


Draw a circuit diagram to show how 3 bulbs can be lit from a battery so that 2 bulbs are controlled by the same switch the third bulb has its own switch. 

 


In an electric circuit, electron flow a from of point of ______ potential to the point of ______ potential.


What do you understand by the closed electric circuit


Explain the following:
Closed circuit


If you touch an electric wire carrying current you get a shock, but if on the same wire the birds sit they do not get any shock/current. Explain why?


The unit of electrical power is _______.


How much is the potential difference between live and neutral wires?


Right or wrong sentence.

Increasing the current passing through the wire decreases the magnetic field intensity.


Nowadays MCBs are used in homes, for stop the current in the circuit which suddenly increases.


______ is the device used to close or open an electric circuit.


Draw the circuit diagram for the series connection.


Tabulate the different components of an electric circuit and their respective symbols.


In which among the following circuits does the bulb glow?


In the circuit shown, which switches (L,M or N) must be closed to light up the bulb?


Study the electric circuit below. Which of the following switches should be closed so that only two bulbs will light up


_____ has a thin metallic filament that melts and breaks the connection when the circuit is overheated.


In a simple circuit, why does the bulb glow when you close the switch?


When a circuit is open, _____ cannot pass through it.


The wiring in a house consists of ______ circuits.


What is the role of the earth wire in domestic circuits?


In the following circuits (Figure), heat produced in the resistor or combination of resistors connected to a 12 V battery will be

(i) (ii) (iii) 

In an electrical circuit three incandescent bulbs A, B and C of rating 40 W, 60 W and 100 W respectively are connected in parallel to an electric source. Which of the following is likely to happen regarding their brightness?


When an electric current flows through a copper wire AB as shown in the following figure, the wire


Draw the symbols of the following circuit components.

Switch in off position


Observe the circuit given:

1. Would any of the bulbs glow when the switch is in the ‘OFF’ position?

2. What will be the order in which the bulbs A, B, and C will glow when the switch is moved to the ‘ON’ position?


The ______ is a species of fish that can give electric shocks of up to six hundred fifty watts of electricity.


In the following arrangement shown in the following figure, the bulb will not glow if the ends A and B are connected with


In which of the following circuits A, B and C given in the following figure, the cell will be used up very rapidly?


How is Joule's law effect useful in electric circuits where fuse is used as a safety device?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×