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

Tell the odd one out. Give proper explanation. Fuse wire, bad conductor, rubber gloves, generator. - Science and Technology 1

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प्रश्न

Tell the odd one out. Give proper explanation.

पर्याय

  • Fuse wire

  • Bad conductor

  • Rubber gloves

  • Generator

MCQ

उत्तर

Generator

Explanation:

Others restrict flow of current while generator is used to produce current. 

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 4: Effects of electric current - Find odd one out.

APPEARS IN

बालभारती Science and Technology 1 [English] 10 Standard SSC Maharashtra State Board
पाठ 4 Effects of electric current
Exercises | Q 1.1 | पृष्ठ ६०

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 variable resistance


Draw circuit symbols for  

 a battery of three cells 


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. 

 


Observe the following figure which bulb get fuse?

 


Distinguish between a closed circuit and an open circuit, with the use of suitable labelled diagrams. 


What do you understand by the closed electric circuit


Draw a neat diagram showing a closed electric circuit.


How is a voltmeter connected in a circuit?

In any electric circuit, when the switch is on and the current flows through it why do the wire, switches, bulb or devices become hot?


Find the odd one out and give its explanation.


What is the use of earthing wire?


Flow of electricity through a closed circuit is _____.


The switch is used to close or open an electric circuit.


Draw the circuit diagram for the series connection.


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?


Which of the following a simple circuit must-have?


Three bulbs are connected end to end from the battery. This connection is called _______.


Assertion: People struck by lightning receive a severe electrical shock.

Reason: Lightning carries very high voltage.


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


Instead of metal wires, a jute string can be used to make a circuit.


In an electric circuit a fuse is a _________ _______ to prevent possible fire.


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?


In the above circuit, if the current reading in the ammeter A is 2A, what would be the value of R1


In the following arrangement shown in Fig. 12.2, the bulb will not glow if the ends A and B are connected with


Paheli connected two bulbs to a cell as shown in Fig. 12.8.

She found that filament of bulb B is broken. Will the bulb A glow in this circuit? Give reason.


Boojho has a cell and a single piece of connecting wire. Without cutting the wire in two, will he be able to make the bulb glow? Explain with the help of a circuit diagram.


Overloading of electric circuits can lead to short-circuiting.


A complete circuit is left on for several minutes, causing the connecting copper wire to become hot. As the temperature of the wire increases, the electrical resistance of the wire


Assertion: People struck by lightning receive a severe electrical shock.

Reason: Lightning carries very high voltage.


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