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

Observe the Following Figure Which Bulb Get Fuse?

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प्रश्न

Observe the following figure which bulb get fuse?

 

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उत्तर

Bulb A 

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
2018-2019 (March) Balbharati Model Question Paper Set 3

संबंधित प्रश्‍न

Draw circuit symbols for  

 a cell 


Draw circuit symbols for  

 a battery of three cells 


Draw circuit symbols for 

A closed switch


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. 

 


Explain with the help of a labelled circuit diagram how you will find the resistance of a combination of three resistors, or resistance R1, R2 and R3, joined in parallel. Also mention how you will connect the ammeter and the voltmeter in the circuit when measuring the current in the circuit and the potential difference across one of the three resistors of the combination.


Tell the odd one out. Give a proper explanation.


Find the odd one out and justify it.
Fuse wire, M.C.B., Rubber Gloves, Generator


Resistances R1, R2, R3 and R4 are connected as shown in the figure. S1 and S2 are two keys. Discuss the current flowing in the circuit in the following cases.

  1. Both S1 and S2 are closed. 
  2. Both S1 and S2 are open.
  3. S1 is closed but S2 is open. 

Write the condition required for a circuit to be a closed circuit. 


What do you understand by the open electric circuit?


What is an artificial magnet?

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 _______.


Find the odd one out and give its explanation.


Right or wrong sentence.

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


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


Draw the circuit diagram for the series connection.


In the circuit diagram below, 10 units of electric charge move past point x every second What is the current in the circuit ______.


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


Draw the circuit diagram for the following series connection


Study the three electric circuits below. Each of them has a glass rod (G), a steel rod (S), and a wooden rod (W).

In which of the electric circuits would the bulb not light up.


Which of the following a simple circuit must-have?


State whether true or false. If false, correct the statement.

Ammeter is connected in parallel in any electric circuit.


The wiring in a house consists of ______ circuits.


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


In a circuit, if the key is in open (off) condition, then electricity will not flow.


What are the types of electric circuits?


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?


In an electrical circuit two resistors of 2 Ω and 4 Ω respectively are connected in series to a 6 V battery. The heat dissipated by the 4 Ω resistor in 5 s will be


A child has drawn the electric circuit to study Ohm’s law as shown in Figure. His teacher told that the circuit diagram needs correction. Study the circuit diagram and redraw it after making all corrections.


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


In an electric circuit, the current starts from ______.


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?


Paheli connected two bulbs to a cell as shown in the following figure.


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


Name the device which is used to measure the strength of the electric current in an electric circuit.


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