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If resistors are connected in series....

If resistors are connected in series.

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Answer the following question: Obtain an expression for the effective resistance when a number of resistors are connected in series.

Questions based on paragraph While performing an experiment on electric current, a student was given different electrical components such as conducting wires, ammeter, voltmeter, 9V_ battery, plug key, three identical resistors ( 6 Omega, 6 Omega and 6 Omega ). Calculate the electric current, if all the resistors are connected in series.

What is the effective resistance when two or more resistors are connected in series?

If two resistors are connected in series, the total resistance is 100 Omega and if the same . resistors are connected in parallel, the total resistance is 24 Omega . Find the resistances of the , individual resistors.

When two resistors are connected in series, their effective resistance is 80 Omega . When : they are connected in parallel, their effective resistance is 20 Omega . What are the values of the two resistances?

If two resistors connected in parallel, the effective resistance of the combination is 21 Omega . If the same two resistors are connected in series, the effective resistance of the combination is 100 Omega . Find the resistances of the individual resistors.

If two resistors are connected in series, the total resistance is 45 Omega and if the same resistors are connected in parallel, the total resistance becomes 10 Omega . Find the values of individual resistors.

True or False. When resistors are connected in Series, the effective resistance is less than each of the individual resistances.

A 25 muF capacitor, 0.1 H inductor and 25W resistor are connected in series with an ac source of emf e = 310 sin 314 t volt. What is:-current in the circuit

CHETANA PUBLICATION-CURRENT ELECTRICITY-EXERCISE
  1. If resistors are connected in series.

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  2. Fill in the blanks: 1mA=………..A.

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  3. Fill in the blanks: To increase the effective resistance in a circuit...

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  4. 1 kilowatt hr = …… joules.

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  5. The voltage difference in India between the live and neutral wiresis a...

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  6. Resistivity is the specific property of a………. .

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  7. If a P.D. of 12 V is applied across a 3 omega resistor then the curren...

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  8. In order to measure the electric current flowing through a circuit, we...

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  9. P and Q are two wires of same length and different cross sectional are...

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  10. Following is true for identical bulbs connected in parallel.

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  11. The……..wire is either yellow or green in colour.

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  12. A current flows through a circuit due to the differnce in ………….between...

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  13. ……is the amount of charge flowing throught a particular cross section...

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  14. The flow of…...constitutes the eletric current in a wire

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  15. The conventional direction of flow of current is from……..terminal to …...

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  16. Resistances are connected in …..so as to pass the same current throu...

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  17. To decrease the effective resistance in a circuit, the resistances are...

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  18. 1 muV =….V

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  19. Good conductors contain a large number of …………………

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  20. Electrons flow ………terminal to ………terminal in a conductor when potentia...

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  21. Sneha is getting an electrical shock what will you do the save her lif...

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