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What is : (a) the highest (b) the lowest...

What is : (a) the highest (b) the lowest total resistances that can be obtained by combinations of four coils of resistances `4 Omega,8 Omega,12 Omega,24 Omega` ?

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The correct Answer is:
(a) `48 Omega` (b) `2 Omega`
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What is : (a) the highest (b) the lowest total resistances that can be secured by combinations of four coils of resistances 4 Omega,8 Omega,12 Omega,24 Omega ?

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LAKHMIR SINGH & MANJIT KAUR-ELECTRICITY -Exercise
  1. How will you connect three resistors of 2Omega, 3Omega and 5Omega resp...

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  2. How will you connect three resistors of 2Omega, 3Omega and 6Omega to o...

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  3. What is : (a) the highest (b) the lowest total resistances that can b...

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  4. What is the resistance between A and B in the figure given below?

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  5. You are given one hundred 1Omega resistors. What is the smallest and l...

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  6. You are supplied with a number of 100Omega resistors. How could you co...

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  7. The resistors R(1),R(2),R(3) and R(4) in the figure given below are al...

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  8. Four resistances of 16 ohms each are connected in parallel. Four such ...

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  9. If the lamps are both the same in the figure given below and if A(1) r...

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  10. Are the lights in your house wired in series?

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  11. What happens to the other bulbs in a series circuit if one bulb blows ...

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  12. What happens to the other bulbs in a parallel circuit if one bulb blow...

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  13. Which types of circuit, series or parallel, is preferred while connect...

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  14. Draw a circuit diagram to show how two 4V electric lamps can be lit br...

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  15. Why is a series arrangement not used for connecting domestic electrica...

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  16. Why is a series arrangement not used for connecting domestic electrica...

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  17. Consider the circuits given below: (a) In which circuit are the ...

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  18. If you were going to connect two light bulbs to one battery, would you...

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  19. (a) Which is the better way to connect lights and other electrical app...

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  20. The lamps in a household circuit are connected in parallel because: ...

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