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Four student have made the following cir...

Four student have made the following circuit diagrams for determining the equivalent resistance of two resistors connected in series :

The correct circuit diagram is :

A

A

B

B

C

C

D

D

Text Solution

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The correct Answer is:
B
NA
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(a) With the help of a circuit diagram, obtain the relation for the equivalent resistance of two resistances connected in parallel. (b) In the circuit diagram shown below, find: (i) Total resistance. (ii) Current shown by the ammeter A

Two students made two circuits A and B to determine the resultant resistance of two resistors R_(1) and R_(2) connected in series : All the components have been connected correctly in :

(a) With the help of a circuit diagram, deduce the equivalent resistance of two resistances connected in series. (b) Two resistances are connected in series as shown in the diagram: (i) What is the current through the 5 ohm resistance? (ii) What is the current through R? (iii) What is the value of R? (iv) What is the value of V?

Choose the appropriate set of apparatus for performing the experiment to determine the equivalent resistance of two resistors when connected in series :

(a) With the help of a diagram, derive the formula for the resultant resistance of these resistors connected in series. (b) For the circuit shown in the diagram given below: Calculate: (i) the value of current each resistor. (ii) the total current in the circuit. (iii) the total effective resistance of the circuit.

LAKHMIR SINGH & MANJIT KAUR-THE HUMAN EYE AND THE COLOURFUL WORLD -Multiple Choice Questions
  1. A student using the same two resistors, ammeter, voltmeter and battery...

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  2. Two students made two circuits A and B to determine the resultant resi...

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  3. Four student have made the following circuit diagrams for determining ...

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  4. Consider the following four circuits P, Q, R and S which have been set...

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  5. In order to determine the equivalent resistance of two resistors R(1)...

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  6. To find the resultant resistance of two resistors when connected in se...

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  7. The following apparatus is available in a laboratory : Battery : adj...

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  8. The following pieces of apparatus are available in a laboratory : Ba...

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  9. The ammeter, voltmeter and, resistors R(1) and R(2) connected in the c...

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  10. A student determines the focal length of a device X, by focusing the i...

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  11. The focal length of the concave mirror in the experimental set up, sho...

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  12. While determining the focal length of a concave mirror, a student obta...

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  13. A student obtains a blurred image of a distant object on a screen usin...

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  14. Four students A, B, C and D performed the experiment to determine the ...

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  15. A student has to do the experiment on finding the focal length of a gi...

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  16. Four student A,B,C and D performed an experiment to detemine the focal...

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  17. The parallel rays form the top of a distant tree are incident on a con...

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  18. In order to determine the focal length of a concave mirror, a student ...

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  19. In order to determine the focal length of a concave mirror, a student ...

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  20. A student performs an experiment on finding the focal length of a conv...

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