In the given figure, when key K is opened, the reading of the ammeter A will be

1. 50 A

2. 2 A

3. 0.5 A

4. 109A

Subtopic:  Combination of Resistors |
 84%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

If a resistance R2 is connected in parallel with the resistance R in the circuit shown, then possible value of current through R and the possible value of R2 will be

1. I3,R

2. I,2R

3. I3,R

4. I2,R

Subtopic:  Kirchoff's Voltage Law |
 75%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

A battery of emf \(10\) V is connected to resistance as shown in the figure below. The potential difference \(V_{A} - V_{B}\)
between the points \(A\) and \(B\) is:

 

1. \(-2\) V

2. \(2\) V

3. \(5\) V

4. \(\frac{20}{11}~\text{V}\)

Subtopic:  Kirchoff's Voltage Law |
 67%
From NCERT
PMT - 1994
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
Links
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

A student has 10 resistors of resistance ‘r’. The minimum resistance made by him from given resistors is :

1. 10 r

2. r10

3. r100

4. r5

Subtopic:  Combination of Resistors |
 83%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Two wires of same metal have the same length but their cross-sections are in the ratio 3 : 1. They are joined in series. The resistance of the thicker wire is 10 Ω. The total resistance of the combination will be 

1. 40 Ω

2. 403Ω

3. 52Ω  

4. 100 Ω

Subtopic:  Combination of Resistors |
 68%
From NCERT
PMT - 1995
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

The equivalent resistance of the following infinite network of resistances is 

1. Less than 4 Ω

2. 4 Ω

3. More than 4 Ω but less than 12 Ω

4. 12 Ω

Subtopic:  Combination of Resistors |
 67%
From NCERT
AIIMS - 1995
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

In the figure given below, the current passing through 6 Ω resistor is 

1. 0.40 ampere

2. 0.48 ampere

3. 0.72 ampere

4. 0.80 ampere

Subtopic:  Combination of Resistors |
 81%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

The equivalent resistance between points A and B of an infinite network of resistances each of 1 Ω connected as shown, is 

1. Infinite

2. 2 Ω

3. 1+52Ω

4. Zero

Subtopic:  Combination of Resistors |
 78%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

In the circuit shown, the point ‘B’ is earthed. The potential at the point ‘A’ is :

1. 14 V

2. 24 V

3. 26 V

4. 50 V

Subtopic:  Combination of Resistors |
 63%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

In the circuit shown below, the cell has an e.m.f. of 10 V and internal resistance of 1 ohm. The other resistances are shown in the figure. The potential difference VAVB is :

1. 6 V

2. 4 V

3. 2 V

4. –2 V

Subtopic:  EMF & Terminal Voltage |
 56%
From NCERT
PMT - 1997
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch