Select Chapter Topics:

The terminal voltage of the battery, whose emf is \(10~\text V\) and internal resistance \(1~\Omega,\) when connected through an external resistance of \(4~\Omega\) as shown in the figure is:

1. \(6~\text V\)

2. \(8~\text V\)

3. \(10~\text V\)

4. \(4~\text V\)

1. \(6~\text V\)

2. \(8~\text V\)

3. \(10~\text V\)

4. \(4~\text V\)

Subtopic: EMF & Terminal Voltage |

66%

From NCERT

NEET - 2024

Please attempt this question first.

Hints

Please attempt this question first.

A wire of length \('l'\) and resistance \(100 ~\Omega\) is divided into \(10\) equal parts. The first \(5\) parts are connected in series while the next \(5\) parts are connected in parallel. The two combinations are again connected in series. The resistance of this final combination is:

1. \(52~ \Omega\)

2. \(55~ \Omega\)

3. \(60 ~\Omega\)

4. \(26~ \Omega\)

1. \(52~ \Omega\)

2. \(55~ \Omega\)

3. \(60 ~\Omega\)

4. \(26~ \Omega\)

Subtopic: Combination of Resistors |

68%

From NCERT

NEET - 2024

Please attempt this question first.

Hints

Please attempt this question first.

Two heaters \(\mathrm{A}\) and \(\mathrm{B}\) have power rating of \(1~\text{kW}\) and \(2~\text{kW}\), respectively. Those two are first connected in series and then in parallel to a fixed power source. The ratio of power outputs for these two cases is:

1. \(2:9\)

2. \(1:2\)

3. \(2:3\)

4. \(1:1\)

1. \(2:9\)

2. \(1:2\)

3. \(2:3\)

4. \(1:1\)

Subtopic: Heating Effects of Current |

58%

From NCERT

NEET - 2024

Please attempt this question first.

Hints

Please attempt this question first.

Choose the correct circuit which can achieve the bridge balance :

1. | 2. | ||

3. | 4. |

Subtopic: Wheatstone Bridge |

From NCERT

NEET - 2024

Please attempt this question first.

Hints

Please attempt this question first.

The equivalent resistance \(R_{AB}\) between points \(A\) and \(B\) in the given network is:

1. \(1R\)

2. \({\large\frac35}R\)

3. \({\large\frac78}R\)

4. \({\large\frac58}R\)

1. \(1R\)

2. \({\large\frac35}R\)

3. \({\large\frac78}R\)

4. \({\large\frac58}R\)

Subtopic: Combination of Resistors |

70%

From NCERT

NEET - 2024

Please attempt this question first.

Hints

Please attempt this question first.

The value of \(R\) in the given circuit when there is no current in the \(5 \Omega\) resistor is:

1. \(12~\Omega\)

2. \(9~ \Omega\)

3. \(3~ \Omega\)

4. \(2~ \Omega\)

1. \(12~\Omega\)

2. \(9~ \Omega\)

3. \(3~ \Omega\)

4. \(2~ \Omega\)

Subtopic: Wheatstone Bridge |

74%

From NCERT

NEET - 2024

Please attempt this question first.

Hints

Please attempt this question first.

There are two heaters \(A\) and \(B.\) Heater \(A\) takes time \(t_1\) to boil a given quantity of water, while \(B\) takes time \(t_2\) to boil the same quantity of water across same supply voltage. If the two heaters are connected in series, time taken by this combination to boil the same quantity of water will be:

1. \(\large\frac{t_1t_2}{t_1+t_2}\)

2. \(t_1+t_2\)

3. \({\large\frac12}(t_1+t_2)\)

4. \(\large\frac{t_1t_2}{2(t_1+t_2)}\)

1. \(\large\frac{t_1t_2}{t_1+t_2}\)

2. \(t_1+t_2\)

3. \({\large\frac12}(t_1+t_2)\)

4. \(\large\frac{t_1t_2}{2(t_1+t_2)}\)

Subtopic: Heating Effects of Current |

53%

From NCERT

NEET - 2024

Please attempt this question first.

Hints

Please attempt this question first.

Arrange the following in the order of their resistance.

Choose the correct answer from the options given below:

1. A > B > C > D

2. D > C > B > A

3. D > A > B > C

4. C > B > A > D

A. | (\(0\) to \(1~\text A\)) ranged ammeter. |

B. | (\(0\) to \(100~\text {mA}\)) ranged milli-ammeter. |

C. | (\(0\) to \(500~\mu\text A\)) ranged micro-ammeter. |

D. | (\(0\) to \(100~\text V\)) ranged voltmeter. |

1. A > B > C > D

2. D > C > B > A

3. D > A > B > C

4. C > B > A > D

Subtopic: Derivation of Ohm's Law |

51%

From NCERT

NEET - 2024

Please attempt this question first.

Hints

Please attempt this question first.

The magnitude and direction of the current in the following circuit is:

1. | \(1.5~\text{A}\) from \(\mathrm{B}\) to \(\mathrm{A}\) through \(E\) |

2. | \(0.2~\text{A}\) from \(\mathrm{B}\) to \(\mathrm{A}\) through \(E\) |

3. | \(0.5~\text{A}\) from \(\mathrm{A}\) to \(\mathrm{B}\) through \(E\) |

4. | \(\frac{5}{9}~\text{A}\) from \(\mathrm{A}\) to \(\mathrm{B}\) through \(E\) |

Subtopic: Kirchoff's Voltage Law |

70%

From NCERT

NEET - 2023

Please attempt this question first.

Hints

Please attempt this question first.

If the galvanometer \(\mathrm{G}\) does not show any deflection in the circuit shown, the value of \(\mathrm{R}\) is given by:

\(\)

1. \(400~\Omega\)

2. \(200~\Omega\)

3. \(50~\Omega\)

4. \(100~\Omega\)

\(\)

1. \(400~\Omega\)

2. \(200~\Omega\)

3. \(50~\Omega\)

4. \(100~\Omega\)

Subtopic: Kirchoff's Voltage Law |

50%

From NCERT

NEET - 2023

Please attempt this question first.

Hints

Please attempt this question first.

Select Chapter Topics: