NEET Last 32 Years Solved 1988 – 2019 Physics and Chemistry Video Solutions

A bridge circuit is shown in figure. The equivalent resistance between A and B will be A bridge circuit is shown in figure. The equivalent resistance between A and B will be August 18, 2020 Category: Chapter 22 - Current Electricity , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions [...]

In a Wheatstone bridge, all the four arms have equal resistance R. If the resistance of the galvanometer arm is also R, the equivalent resistance of the combination as seen by the battery is all the four arms have equal resistance R. If the resistance of the galvanometer arm is also R In a Wheatstone [...]

In the circuit of figure, the current in 4 Ω resistance is 1.2 A, what is the potential difference between B and C ? In the circuit of figure the current in 4 Ω resistance is 1.2 A what is the potential difference between B and C ? August 18, 2020 Category: Chapter 22 - [...]

The current in the following circuit is The current in the following circuit is August 18, 2020 Category: Chapter 22 - Current Electricity , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,

The current (i) in the given circuit is The current (i) in the given circuit is August 18, 2020 Category: Chapter 22 - Current Electricity , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,

Five equal resistances each of resistance R are connected as shown in the figure. A battery of 4V volts is connected between A and B. The current flowing in AFCEB will be Five equal resistances each of resistance R are connected as shown in the figure. A battery of 4V volts is connected between A [...]

The masses of the three wires of copper are in the ratio of 1:3:5 and their lengths are in the ratio of 5:3:1. the ratio of their electrical resistance is The masses of the three wires of copper are in the ratio of 1:3:5 and their lengths are in the ratio of 5:3:1. the ratio [...]

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

If a wire of resistnace R is melted and recasted to half of its length, then the new resistance of the wire will be If a wire of resistnace R is melted and recasted to half of its length then the new resistance of the wire will be August 18, 2020 Category: Chapter 22 - [...]

There are three copper wires of length and cross-sectional area (L, A), (2 L, A/2) (L/2, 2A). In which case is the resistance minimum ? (2 L 2A). In which case is the resistance minimum ? A) A/2) (L/2 There are three copper wires of length and cross-sectional area (L August 18, 2020 Category: Chapter [...]