Physics
Four electric charges +q,+q,−q and −q are placed at the corners of a square of side 2L (see figure). The electric potential at point A, midway between the two charges +q and +q, is
18
Aug
Four electric charges +q,+q,−q and −q are placed at the corners of a square of side 2L (see figure). The electric potential at point A, midway between the two charges +q and +q, is -q −q and −q are placed at the corners of a square of side 2L (see figure). The electric potential at [...]
A, B and C are three points in a uniform electric field. The electric potential is
18
Aug
A, B and C are three points in a uniform electric field. The electric potential is A) B and C are three points in a uniform electric field. The electric potential is August 18, 2020 Category: Chapter 20 - Electric Field and Potential , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry [...]
A bridge circuit is shown in figure. The equivalent resistance between A and B will be
18
Aug
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
18
Aug
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 ?
18
Aug
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
18
Aug
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
18
Aug
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
18
Aug
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
18
Aug
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
18
Aug
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 [...]