Physics
A square surface of side `L’ m is in the plane of the paper. A uniform electric field `vec(E )(V//m)`, also in the plane of the paper, is limited only to the lower half of the square surface (see figure). The electric flux in `SI` units associated with the surface is:
17
Aug
A square surface of side `L’ m is in the plane of the paper. A uniform electric field `vec(E )(V//m)`, also in the plane of the paper, is limited only to the lower half of the square surface (see figure). The electric flux in `SI` units associated with the surface is: A square surface of [...]
In a region, the potential is represented by V(x,y,z) = 6x – 8xy – 8y + 6yz, where V is in volts and x, y, z are in metres. The electric force experienced by a charge of 2 coulomb situated at point (1, 1, 1) is:
17
Aug
In a region, the potential is represented by V(x,y,z) = 6x – 8xy – 8y + 6yz, where V is in volts and x, y, z are in metres. The electric force experienced by a charge of 2 coulomb situated at point (1, 1, 1) is: 1 1) is: In a region the potential is [...]
An sphere encloses an electric dipole with charges plus and minus 3×10⁶c What is the total electric flux across the sphere
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Aug
An sphere encloses an electric dipole with charges plus and minus 3×10⁶c What is the total electric flux across the sphere An sphere encloses an electric dipole with charges plus and minus 3×10⁶c What is the total electric flux across the sphere August 17, 2020 Category: Chapter 20 - Electric Field and Potential , NEET [...]
A thin conducting ring of radius R is given a charge + Q. The electric field at the center O of the ring due to the charge on the part AKB of the ring is E. The electric field at the center due to the charge on the part ACDB of the ring is
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Aug
A thin conducting ring of radius R is given a charge + Q. The electric field at the center O of the ring due to the charge on the part AKB of the ring is E. The electric field at the center due to the charge on the part ACDB of the ring is If [...]
In India, electricity is supplied for domestic use at 220 V. It is supplied at 110 V in USA. If the resistance of a 60 W bulb for use in India is R, the resistance of a 60 W bulb for use in USA will be
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Aug
In India, electricity is supplied for domestic use at 220 V. It is supplied at 110 V in USA. If the resistance of a 60 W bulb for use in India is R, the resistance of a 60 W bulb for use in USA will be electricity is supplied for domestic use at 220 V. [...]
Direct current is passed through copper sulphate solution using platinum electrodes. The elements liberated at the electrodes are
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Aug
Direct current is passed through copper sulphate solution using platinum electrodes. The elements liberated at the electrodes are Direct current is passed through copper sulphate solution using platinum electrodes. The elements liberated at the electrodes are August 17, 2020 Category: Chapter 22 - Current Electricity , NEET Last 32 Years Solved 1988 - 2019 Physics [...]
In electrolysis the mass deposited on an electrode is directly proportional to
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Aug
In electrolysis the mass deposited on an electrode is directly proportional to In electrolysis the mass deposited on an electrode is directly proportional to August 17, 2020 Category: Chapter 22 - Current Electricity , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,
If nearly 10^5 coulomb liberate 1g equivalent of aluminium, then the amount of aluminium (equivalent weight 9) deposited through electrolysis in 20 minutes by a current of 50 amp will be
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Aug
If nearly 10^5 coulomb liberate 1g equivalent of aluminium, then the amount of aluminium (equivalent weight 9) deposited through electrolysis in 20 minutes by a current of 50 amp will be If nearly 10^5 coulomb liberate 1g equivalent of aluminium then the amount of aluminium (equivalent weight 9) deposited through electrolysis in 20 minutes by [...]
A cell has an emf 1.5 V. When connected across an external resistance of 2 Ω, the terminal potential difference falls to 1.0 V . The internal resistance of the cell is
17
Aug
A cell has an emf 1.5 V. When connected across an external resistance of 2 Ω, the terminal potential difference falls to 1.0 V . The internal resistance of the cell is A cell has an emf 1.5 V. When connected across an external resistance of 2 Ω the terminal potential difference falls to 1.0 [...]
A potentiometer consists of a wire of length 4 m and resistance 10Ω. It is connected to a cell of emf 2 V. The potential gradient of the wire is
17
Aug
A potentiometer consists of a wire of length 4 m and resistance 10Ω. It is connected to a cell of emf 2 V. The potential gradient of the wire is A potentiometer consists of a wire of length 4 m and resistance 10Ω. It is connected to a cell of emf 2 V. The potential [...]