Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
A battery is charged at a potential of 15V for 8 hours when the current flowing is 10A. The battery on discharge supplies a current of 5 A for 15 hours. The mean terminal voltage during discharge is 14 V. The “Watt hour” efficiency of the battery is :
07
Dec
A battery is charged at a potential of 15V for 8 hours when the current flowing is 10A. The battery on discharge supplies a current of 5 A for 15 hours. The mean terminal voltage during discharge is 14 V. The “Watt hour” efficiency of the battery is : because Many elements have non-integral atomic [...]
Two identical batteries each of emf E=2volt and internal resistance r=1 ohm are available t. produce heat in an external resistance by passing a current through it. What is the maximum power that can be developed across an external resistance R using these batteries?
07
Dec
Two identical batteries each of emf E=2volt and internal resistance r=1 ohm are available t. produce heat in an external resistance by passing a current through it. What is the maximum power that can be developed across an external resistance R using these batteries? because Many elements have non-integral atomic masses December 7, 2020 Category: [...]
In a Wheatstone bridge resistance of each of the four sides is 10Ω. If the resistance of the galvanometer is also 10Ω , then effective resistance of the bridge will be
07
Dec
In a Wheatstone bridge resistance of each of the four sides is 10Ω. If the resistance of the galvanometer is also 10Ω , then effective resistance of the bridge will be In a Wheatstone bridge resistance of each of the four sides is 10Ω. If the resistance of the galvanometer is also 10Ω then effective [...]
n resistances each of r ohm, when connected in parallel give an equivalent resistance of r ohm. If these resistances were connected in series, the combination would have a resistance in ohms equal to
07
Dec
n resistances each of r ohm, when connected in parallel give an equivalent resistance of r ohm. If these resistances were connected in series, the combination would have a resistance in ohms equal to n resistances each of r ohm the combination would have a resistance in ohms equal to when connected in parallel give [...]
The average binding energy of a nucleon inside an atomic nucleus is about
07
Dec
The average binding energy of a nucleon inside an atomic nucleus is about The average binding energy of a nucleon inside an atomic nucleus is about December 7, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Which of the following statements is true for nuclear forces ?
07
Dec
Which of the following statements is true for nuclear forces ? Which of the following statements is true for nuclear forces ? December 7, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A straight wire of length 0.5 metre and carrying a current of 1.2 ampere is placed in a uniform magnetic field of induction 2 tesla. If the magnetic field is perpendicular to the length of the wire, the force acting on the wire is:
07
Dec
A straight wire of length 0.5 metre and carrying a current of 1.2 ampere is placed in a uniform magnetic field of induction 2 tesla. If the magnetic field is perpendicular to the length of the wire, the force acting on the wire is: A straight wire of length 0.5 metre and carrying a current [...]
The four capacitors, each of 25μF are connected as shown in figure. The DC voltmeter reads 200V. The charge on each plate of capacitor is
07
Dec
The four capacitors, each of 25μF are connected as shown in figure. The DC voltmeter reads 200V. The charge on each plate of capacitor is each of 25μF are connected as shown in figure. The DC voltmeter reads 200V. The charge on each plate of capacitor is The four capacitors December 7, 2020 Category: Uncategorised [...]
An electric dipole has the magnitude of its charge as q and its dipole moment is p. It is placed in a uniform electric field E. If its dipole moment is along the direction of the field, the force on it and its potential energy are respectively
07
Dec
An electric dipole has the magnitude of its charge as q and its dipole moment is p. It is placed in a uniform electric field E. If its dipole moment is along the direction of the field, the force on it and its potential energy are respectively An electric dipole has the magnitude of its [...]
In bringing an electron towards another electron, the electrostatic potential energy of the system :
07
Dec
In bringing an electron towards another electron, the electrostatic potential energy of the system : In bringing an electron towards another electron the electrostatic potential energy of the system : December 7, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,