Two radioactive materials X₁ and X₂ have decay constants 5λ and λ respectively
Two radioactive materials X₁ and X₂ have decay constants 5λ and λ respectively. If initially they have the same number…
7 years ago
AIPMT2008
A circular disc of radius 0.2 meter is placed in a uniform magnetic field of induction
A circular disc of radius 0.2 meter is placed in a uniform magnetic field of induction 1/π (Wb / m²)…
7 years ago
The wave described by y = 0.25 sin (10 2πx – 2πt), where x and y are in meters
The wave described by y = 0.25 sin (10 2πx - 2πt), where x and y are in meters and…
7 years ago
If Q, E and W denote respectively the heat added, change in internal energy
If Q, E and W denote respectively the heat added, change in internal energy and the work done in a…
7 years ago
The energy required to charge a parallel plate condenser of plate separation d
The energy required to charge a parallel plate condenser of plate separation d and plate area of cross-section A such…
7 years ago
The electric potential at a point in free space due to a charge Q coulomb is Q x 10¹¹ v
The electric potential at a point in free space due to a charge Q coulomb is Q x 10¹¹ volts.…
7 years ago
The voltage gain of an amplifier with 9% negative feedback is 10. The voltage gain
The voltage gain of an amplifier with 9% negative feedback is 10. The voltage gain without feedback will be Options…
7 years ago
The voltage gain of an amplifier with 9% negative feedback is 10.
The voltage gain of an amplifier with 9% negative feedback is 10. The voltage gain without feedback will be Options…
7 years ago
A p-n photodiode is made of a material with a band gap of 2.0 eV
A p-n photodiode is made of a material with a band gap of 2.0 eV. The minimum frequency of the…
7 years ago
A long solenoid has 500 turns. When a current of 2 ampere is passed through it
A long solenoid has 500 turns. When a current of 2 ampere is passed through it, the resulting magnetic flux…
7 years ago