The limiting angle of incidence for an optical ray that can be transmitted
The limiting angle of incidence for an optical ray that can be transmitted by an equilateral prism of refractive index…
7 years ago
CG2015
The focal lengths of a converging lens are fᵥ and fᵣ for violet and red lights
The focal lengths of a converging lens are fᵥ and fᵣ for violet and red lights, respectively. Which of the…
7 years ago
What is the energy released by fission of 1 g of U²³⁵?
What is the energy released by fission of 1 g of U²³⁵? (Assume 200 MeV energy is liberated on fission…
7 years ago
The conductivity in the intrinsic semiconductor does not depend on
The conductivity in the intrinsic semiconductor does not depend on Options (a) band gap (b) temperature (c) fermi energy (d)…
7 years ago
The initial rate of increase of current, when a battery of emf 6 V is connected
The initial rate of increase of current, when a battery of emf 6 V is connected in series with an…
7 years ago
The identical loops of copper and aluminium are moving with the same speed
The identical loops of copper and aluminium are moving with the same speed in a magnetic field. Which of the…
7 years ago
Choose the correct statement
Choose the correct statement Options (a) Kirchhoff's first law of electricity is based on conservation of charge while the second…
7 years ago
The excitation potential of hydrogen atom in the first excited state is
The excitation potential of hydrogen atom in the first excited state is Options (a) 13.6 V (b) (-13.6 V) (c)…
7 years ago
A beam of light contains two wavelengths 6500Å and 5200Å.
A beam of light contains two wavelengths 6500Å and 5200Å. They form interference fringes in Young's double slit experiment. What…
7 years ago
A DC ammeter has resistance 0.1Ω and its current ranges 0-100A. If the range
A DC ammeter has resistance 0.1Ω and its current ranges 0-100A. If the range is to be extended to 1-500,…
7 years ago