A short magnet of magnetic moment M, is placed on a straight line. The ratio
A short magnet of magnetic moment M, is placed on a straight line. The ratio of magnetic induction fields B₁,…
6 years ago
EAMCET2013
The magnifying power of the astronomical telescope for normal adjustment is 50.
The magnifying power of the astronomical telescope for normal adjustment is 50. The focal length of the eyepiece is 2…
6 years ago
A small angled prism of refractive index 1.4 is combined with another small angled prism
A small angled prism of refractive index 1.4 is combined with another small angled prism of refractive index 1.6 to…
6 years ago
The purpose of using heavy water in nuclear reactor is
The purpose of using heavy water in nuclear reactor is Options (a) to increase the energy released in nuclear fission…
6 years ago
A U²³⁵ reactor generates power at a rate of P producing 2×10⁸ fission per second.
A U²³⁵ reactor generates power at a rate of P producing 2x10⁸ fission per second. The energy released per fission…
6 years ago
Light of wavelength λ from a point source falls on a small circular obstacle
Light of wavelength λ from a point source falls on a small circular obstacle of diameter d. Dark and bright…
6 years ago
Two capacitors having capacitances C₁ and C₂ are charged with 120V and 200V batteries
Two capacitors having capacitances C₁ and C₂ are charged with 120V and 200V batteries respectively. When they are connectd in…
6 years ago
Copper and carbon wires are connected in series and the combined resistor is kept
Copper and carbon wires are connected in series and the combined resistor is kept at 0⁰C. Assuming the combined resistance…
6 years ago
The Kα X-ray of molybdenum has a wavelength of 71×10⁻¹² m. If the energy of a molybdenum
The Kα X-ray of molybdenum has a wavelength of 71x10⁻¹² m. If the energy of a molybdenum atom with K-…
6 years ago
In Moseley’s law √ν=a(z-b), the values of the screening constant for K-series
In Moseley's law √ν=a(z-b), the values of the screening constant for K-series and L-series of X-rays are respectively Options (a)…
6 years ago