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Question
1. How X-rays are produced? Describe the properties of X-Rays?
2. Describe the half wave & full wave Rectifications employed in an X-ray tube?
3. Discuss the medical use of Radioisotopes?
4. Write short notes on the following
Q. Why the centre of Newton's rings pattern appears dark? The thickness of the air film becomes zero at the point of contact of lens L with glass plate P. Therefore there is no
If the angle of incidence is 60 degrees,then what is the angle of deviation?
Define Ideal Gas in One-Dimensional Potential? An ideal gas of particles, each of mass m at temperature ?? is subjected to an external force whose potential energy has the f
What is a zone plate? How is it constructed? Show that a zone plate behaves like a convex lens. Deduce the expression for its focal length
In the equal distance method of a deflection magnetometer, the deflections produced by two bar magnets are 30 o and 60 o . Determine the ratio of their magnetic moments?
Shockley, Brattain and Bardeen won a Nobel Prize for what small invention? Ans: Shockley, Bardeen and Brattain won a Nobel Prize for small invention of transistor.
Postulates of Special Theory of Relativity - 1. All law of physics having same form in all inertial frame of reference. 2. The speed of light in free space is constant, irres
Explain about the monochromaticity of laser. Monochromaticity: The light emitted through a laser is monochromatic, that is this is of one wavelength (colour). Although in ca
The Caesium Chloride Structure CsCl structure is basically a simple cubic lattice with 2 atom basis, where one atom is attached to the lattice point and the other at ( a/2 , a
Q. If an object isn't moving, no external force acts on it. No it is always not true, there would be balanced forces which cancel each other out leaving no net force. Example:
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