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Q. Give one merit of a scanning electron microscope over a transmission electron microscope?
Answer:-
The SEM has turn into more popular than the TEM as it can produce images of high resolution greater clarity and three dimensional qualities and requires less sample preparation.
Q. Two wires of same material and same length have resistances 5 and 10 respectively. Find the ratio of radii of the two wires. R = ρl / A = ρl / πr 2 R 1 = ρl / A = ρl
Explain the formation of diffraction pattern due to plane transmission grating. Describe the meaning of missing spectra in the diffraction pattern.
What is heat
Question 1. Discuss the constituents of developer 2. List the different types of X-ray cassettes .Explain the construction of the X-ray cassette 3. What is contrast? Expl
Mass as a Measure of the Amount of Inertia: All objects resist alters in their state of motion because they have inertia. However some objects have more of a tendency to resist
State parallelogram law of forces. Parallelogram Law can be assured as if two forces acting at a point are represented in magnitude and direction by the adjacent sides of a par
How many dimension follow a atomic particle?
Q. Derive an expression for the intensity distribution due to Fraunhofer's diffraction at a single slit and shows that the intensity of the first subsidiary maxima is about 4.5 p
Reflection of a Pulse at a Free End Let's assume a pulse moving by a medium - perhaps by a rope or a slinky. What happens to the pulse while it reaches the end of in which medi
NEWTON'S FIRST LAW OF MOTION: This law states that "A body at rest will remain at rest and a body moving with uniform velocity will carry on doing so, until acted on by some un
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