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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. Illustrate why does it take longer to heat a bucket of water than a cup of water? Answer:- For the reason that there is more water in a bucket than in a cup and more en
Q. Illustrate that soccer balls go faster in the air on a cold or hot day? Answer:- On a hot day the air molecules have additional kinetic energy they move around more fre
is pulling force easy or pushing
why wouldn''''t you be electrocuted if you walked under an electric transmission line during a rainstorm?
2-Point Source Interference Patterns The diagram below displays various two-point source interference patterns. The crests of each wave are denoted through a thick line althoug
In Bohr's theory of the atom, what force was responsible for holding the electrons in their orbit? Ans: Coulomb force or the force of attraction among the proton (nucleus) a
A weakly guiding fibre with a particular graded core index has cut-off V-values for its 2nd, 3rd and 4th modes of 2.5, 3.9 and 5.2, respectively. The core radius is 4 microns, the
YES GRAVITY CAN BAND LIGHT e.g. GRAVITY OF BACK HOLE IS VERY STRONG
The position of an airplane as a function of time is shown in the figure below. a. What is the average velocity of the airplane? b. What is the average speed of the air
explain the pitch of sound and also explain is the ghosts come in the category of matter? is the sound is the form of wave? explain sound,intensity,types,loudness of sound, quality
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