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Give one advantage of a scanning electron microscope over a transmission electron microscope?
The SEM has become more popular than the TEM as it can make images of high resolution.
Greater clarity and three dimensional qualities and needs less sample preparation.
2 upright plane mirrors are 4 meters apart and facing each other. A man stands 1 meter in front of them. Determine the distance between the second images in the mirror
Single crystal growth. The single crystals are grown either by the Czochralski (CZ) method or by the Float Zone (FZ) method. It having of a furnace with a gradient in temperatu
Q. A person with a normal near point (25cm) using a compound microscope with objective of focal length 8.0mmandan eye piece of focal length 2.5cm can bring an object placed at 9.0m
The points where amplitude is minimized are called as nodes.
A child in danger of drowning in a river is being carried downstream by a current that has a speed of 2.75km/hr. The child is 0.620km from shore and 0.755km upstream of a boat land
why we use compensater??
The phenomenon of diffraction was first discovered by Girmaldi. Its experimental study was completed by Newton's and young. The theoretical explanation was first provided by Fresne
Two parallel wires P and Q situated at a separation of 6 cm carry electric currents i 1 =5 A and i2 = 2 A in opposite directions as given in fig-. Determine the point on the line
Which is correct statement about proton: (1)Proton is nucleus of deuterium (2)Proton is ionized hydrogen molecule (3)Proton is ionized hydrogen atom (4)Proton is alfa
A submarine is travelling toward a stationary detector. If the submarine emits a 260-Hz sound that is received by the detector as a 262-Hz sound, how fast is the submarine trav
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