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Scanner or 4x objective. This is to not confuse our eyes on the magnification that we will see.
Because it is necessary to know the range of temperature, the accuracy, the recommended depth for immersion, the filling liquid, etc.
b
The coarse objective knob when turned downward will cause the microscope lens to crush into the test slide
The low power objective is useful for allowing you to focus your lens on the object that you wish to study without too much difficulty. Then it should be possible to simply switch to a higher power objective lens without having to do more than make a small adjustment to the fine focus knob. Another advantage of the lower power lenses is to allow scanning for something that may be of interest, without needing to examine each field in minute detail when the organism/organelle of interest is not present. When you see something of potential interest, you can then switch to a higher power lens.
Because the oil will dry and distort the refraction of the light through the objective.
False
to hum kya kare bc
w
Take the camera to be repaired. - - - - - A high-power objective lens is part of a microscope. If it touches or breaks the coverslip, immediately notify your teacher who will inspect the instrument.
A hamster cage should be cleaned weekly.
According to me the pool should be cleaned thoroughly so that it is hygienically safe for the the people using the pool.The dead bird should be removed immediately & disopsed.
Any such spills should be cleaned up immediately, to prevent corrosion of the metal parts.
no
A horses stall should be cleaned every day.
Knives must be maintained to keep them sharp and in good working order. Stainless Steel knives should be cleaned regularly and dried off immediately after washing.
Everyone should get their chimney cleaned once a year.