Homework Answers
Resolution is defined as the ability of objective lense to differentiate clearly between two closely located object
Resolution depend upon wavelength of light, numerical apperatur
Magnification is how many times the object image can be magnified.
So option C (magnification) is correct answer for the question.
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38. All of the following are features of a microscope that would allow a viewer to...
please please help with all of them no thorough explanation needed! 5. Select the most appropriate...
please please help with all of them no thorough explanation needed! 5. Select the most appropriate answer. When using a dichotomous key outside to identify unknown organisms one should A. not remove parts of the plant or disrupt the ecosystem B. be aware of hazards such as ticks and poison ivy C. should write down the steps followed on the key. D. Be aware that your best attempts to identify a specimen might be disrupted by the presence of sexual...
Emphasis Heading 1 Heading 2 b. With a compound microscope, which objective lens would you use...
Emphasis Heading 1 Heading 2 b. With a compound microscope, which objective lens would you use to initially locate a specimen? (1 ) C. Mary is using the high-oil objective to view a strand of her hair. What is the total magnification at which she is viewing her strand of hair? (1 pt) d. Which part of a compound microscope is the flat platform on which microscope slides with mounted specimens are placed for viewing? (1 pt) e. Which part...
Experiment 22: The Compound Microscope f2 Object 2 1 (Objective Lens)d L, (Eyepiece) d#150mm The Compound Microsco...
Experiment 22: The Compound Microscope f2 Object 2 1 (Objective Lens)d L, (Eyepiece) d#150mm The Compound Microscope A compound microscope uses two lenses to provide greater magnification of near objects than is possible using a single lens as a magnifier. The setup is shown above. The objective lens, L1, functions as a projector. The object is placed just beyond the focal point of L1 so a real, magnified, inverted image is formed. The eyepiece, L2, functions as a magnifier. It...
C. Answer the following questions as they relate to the microscope. What is the difference between...
C. Answer the following questions as they relate to the microscope. What is the difference between magnification and resolution? Why are both necessary for microscopy? What is the function of the oil used with the oil-immersion lens? What is the effect of omitting it? Why is it imperative to promptly remove any oil that has accidentally spilled on the other non-immersion lenses? D. Examination of Living Bacteria From your observation of the hay infusion, draw and describe what you have...
2. How is tutai -aagnification calculated? What is the total magnification of the low-power objective? 3....
2. How is tutai -aagnification calculated? What is the total magnification of the low-power objective? 3. Define working distance 4. What happens to working distance as total magnification increases? Activity 3: Determining Field Diameter and Estimating the Size of Objects 1. Perform the following conversions. Am c.350 pm Based on the calculations that you made for your microscope, what is the field diameter for the a. scanning objective? b. low-power objective? c. high-power objective? d. oil-immersion objective? 2. um 3....
Which of the following are functions of the eyepiece lens of a refracting telescope? Check all...
Which of the following are functions of the eyepiece lens of a refracting telescope? Check all that apply. A to produce an image whose angular size is greater than that of the object B to magnify the image produced by the objective lens C to reverse the orientation of the image produced by the objective lens D to form an image at the focal point of the objective lens What must result if the eyepiece lens of a refracting telescope...
Which of the following features of dna organization do eukaryotes and bacteria have in common (select...
Which of the following features of dna organization do eukaryotes and bacteria have in common (select all that apply)? a.) DNA breakage in one loop will not affect DNA in other loops b.) DNA is found within a 30nm filament c.) DNA is associated with basic proteins d.) Under electron microscope, DNA will have a beads-on-a-string appearance e.) a change of supercoiling in a cleaved loop would not affect other loops
28. Which of the following policy features allow the insured to increase coverage periodically without showing...
28. Which of the following policy features allow the insured to increase coverage periodically without showing proof of insurability? a. multiple indemnity clause b. guaranteed purchase options c. disability clause d. paid-up insurance option e. extended-term option Pag yright Cengage Learning. Powered by Cognero. Page 1 Pengage Learning. Powered by Cognero.
1) On the compound microscope, what is the function of the condenser? (a) to control the...
1) On the compound microscope, what is the function of the condenser? (a) to control the amount of light that reaches the object, (b) to control the intensity of light that reaches the object, (c) to focus light onto the object, (d) to reduce the amount of light that reaches the object, (e) to block light in the center of the light cone 2) Why is it important to use lens paper when cleaning your microscope? (a) Kim-Wipes work better...
1. Fill out the following table by indicating which general technique (light microscopy (LM) or electron...
1. Fill out the following table by indicating which general technique (light microscopy (LM) or electron microscopy (EM]) could be used to observe each structure or phenomenon. Put "no" in the box if the technique could not be used. If light microscopy can be used, name one technique (bright-field, phase-contrast, fluorescence, etc.) that you think would be effective. You will find some useful information in Appendix 1 of this manual and Chapter 18 of your textbook. Structure or phenomenon Could...
Emphasis Heading 1 Heading 2 b. With a compound microscope, which objective lens would you use to initially locate a specimen? (1 ) C. Mary is using the high-oil objective to view a strand of her hair. What is the total magnification at which she is viewing her strand of hair? (1 pt) d. Which part of a compound microscope is the flat platform on which microscope slides with mounted specimens are placed for viewing? (1 pt) e. Which part...
Experiment 22: The Compound Microscope f2 Object 2 1 (Objective Lens)d L, (Eyepiece) d#150mm The Compound Microscope A compound microscope uses two lenses to provide greater magnification of near objects than is possible using a single lens as a magnifier. The setup is shown above. The objective lens, L1, functions as a projector. The object is placed just beyond the focal point of L1 so a real, magnified, inverted image is formed. The eyepiece, L2, functions as a magnifier. It...
C. Answer the following questions as they relate to the microscope. What is the difference between magnification and resolution? Why are both necessary for microscopy? What is the function of the oil used with the oil-immersion lens? What is the effect of omitting it? Why is it imperative to promptly remove any oil that has accidentally spilled on the other non-immersion lenses? D. Examination of Living Bacteria From your observation of the hay infusion, draw and describe what you have...
2. How is tutai -aagnification calculated? What is the total magnification of the low-power objective? 3. Define working distance 4. What happens to working distance as total magnification increases? Activity 3: Determining Field Diameter and Estimating the Size of Objects 1. Perform the following conversions. Am c.350 pm Based on the calculations that you made for your microscope, what is the field diameter for the a. scanning objective? b. low-power objective? c. high-power objective? d. oil-immersion objective? 2. um 3....
28. Which of the following policy features allow the insured to increase coverage periodically without showing proof of insurability? a. multiple indemnity clause b. guaranteed purchase options c. disability clause d. paid-up insurance option e. extended-term option Pag yright Cengage Learning. Powered by Cognero. Page 1 Pengage Learning. Powered by Cognero.
1. Fill out the following table by indicating which general technique (light microscopy (LM) or electron microscopy (EM]) could be used to observe each structure or phenomenon. Put "no" in the box if the technique could not be used. If light microscopy can be used, name one technique (bright-field, phase-contrast, fluorescence, etc.) that you think would be effective. You will find some useful information in Appendix 1 of this manual and Chapter 18 of your textbook. Structure or phenomenon Could...
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