Does the microscope magnify the length or the area? Eyepiece 10x objective 40x And then we zoom in

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• 1. Does a microscope magnify length, area, or volume?
• 2. To observe the cell with microscope, is the cell area enlarged or the cell length enlarged? For example, if the magnification of a microscope is 40 times, do you want to enlarge the length 40 times or the area 40 times?
• 3. Why, under a microscope, is magnification the length and width of an object? Not area, volume Under a microscope, what is magnified is length or width. Why not area or volume?
• 4. Ordinary optical microscope is often used in biological experiments. If a small object is magnified 50 times by the microscope, "magnified 50 times" here refers to () A. Volume B. surface area C. image area D. length and width
• 5. Why does the magnification of a microscope not refer to the area of the magnified image?
• 6. How to calculate the land area and how to calculate it
• 7. How to calculate the land area, how many square meters is an acre of land
• 8. The magnification of a microscope refers to the magnification of the length or width of an object, not the area or volume
• 9. Magnification: the magnification of a microscope is equal to the product of -- and -- magnification, which enlarges the length or width of an object
• 10. What is the magnification of microscope? Is it the multiple of length or area? Or what does it mean? If a carbon particle is magnified 600 times under a microscope, what does it mean?
• 11. Is magnification of microscope line length or area?
• 12. The aircraft takes off at a constant acceleration on the runway. The taxiing time is 20 seconds and the taxiing distance is 1200 meters. The acceleration of the aircraft is calculated
• 13. When an aircraft takes off, the speed should reach 216KM / h, and the aircraft starts to taxi with uniform acceleration from standstill. The acceleration is 2m / S2, and the runway of the airport should at least When an aircraft takes off at a speed of 216KM / h, the aircraft begins to taxi with constant acceleration from standstill, and the acceleration is 2m / S2. How long is the runway of the airport at least to take off safely?
• 14. The speed of an airplane is 216KM / h when it lands. After landing, it moves in a straight line with an acceleration of 6m / S ^ 2 The speed of an aircraft when landing is 216KM / h. After landing, it will make a uniform deceleration linear motion with an acceleration of 6m / S ^ 2. (1) the speed when it taxis 225m after landing, and the displacement when it taxis within 12s after landing
• 15. The landing speed of an aircraft is 60m / s, and then decelerates uniformly. When the acceleration is 2m / s ＾ 2, how long does it take for the aircraft to run to the airport The plane stopped safely
• 16. Semi arc area formula Known line 4.8, height 0.6, calculate area
• 17. Significance of sector area calculation formula What is the difference between the two L. R's in the two sector area formulas of pie * r * l and (LR) / 2 I'm so anxious
• 18. Volume calculation formula of cone Reliable, reliable, reliable
• 19. Know the volume and height of the cone, and find the formula of the bottom area
• 20. When the volume and the area of the bottom of the cylinder are known, the height can be calculated by the formula______ When the volume and height of the cylinder are known, the area of the bottom can be calculated by the formula______ ．