What is the volume of the tuning fork for hearing test in driver's license physical examination?

[CalebLee]

The volume of the tuning fork for hearing test in driver's license physical examination is: 125-8000Hz. The following are precautions for the driver's license physical examination: 1. Get enough sleep: It is recommended to get enough sleep the day before the examination. Starting from 8 pm, try not to consume food and avoid strenuous exercise, focusing on rest. Adequate sleep can effectively prevent affecting the examination results. 2. Pay attention to daily diet: Before the examination, daily diet should be light as much as possible. Avoid overly greasy, spicy, salty, sweet, and high-fat foods. Try to eat more easily digestible foods such as noodles and porridge to avoid affecting liver and kidney function test values. 4. Try not to drink water: On the day of the examination, try not to drink water. If you are really thirsty or need to take special medications, you can drink water appropriately, but the amount should not exceed 200 milliliters to prevent affecting the urine routine test values.