To find the amount of oil in each gasoline-oil mixture, we can use the ratio of 1 part oil to 50 parts gasoline. For 5 liters of gasoline-oil mixture, we have 5/51 parts oil, which is 0.1 liters of oil. For 10 liters of gasoline-oil mixture, we have 10/51 parts oil, which is 0.2 liters of oil. For 13 liters of gasoline-oil mixture, we have 13/51 parts oil, which is approximately 0.25 liters of oil. For 26 liters of gasoline-oil mixture, we have 26/51 parts oil, which is approximately 0.51 liters of oil. **

Ruffy doesn't have Gear 1 because it is actually his base form. Gear 1 refers to the initial transformation Ruffy undergoes when he activates his Devil Fruit power, the Gomu Gomu no Mi. This form enhances his physical abilities, such as strength and speed, making him a formidable fighter. As he progresses and develops new techniques, he gains access to more advanced forms like Gear 2 and Gear 3, which further amplify his powers. **

Gear 1 5 typically refers to the first gear in a vehicle's transmission system. The number 5 likely refers to the speed at which the vehicle is traveling while in first gear. This combination suggests that the vehicle is in first gear and traveling at a speed of 5 miles per hour. In general, first gear is used for low-speed driving, such as when starting from a complete stop or navigating through heavy traffic. **

The 5L natural wood stain from Toom is likely toxic if vegetables come into direct contact with it. Wood stains typically contain chemicals that can be harmful if ingested, especially for food items like vegetables. It is important to use food-safe products or finishes when working with surfaces that will come into contact with food to avoid any potential health risks. **

Vostok 1 was a spacecraft that carried the first human, Yuri Gagarin, into space. The technology of Vostok 1 included a spherical cabin for the cosmonaut, life support systems, and a reentry module for the return to Earth. The spacecraft was equipped with radio communication systems to maintain contact with ground control, as well as instruments for monitoring the cosmonaut's vital signs and the spacecraft's performance. Vostok 1 was launched using a powerful rocket, the Vostok-K, which propelled the spacecraft into orbit around the Earth. **

In Formula 1, gear shifting is done using paddle shifters located behind the steering wheel. The driver uses their fingers to pull the right paddle to upshift and the left paddle to downshift. The gear changes are made electronically and are almost instantaneous, allowing for seamless acceleration and deceleration. The gear ratios are pre-set by the team based on the track characteristics to optimize performance. **

Luffy learns Gear 2 during the Enies Lobby arc, specifically during his fight against Blueno. He unlocks this ability after observing CP9's Soru technique and pushing his body to its limits to keep up with Blueno's speed. As for Gear 1, it is not explicitly shown when Luffy learns this technique, but it is implied that he developed it during his training with Silvers Rayleigh during the time skip. Both Gear 1 and Gear 2 are important power-ups for Luffy, allowing him to increase his strength and speed in battles. **

In Part 1 of the practical final exam for electronics technicians for devices and systems, students are typically asked questions related to the theoretical knowledge of electronic components, circuits, and systems. They may be asked to identify different electronic components, explain their functions, and analyze circuit diagrams. Students may also be tested on their understanding of electronic systems, troubleshooting techniques, and safety procedures. Additionally, questions related to basic calculations, measurements, and testing procedures may be included in this part of the exam. **