Some synonyms for obstacle are barrier, block, check, hindrance, interruption.
hinderance
barricade, wall, bar, fence, boundary, obstacle, obstruction
The explorer had some obstacles to go through before he could reach his destination.
A dike is not a machine, it does not change the direction of any force or amplify any force, it is merely an obstacle to the flow of water.
It is an example of simple auto pilot robot..
Ultrasonic sensors are commonly used to measure distance by sending out sound waves and detecting when they bounce back. They are frequently used in robotics for obstacle avoidance, level sensing, and distance measurement applications.
The acronym TOWA can mean two things. It can mean Terrain and Obstacle Warning and Avoidance. It can also mean Tennessee Onsite Wastewater Association.
obstacle of reading
Microwaves do diffract when they encounter an obstacle or pass through an aperture. This diffraction phenomenon causes the microwaves to bend around the edges of the obstacle or aperture, resulting in interference patterns. This characteristic of microwaves is commonly utilized in various applications, including microwave antennas and communication systems.
her largest obstacle
Obstacle is correct.
that test was as difficult as n obstacle
No, it is an article (indefinite article), which is a form of "determiner" that determines if a noun is a specific example or any one of the examples. "An" obstacle = any obstacle "The" obstacle = a certain obstacle
Octavian was Cleopatra's biggest obstacle.
every body had to face an obstacle in there life
That obstacle is in my way!