The area of a rectangle is calculated by multiplying its length by its width. Therefore, the area of a rectangle that is 40 meters by 20 meters is 800 square meters. **

Newton meters can be converted into rotational speed by using the formula: rotational speed (in radians per second) = torque (in Newton meters) / moment of inertia (in kg*m^2). The moment of inertia represents the resistance of an object to changes in its rotational motion, and it is specific to the object being rotated. By dividing the torque by the moment of inertia, we can calculate the rotational speed in radians per second. This formula allows us to understand how the applied torque affects the rotational speed of an object. **

The average speed over 100 meters can be calculated by dividing the total distance by the total time taken to cover that distance. For example, if a person runs 100 meters in 10 seconds, the average speed would be 100 meters / 10 seconds = 10 meters per second. This means that the person covered an average of 10 meters per second over the 100-meter distance. **

The speed in meters per second is a measure of how fast an object is moving in a given direction. It is calculated by dividing the distance traveled by the time it took to travel that distance. This measurement is commonly used in physics and engineering to describe the velocity of an object. It is an important metric for understanding the motion and behavior of objects in the physical world. **

Current meters are instruments used to measure the flow of electric current in a circuit, typically measured in amperes. They are connected in series with the circuit and provide a reading of the amount of current passing through. Voltage meters, on the other hand, measure the electrical potential difference between two points in a circuit, typically measured in volts. They are connected in parallel with the circuit and provide a reading of the voltage across the points. Both current meters and voltage meters are essential tools for monitoring and troubleshooting electrical circuits. **

The phrase "After 100 meters" implies that something will happen once a distance of 100 meters has been covered. On the other hand, "After 100 meters?" suggests a question about what will happen after 100 meters. The first phrase is a statement, while the second is an inquiry seeking clarification or information. **

10 cubic meters is equivalent to 10,000 liters or 10,000,000 cubic centimeters. In terms of length, 10 cubic meters would be equivalent to a cube with each side measuring 2.15 meters. **

5 square meters is equivalent to 5 meters by 1 meter, or simply 5 meters. **