To answer this question, we can use the formula for centripetal acceleration, which is a = v²/r, where a is the centripetal acceleration, v is the velocity, and r is the radius of the curve.
We know that the velocity of the car is 20 m/s and the centripetal acceleration is 5 m/s².
Therefore, we can rearrange the formula to solve for r as r = v²/a.
Plugging in the values, we get r = (20 m/s)² / 5 m/s² = 80 m. So, the radius of the curve is 80 meters.
This means that the car needs to travel along a circular path with a radius of 80 meters to maintain a centripetal acceleration of 5 m/s².
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suppose that binary heaps are represented using explicit links. give a simple algorithm to find the tree node that is at implicit position i.
To find the tree node at implicit position i in a binary heap represented using explicit links, we can use the following algorithm:
Convert i to its binary representation and ignore the first bit (which is always 1).
Traverse the binary heap starting from the root node, following the binary representation of i from left to right.
If a bit is 0, go to the left child; if a bit is 1, go to the right child.
When you reach the end of the binary representation, you will have arrived at the node at implicit position i.
This algorithm works because the binary representation of i corresponds to the path from the root node to the node at position i in the binary heap. By following this path, we can find the node at position i in O(log n) time, where n is the size of the binary heap.
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Clouds are examples of what
materials
Water droplets or ice crystals that are so tiny and light that can float in the air make up clouds.
In the form of water vapour (gaseous form), the water and ice that creates the clouds are carried into the sky by air.
Evaporation is the major process by which the water vapour enters the atmosphere. From the sea, lakes, and rivers, some liquid water evaporates and moves through the atmosphere.
The pressure on the air decreases as it rises in the atmosphere, thus becoming cooler.
Some water vapour condenses as air cools. Some water vapour condenses together with the decrease in air pressure. Small water droplets are generated from the vapour, and as a result a cloud is created.
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how are different types of radiation arranged along the electromagnetic spectrum? question 8 options: by how fast they travel by their sources by the amount of energy they carry by how radioactive they are
Different types of radiation are arranged along the electromagnetic spectrum by the amount of energy they carry. The electromagnetic spectrum is a range of different types of radiation that vary in wavelength and frequency.
one end of the spectrum, there are radio waves, which have the longest wavelength and lowest frequency, and at the other end, there are gamma rays, which have the shortest wavelength and highest frequency.
The various types of radiation in the electromagnetic spectrum are arranged in the following order, from low to high energy: radio waves, microwaves, infrared radiation, visible light, ultraviolet radiation, X-rays, and gamma rays. This arrangement is based on the amount of energy carried by each type of radiation.
The energy of a photon of radiation is directly proportional to its frequency and inversely proportional to its wavelength. Therefore, the higher the frequency and shorter the wavelength of a type of radiation, the more energy it carries.
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drill has a power of 450 and drill has a power of 1500, and both are used for 10 seconds, what is the difference in the energy generated?
