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A piano wire 0.5m longlong has a total mass of 0.01kg and is stretched with a tension ofof 800N. calculate the tension of the wire when it sounds it's fundamental note.
A hiker travels 4,5 km in a direction 12 degrees south of west and then 7,2 km in a direction 23 degrees west of south.
Determine the hiker’s overall displacement.
Draw each of the hiker’s individual displacement vectors on the same set of Cartesian axes, so that their initial points coincide at
Cody’s car accelerates from 0m/s to 45 m/s northward in 15 seconds. What is
the acceleration of the car?
What is the speed of sound in a helium gas at a pressure of 15000pa
Four point charges are positioned as such: A(0,1), B(2,1), C(0,0), D(2,0). Charge A = -3 microcoulombs, Charge B = 3 microcoulombs, C = 2 microcoulombs, and D = -2 microcoulombs. What is the net electric field experienced at the origin.
How much potential energy will you have staying at the 4rth floor of the
engineering building?
Note; use your own weight (38 kg), assume that every floor has 8ft distance and 1N = 5.23kg.
Answers must be in terms of “Joules.”
the skin is the largest organ in the human body.For a human adult the average area of the skin surface is about 1.80m2 how much squared foot is this area
1. Write inside the first plate an example of food rich in carbohydrates that you have eaten a while ago and tell us what you feel after eating it. What did you feel after eating the food rich in carbohydrates?
2. Write inside the second plate an example of food rich in lipids that you have eaten a while ago. What did you feel after eating the food rich in lipids?
3. Write inside the third plate an example of food rich in protein that you have eaten a while ago and tell us what you feel about what you have eaten. What did you feel after eating the protein - rich food?
4. Write inside the glass the function of nucleic acids
A constant force of 245 N is applied at a 48.2° angle to a mass of 62.1 kg as shown below. If the mass moves at a constant speed of 3.28 ms–1, determine its coefficient of dynamic friction.
A rock is thrown from the top of a 36 m high cliff with an initial speed of 12 ms–1 at an angle of 52° to the horizon. How long will it take the rock to reach the bottom of the cliff?
#340153 on Dec 2023