Physics Homework Aid
Physics holds significant importance among the natural sciences, elucidating life's wonders and ranking among the most challenging subjects to master.
QuestionAI is a rich and user-friendly physics problem solver for novice physicists, enabling exploration of atomic properties and interactions, alongside molecular trajectories under various forces. Furthermore, you can delve into the mysteries concealed amidst galaxies with fellow physics enthusiasts. Boldly pose your conjectures and queries to the AI, and authoritative answers will readily emerge.
- 3 The extension, y,of a material with an applied force, F, is given by y=e^Ftimes 1times 10^(-3) a) Calculate the work done if the force increases from 100N to 500N using: i) An analytical integration technique ii) A numerical integration technique [Note: the work done is given by the area under the curve] b) Compare the two answers c) Using a computer spreadsheet increase the number of values used for your numerical m d) Analyse any affect the size of numerical step has on the result. 4 For the function v=12sin4Theta , calculate the: a) Mean b) Root mean square (RMS) Over a range of 0leqslant Theta leqslant (pi )/(4) radians. [Note the trigonometric identity cos2Theta =1-2sin^2Theta ]
- The average mass of a grain of sand from a certain beach is 9times 10^-8 kilograms. What is this value in grams? Give your answer in standard form.
- 4) A rocket accelerates from 1,000m/s to 5,000m/s in 2 seconds. What is its acceleration?
- LUBRICATION and THERMAL INSULATION are used to... INCREASE unwanted energy transfers DESTROY energy REDUCE unwanted energy transfers CREATE energy
- Most "wasted'ENERGY eventually ends up in the form of... LIGHT energy SOUND energy THERMAL energy POTENTIAL energy