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.

What would happen when the prisoner leaves the cave? A He would take in the light of reality all at once. B He would grow used to the light of reality in B stages. C ) He would be pained by the light and unable to see the truth. D ) He would know right away that the sun is the source of truth because it emits light.

12 Pressure=(force)/(area) Find the pressure extered by a force of 900 newtons on an area of 60cm^2 Give your answer in newtons/m^2

2 The girl in the diagram is swinging a conker on a string at a steady speed in a circular path honzontally above her head. __ What forces contribute to the ce centripetal force in order to keep the conker in its circular path? __ b What happens to the centripetal force if the girl uses a conker with a smaller mass? __ c Although it is moving at a steady speed the conker is continuously accelerating why __

the road? What is the minimum coefficient of static friction required to keep the car in this turn? 6. A rotating fan completes 1200 revolutions every minute .Consider a point on the tip of a blade,at a radius of 015 m. (a)through what linear distance does the point move in one revolution? (b)What is the linear speed of the point? 7. The four particles in figure below are connected by rigid rods of negligible mass.The origin is at the center of the rectangle. If the system rotates in the xy plane about the z axis with an angular speed of 6.00rad/s calculate (a)the moment of inertia of the system about the zaxis and (b) the rotational kinetic energy of the system.

An object with a weight of 45 N is thrown into the water. It starts to sink. What can you say about the size of the upthrust force? It is O N It is less than 45 N It is exactly 45 N It is greater than 45 N We don't know anything about the size of the upthrust force