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.

2 An ampere also can be regarded as A. an ohm per volt B. an ohm per walt C. a volt per ohm D. a volt-ohm a watt per ohm

If a certain aircraft engine cylinder has a volume of 100 cubic centimeters w the piston at the bottom of its stroke and a volume of 10 cubic centimeters the top of its stroke , what is the compression ratio of the cylinder? 11:1 . 10:2 10:1 9:1

19. A gas of pressure 2Nm^-2 and temperature 37^circ C is heated to goo at constant volume Calculate the new pressure. A. 4.3Nm^-2 B. 2.3Nm^-2 C. 1.7Nm^-2 D. 0.9Nm^-2 E. 0.4Nm^-2 20. Electric charges on the surface of a conductor would be evenly distributed if the shape of the conductor is A. conical. B. cuboidal. C. cylindrical D. elliptical. E. spherical

4x The development of nuclear power has provided electricity for less money.but at a cost What may be considered a "cost" of nuclear power? A Large amounts of energy are produced very cheaply. 4x B It takes a lot of energy to run a nuclear power plant. 4x C Nuclear power plants provide new jobs for a community. 4x D The radioactive waste is unsafe and hard to store safely.

When comparing a 2kW KETTLE to a 1200W DRILL, we know that -(1)- energy is transferred by the -(2) because it has a - (3)- output. 1: more; 2: kettle 3: higher [NONE of these]: It is impossible to tell from the Information given 1: less; 2: drill; 3: higher 1: more; 2: drill;3: lower