Do more practice problems! Physics is more skill-based than knowledge-based, it’s like learning the piano. Don’t look up the solutions, if you get stuck then try easier problems, re-read the chapter, or follow the examples in the book. Especially focus more on the areas you feel more nervous about. Contents1 …
The magnification equation states that M = Hi/Ho = – Di/Do, where M is the magnification, Hi is the height of the image, Ho is the height of the object, Di is the distance from the lens to the image and Do is the distance of the object to the …
Worst-Case Wednesday: How To Survive A Boring Class Pull your hair or pinch yourself. Wear as few items of clothing as possible. Hide more interesting reading material. Suggest holding class outside. Send text messages on your cell phone. Make paper airplanes. Keep a list of words with dirty meanings. • …
2 Answers. The ball accelerates at a rate of −1414ms2 and compresses by 8.66mm. Contents1 How do you find the rebound velocity of a ball?2 What is the velocity of a tennis ball?3 How far will a ball drop in 1 second?4 What is G in free fall?5 How do …
Rotational inertia is a property of any object which can be rotated. It is a scalar value which tells us how difficult it is to change the rotational velocity of the object around a given rotational axis. It also depends on the distribution of that mass relative to the axis …
