2. Berapakah tenaga haba yang diperlukan untuk meningkatkan suhu sebanyak 10°C bagi jisim 0.2 kg emas?
[Diberi nilai muatan haba tentu emas ialah 300 J kg ? °C-"}​

Along, straight wire with 3.0 a current flowing through it produces magnetic field strength 1.0 t at its surface. if the wire has a radius r, where within the wire is the field strength equal to 36.0% of the field strength at the surface of the wire? assume that the current density is uniform throughout the wire

Awoman holds a book by placing it between her hands such that she presses at right angles to the front and back covers. the book has a mass of m = 1.8 kg and the coefficient of static friction between her hand and the book is μs = 0.67. no attempt 50% part (a) what is the weight of the book, fgb in newtons?

What’s #16 asking and how do i solve it?