Seorang pelajar berjalan daripada keadaan pegun dan mencapai halaju 10 m/s dalam masa 7.5s. Berapakah jarak yang dilalui oleh pelajar dalam masa 7.5?​

When you turn on a battery-operated device, an electrical circuit is

Afeather of mass 0.001 kg falls from a height of 2 m. under realistic conditions, it experiences air resistance. based on what you know about friction, what can you say about the kinetic energy of the feather as it reaches the ground? acceleration due to gravity is g = 9.8 m/s2. a. ke < 0.0196 j b. ke = 00196 j c. je = 0 j d. ke > 0.0196 j

Which of the following changes will result in a stronger electromagnet? a. using fewer coils of wire b. using a higher voltage c. using a shorter nail d. using a longer wire