An automobile manufacturer claims that its latest model can go from 0.0 to 25.0 m/s in 7.5 seconds. What is the car's acceleration?

Athin, square metal plate measures 14 cm on each side and has emissivity of 0.60. the plate is heated to a temperature of 745°c. what is the rate at which the plate radiates energy ? the stefan-boltzmann constant is 5.67 × 10-8 w/(m2 ? k4). remember that the plate will radiate energy from both its top and bottom surfaces.

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =

Which of these is not a possible type of energy transformation? a. electrical energy into light energy b. sound energy into nuclear energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy