A 100 Hz wave and a 200 Hz wave travel through the same medium. Which wave has the longer wavelength? Why? Which one travels at a greater speed?

Calculate the work done by an external agent during an isothermal compression of 1.00 mol of oxygen from a volume of 22.4 l at 10∘c and 1.0 atm pressure to 16.8l

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is

Astudent pushes on a 20.0 kg box with a force of 50 n at an angle of 30° below the horizontal. the box accelerates at a rate of 0.5 m/s2 across a horizontal floor. what is the value of the normal force on the box? 200 n 243 n 156 n 225 n