A 1.0 x 10^3 kg car traveling with a speed of 8.0 m/s executes a turn with a 3.8 m radius of curvature. Calculate the centripetal force acting on the car.

Modify the equation fδt=δ (mv) to find the force of friction.

A2.00-m long piano wire with a mass per unit length of 12.0 g/m is under a tension of 8.00 kn. what is the frequency of the fundamental mode of vibration of this wire?

How many neutrons does element x if it’s atomic number is 28 and its mass number is 87