A racetrack in Fontana has a radius of 225 m, and is banked atan angle of 40◦with respect to the ground. The coefficient ofstatic friction between the track and a typical set of tires is 0.65.Find the minimum speed that a car can travel so that the carwill not slip down the incline.

Afixed electric space heater wired by a cable with an ampacity of 30 a should draw a maximum current of a. 30 a. b. 24 a. c. 15 a. d. 27 a.

To run the physics cart, the fan speed of the cart is manipulated. this is the (blank) variable. the cart accelerates due to the speed of the fan. acceleration is therefore the (blank) variable. a “constant” is a parameter that stays the same regardless of the variables. one parameter of the cart that is held constant is the (blank) .

Use 4 to 5 complete sentences, explain the concepts of beats and how beats are produces.