Acar with a mass of 1500 kg requires a centripetal force of 640 n to safely follow a circular curve in the road at 13.4 m/s.
what is the radius of the curve?
a. 31 m
b. 77 m
c. 421 m
d. 860 m

Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.

If the area of a square has increased by a factor of 16, by how much has each side increased?

Ahurricane sweeps across the ocean and damages the houses of people living along the coast. which of these does not play any role in this interaction? air water glaciers living things