Author Question: A 600-kg car is going over a curve with a radius of 120 m that is banked at an angle of 25 with a ... (Read 105 times)

mmm · **on:** Jul 29, 2018

A 600-kg car is going over a curve with a radius of 120 m that is banked at an angle of 25 with a speed of 30.0 m/s. The coefficient of static friction between the car and the road is 0.30.

What is the normal force exerted by the road on the car? A)

1590 N

B)

3430 N

C)

3620 N

D)

7240 N

E)

5330 N

Question 2

Consider an LRC circuit. The impedance of the circuit increases if XL increases. When is this statement true?

A)

always true
B)

true only if XL is equal to XC
C)

true only if XL is less than XC
D)

true only if XL is greater than or equal to XC
E)

never true