Author Question: The wheelbase on a truck is 2.4 m wide and the truck's center of mass is located along the vertical ... (Read 81 times)

soccerdreamer_17 · **on:** Jul 29, 2018

The wheelbase on a truck is 2.4 m wide and the truck's center of mass is located along the vertical centerline of the truck and 2.0 m above the bottom of the tires.

The truck is going around a banked turn, when it is forced to stop. What is the maximum slope that the bank can have such that the truck will not tip over?
A)

26

B)

31

C)

34

D)

39

E)

21

Question 2

Two tuning forks have frequencies of 480 and 520 Hz. What is the beat frequency if both are emitting a sound at the same time?

A)

40 Hz

B)

20 Hz

C)

1000 Hz

D)

490 Hz

E)

500 Hz