Author Question: Two cars go around a banked curve at the proper speed for the banking angle. One car has tires with ... (Read 119 times)

burchfield96 · **on:** Jul 29, 2018

Two cars go around a banked curve at the proper speed for the banking angle. One car has tires with excellent traction, while the other car has bald slippery tires.

Which of these cars is more likely to slide on the pavement as it goes around the curve? A) the car with the new tires
B) the car with the bald tires
C) Neither car will slide.
D) It depends on if the pavement is wet or dry.

Question 2

In an atom smasher, two particles collide head on at relativistic speeds. If the velocity of the first particle is 0.741c to the left,

and the velocity of the second particle is 0.350c to the right (both of these speeds are measured in Earth's rest frame), how fast are the particles moving with respect to each other?
A) 0.866c
B) 1.091c
C) 0.883c
D) 0.788c

bigcheese9 · **Reply #1 on:** Jul 29, 2018

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