Multiple Choice
A car heading north collides at an intersection with a truck heading east.If they lock together and travel at 28 m/s at 46° north of east just after the collision,how fast was the car initially traveling? Assume that the two vehicles have the same mass.
A) 40 m/s
B) 20 m/s
C) 80 m/s
D) 30 m/s
Correct Answer:
Verified
Correct Answer:
Verified
Q1: A 51 g steel ball is released
Q3: In a collision between a light hydrogen
Q4: Three objects are moving along a straight
Q5: A 1200 kg ore cart is rolling
Q6: Two ice skaters of identical mass approach
Q7: A shell explodes into two fragments,one 25
Q8: Calculate the impulse associated with a force
Q9: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB2706/.jpg" alt=" -A block of
Q10: A container explodes and breaks into three
Q11: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB2706/.jpg" alt=" -An 8 g