Multiple Choice
A boat, whose speed in still water is 8.0 m/s, crosses a river with a current of 6.0 m/s. If the boat heads perpendicular to the current, what is the speed of the boat relative to an observer standing
On the shore as it crosses the river?
A) 10.0 m/s
B) 5.3 m/s
C) 6.0 m/s
D) 8.0 m/s
Correct Answer:

Verified
Correct Answer:
Verified
Q46: A student adds two displacement vectors that
Q47: The eastward component of vector <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB34225555/.jpg"
Q48: A batter hits a home run in
Q49: Vector <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB34225555/.jpg" alt="Vector
Q50: The figure shows three vectors, <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB34225555/.jpg"
Q52: A boulder rolls off of a very
Q53: At a location where g = 9.80
Q54: A person throws a ball horizontally from
Q55: A vector in the xy -plane
Q56: A football kicker is attempting a field