+1 vote
in Machine Kinematics by (38.0k points)
A train covers 60 miles between 2 p.m. and 4 p.m. How fast was it going at 3 p.m.?

(a) 60 mph

(b) 30 mph

(c) 40 mph

(d) 50 mph

I got this question during an interview.

The above asked question is from Kinematics of Motion in chapter Kinematics & Kinetics of Motion of Machine Kinematics

1 Answer

0 votes
by (106k points)
Correct answer is (b) 30 mph

The best I can explain: The speed is traveled distance (60 miles) divided by traveled time (4pm – 2pm = 2hours):

                                   60 miles/ 2 hours = 30 mph

Related questions

We welcome you to Carrieradda QnA with open heart. Our small community of enthusiastic learners are very helpful and supportive. Here on this platform you can ask questions and receive answers from other members of the community. We also monitor posted questions and answers periodically to maintain the quality and integrity of the platform. Hope you will join our beautiful community
...