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Solved: CP A 2.8-kg block slides over the smooth, icy hill
Chapter 7, Problem 50P(choose chapter or problem)
A \(\text { 2.8-kg }\) block slides over the smooth, icy hill shown in Fig. P7.50. The top of the hill is horizontal and \(70 \mathrm{~m}\) higher than its base. What minimum speed must the block have at the base of the hill in order for it to pass over the pit at the far side of the hill?
Equation Transcription:
Text Transcription:
2.8-kg
70 m
120 m
70 m
50 m
40 m
Questions & Answers
QUESTION:
A \(\text { 2.8-kg }\) block slides over the smooth, icy hill shown in Fig. P7.50. The top of the hill is horizontal and \(70 \mathrm{~m}\) higher than its base. What minimum speed must the block have at the base of the hill in order for it to pass over the pit at the far side of the hill?
Equation Transcription:
Text Transcription:
2.8-kg
70 m
120 m
70 m
50 m
40 m
ANSWER:
Solution 50P
Step 1:
Data given
Mass
Height
We know by work energy relation