6. A 4357-kg roller coaster car starts from rest at the top of a 36.5-m high track. Determine the speed of the car at the top of a loop that is 10.8 m high. KE₁ PE₁ + W external KE PE₁

Principles of Physics: A Calculus-Based Text
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Chapter7: Conservation Of Energy
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6. A 4357-kg roller coaster car starts from rest at the top of a 36.5-m high track. Determine
the speed of the car at the top of a loop that is 10.8 m high.
PE;
KE₁
+
+
W.
external
=
KE
+
PE₁
Transcribed Image Text:6. A 4357-kg roller coaster car starts from rest at the top of a 36.5-m high track. Determine the speed of the car at the top of a loop that is 10.8 m high. PE; KE₁ + + W. external = KE + PE₁
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