The horizontal and vertical components of the initial velocity of a football are 16 m/s and 20 m/s respectively. How long does it take for the football to rise to the highest point of its trajectory?
A) 1.0 s
B) 2.0 s
C) 3.0 s
D) 4.0 s
E) 5.0 s
B
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Indicate whether the statement is true or false
Carnot Engine: An ideal Carnot engine operating between a warm reservoir of unknown temperature and a cold reservoir at 1.76 K has an efficiency of 11.0%. What is the temperature of the warm reservoir?
A. 1.98 K B. 0.180 K C. 157 K D. 0.160 K
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What will be an ideal response?
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