Tech A says that hydraulic braking systems use proportioning valves and metering valves. Tech B says that hydraulic braking syst
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Answer:
a) V = 465.9 m/s
b) θ = 70.529°
Explanation:
Let's first calculate angular velocity of earth:
Velocity of a person on Ecuador will be:
For part b, since angular velocity is the same:
Solving for θ:
Answer:
Explanation:
Given data:
Mass of the man,
Total mechanical energy,
Height,
Suppose there is no external force acting on the man. In this situation, the total mechanical energy (kinetic + potential) will remain steady.
Let the speed of the man at 2.6 m be <em>v</em>.
Thus,