Asked by Suaad
A dragster and driver together have mass 900.7 kg.
The dragster, starting from rest, attains a speed of 25.7 m/s in 0.54 s.
1. Find the average acceleration of the dragster during this time interval.
Answer in units of m/s^2.
2. What is the size of the average force on the dragster during this time interval?
Answer in units of N
3. Assume: The driver has a mass of 75 kg. What horizontal force does the seat exert on the driver?
Answer in units of N.
Answer in units of N
The dragster, starting from rest, attains a speed of 25.7 m/s in 0.54 s.
1. Find the average acceleration of the dragster during this time interval.
Answer in units of m/s^2.
2. What is the size of the average force on the dragster during this time interval?
Answer in units of N
3. Assume: The driver has a mass of 75 kg. What horizontal force does the seat exert on the driver?
Answer in units of N.
Answer in units of N
Answers
Answered by
Henry
1. a=(V-Vo)/t = (25.7-0)/0.54=47.6 m/s^2
2. F = m*a = 900.7 * 47.6 = 42,867 N.
2. F = m*a = 900.7 * 47.6 = 42,867 N.
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