Answer:
1. 4 m/s², 2 m/s²
2. 3.2 kg
3. 66 N
4. 9800 N
Explanation:
1. Given: F = 12N; m = 3 kg and 6 kg
Req'd: acceleration
Equation: a = F / m
Solution: a = 12 N / 3 kg; a = 12N / 6 kg
Answer: a = 4 m/s², 2 m/s²
2. Given: F = 16 N; a = 5 m/s²
Req'd: mass
Equation: m = F / a
Solution: m = 16 N / 5 m/s²
Answer: m = 3.2 kg
3. Given: m = 66 kg; a = 1 m/s²
Req'd: Force
Equation: F = ma
Solution: F = 66 kg x 1 m/s²
Answer: F = 66 N
4. Given: m = 1000 kg; a = 9.8 m/s²
Solution: F = 1000 kg x 9.8 m/s²
Answer: F = 9800 N
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Answers & Comments
Answer:
1. 4 m/s², 2 m/s²
2. 3.2 kg
3. 66 N
4. 9800 N
Explanation:
1. Given:
F = 12N; m = 3 kg and 6 kg
Req'd: acceleration
Equation: a = F / m
Solution:
a = 12 N / 3 kg; a = 12N / 6 kg
Answer: a = 4 m/s², 2 m/s²
2. Given:
F = 16 N; a = 5 m/s²
Req'd: mass
Equation: m = F / a
Solution:
m = 16 N / 5 m/s²
Answer: m = 3.2 kg
3. Given:
m = 66 kg; a = 1 m/s²
Req'd: Force
Equation: F = ma
Solution:
F = 66 kg x 1 m/s²
Answer: F = 66 N
4. Given:
m = 1000 kg; a = 9.8 m/s²
Req'd: Force
Equation: F = ma
Solution:
F = 1000 kg x 9.8 m/s²
Answer: F = 9800 N