Exercise
Newton's Second Law - Friction & Resistance Problems
In this exercise, students will explore the intricacies of Newton's Second Law by solving real-world problems involving friction and resistance; they'll calculate forces, analyze motion, and develop a deeper understanding of how these factors impact the movement of objects. Prepare to engage with hands-on experiments and critical thinking challenges that will make the principles of physics come alive!
Questions
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MultiChoice
A 5 kg box is dragged with 25 N pull against 10 N friction. What is net force?
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MultiChoice
What is the acceleration of the 5 kg box in the question above?
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MultiChoice
A 10 kg sled needs 50 N pull to accelerate at 3 m/s'. Find friction force.
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MultiChoice
A 1000 kg car accelerates at 2 m/s' against 500 N drag. What engine force is needed?
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MultiChoice
A 4 kg book slides, experiencing 8 N friction as only net horizontal force. Acceleration?
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MultiChoice
Push of 40 N on 8 kg crate gives acceleration of 3 m/s'. Calculate friction force.
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MultiChoice
A 25 kg object has 100 N forward force and 25 N friction. Find acceleration.
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MultiChoice
A 2 kg toy car has 6 N motor force and 2 N friction force. What is its acceleration?
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MultiChoice
Friction on a 15 kg cart is 10 N. What push gives an acceleration of 2 m/s'?
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MultiChoice
A 50 kg box accelerates at 1 m/s'. If friction is 20 N, what force was applied?
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MultiChoice
A 6 kg object accelerates at 4 m/s' under applied force of 30 N. Find friction force.
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MultiChoice
Friction force is 15 N on a 5 kg mass. If 30 N push is applied, calculate acceleration.