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Questions and Answers
According to Newton's law of motion, what is the net force on an object with a mass of 5kg that is accelerating at a rate of 10m/s^2?
According to Newton's law of motion, what is the net force on an object with a mass of 5kg that is accelerating at a rate of 10m/s^2?
- 10N
- 50N (correct)
- 500N
- 5N
What happens to the acceleration of a 2 block system with friction when the mass of one of the blocks is increased?
What happens to the acceleration of a 2 block system with friction when the mass of one of the blocks is increased?
- The acceleration increases
- The acceleration remains the same
- The acceleration decreases (correct)
- The acceleration becomes negative
What is the relationship between the coefficient of friction and the force of friction in a 2 block system with friction?
What is the relationship between the coefficient of friction and the force of friction in a 2 block system with friction?
- The force of friction is inversely proportional to the coefficient of friction
- The force of friction is equal to the coefficient of friction
- The force of friction is not affected by the coefficient of friction
- The force of friction is directly proportional to the coefficient of friction (correct)
If a block with a mass of 10kg is placed on an inclined plane with an angle of 30 degrees and a coefficient of friction of 0.2, what is the force of friction acting on the block?
If a block with a mass of 10kg is placed on an inclined plane with an angle of 30 degrees and a coefficient of friction of 0.2, what is the force of friction acting on the block?
What is the effect of increasing the force applied to a 2 block system with friction on the force of friction?
What is the effect of increasing the force applied to a 2 block system with friction on the force of friction?
If two blocks of masses 2kg and 3kg are connected by a string and a force of 20N is applied to the 3kg block, what is the acceleration of the system?
If two blocks of masses 2kg and 3kg are connected by a string and a force of 20N is applied to the 3kg block, what is the acceleration of the system?
