013) Weight and force - REVIEW

A 45-kg child sits on a 3.2-kg tire swing. What is the tension in the rope that hangs from a tree branch?

• 310N

• 4.5x10² N

• 4.4x10² N

• 4.7x10² N

The tree branch in problem 6 sags and the child’s feet rest on the ground. If the tension in the rope is reduced to 220 N, what is the value of the normal force being exerted on the child’s feet?

• 2.2x10^2 N

• 4.3x10² N

• 2.5x10² N

• 6.9x10² N

According the graph above, what is the force being exerted on the 16-kg cart?

• 4 N

• 16 N

• 8 N

• 32 N

A bucket hangs motionless from a rope. Assume that the rope has no mass and the mass of the bucket is 2kg. What is the net force on the bucket?

• 0.0N

• 2.0N

• 9.8N

• 2.0x10¹N

A bucket hangs motionless from a rope. Assume that the rope has no mass and the mass of the bucket is 2kg. What is the the tension in the rope?

• 9.8N

• 10N

• 14.2N

• 20N