What is the net force on the 50 kg mass?
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Two objects of mass 3 kg are on either side of an object of mass 7 kg at an equal distance. What is the net force on the 7 kg mass assuming the force towards the right as positive?
What is the magnitude of gravitational force on a 50 kg mass due to a 100 kg mass at a distance of 1 m?
2. The product of an object’s mass and velocity is its
centripetal force.
momentum.
net force.
weight.
3. What is conserved when two objects collide in a closed system?
acceleration
momentum
speed
velocity
4. What is the momentum of a 50-kilogram ice skater gliding across the ice at a speed of 5 m/s?
10 kg • m/s
500 kg • m/s
50 kg
250 kg • m/s