Physics, 21.01.2020 23:31 jaimejohnston2
Aballoon of mass m is floating motionless in the air. a person ofmass less than m is on a rope ladder hanging from the balloon. the person begins to climbthe ladder at a uniform speed v relative to the ground. how doesthe balloon move relative to the ground?
a. up with speed v
b. up with a speed less than v
c. down with a speed less than v
d. down with speed v
Answers: 1
Physics, 21.06.2019 22:40
Consider two metallic rods mounted on insulated supports. one is neutral, the other positively charged. you bring the two rods close to each, but without contact, and briefly ground the the neutral rod by touching it with your hand. show answer correct answer what would be resulting charge (if any) on the initially neutral rod
Answers: 1
Physics, 22.06.2019 14:30
Two carts, one of mass 2m and one of mass m, approach each other with the same speed, v. when the carts collide, they hook together. assume that positive momentum is to the right. which graph best represents the momentum of both carts over time, before and after the collision?
Answers: 3
Physics, 22.06.2019 16:40
The force needed to overcome static friction is usually less than that needed to overcome kinetic friction.true or false?
Answers: 1
Physics, 22.06.2019 19:00
Achild has maximum walking speed of 1.6 m/s. what is the length of the child's legs? 0.26 m
Answers: 2
Aballoon of mass m is floating motionless in the air. a person ofmass less than m is on a rope ladde...
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