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Learn kinematics test MCQs: one of characteristics of air resistance is, with choices it does not oppose the motion, it decreases with the speed of the object, it decreases with the surface area, and it increases with the density of the air for undergraduate degree. Practice assessment test for scholarships, online learning acceleration free fall quiz questions for competitive assessment in physics major. Acceleration Free Fall Video

MCQ: One of characteristics of air resistance is

1. It does not oppose the motion
2. It decreases with the speed of the object
3. It decreases with the surface area
4. It increases with the density of the air

D

MCQ: Air resistance is a

1. frictional force
2. gravitational force
3. backward force
4. balanced force

A

MCQ: If a feather and an iron bar is released from a same height in a room without any air resistance. first one to fall is

1. Iron bar
2. Feather
3. Both at the same time
4. They won?t fall

C

MCQ: Gravitational force of earth is

1. 5.4 m s-2
2. 6.9 m s-2
3. 9.8 m s-2
4. 11.1 m s-2

C

MCQ: Following that is not characteristic of air resistance is

1. It always opposes the motion
2. It decrease with the speed of the object
3. It increases with the surface area
4. It increases with the density of the air

B