Kinematics
The slope of a line connecting two points on a velocity vs. time graph represents this
What is average acceleration?
The force exerted by a 1000-kg object on a 10-kg object that exerts 100 N of force on it
What is 100 N?
The force exerted by a spring with a spring constant of 500 N/m that is extended by 1 cm
What is 5 N?
The dimensionality of momentum
What is
(ML)/T ?
The dimensionality of pressure
What is
M/(LT^2)?
A racecar’s average velocity if it completes one lap around a 500 m track in 10 s
What is 0 m/s?
The force exerted by the table on a 2-kg book on it
What is 20 N?
Normal force exerted by a ramp inclined at an angle theta on an object with mass m
What is
mg costheta?
The dimensionality of the diffusion coefficient
What is
L^2/T?
The force exerted by a gas on the surface of an object is the result of this
What is collisions of gas molecules on the surface?
A car’s acceleration if it accelerates uniformly in one direction from 15 m/s to 40 m/s in 10 s
What is 2.5 m/s2?
The force experienced by 28-kg object accelerated at a rate of 1.5 m/s2
What is 42 N?
The relationship between velocity of an object and the viscous force
What is linear, or
F_(visc)=betav?
The change in momentum if a 10 kg object that hits a wall with a velocity 5 m/s and bounces back in the opposite direction at the same speed
What is 100 kg m/s?
The magnitude of the buoyant force on a wooden block with density 1g/cm3 when it is floating (but completely submerged) at the surface of water
What is about 10 N?
The distance a car travels in 10 s when it accelerates uniformly in one direction from 5 m/s to 30 m/s
What is 175 m?
The vector sum of forces acting on a crate sliding down an inclined plane at a constant speed of 0.55 m/s
What is zero?
The weight of an object on a planet that has a gravitational field that is half that of Earth if it weighs 50 N on Earth
What is 25 N?
The relationship between the mean displacement of a randomly moving particle and time
What is
<<r>>prop sqrt(t)?
The speed of fluid flow in each of two arteries with half the radius of the main artery they split from, if the fluid flow in the main artery is v
What is 4v?
The distance a car travels while accelerating from 5 m/s to 21 m/s at a rate of 3 m/s2
What is 69 m?
The acceleration of an object that weighs 60 N as it is pulled on a surface by a force of 50 N to the right and experiences a friction force of 20 N
What is 5 m/s2?
The coefficient of kinetic friction between an object and the surface of a ramp inclined at an angle theta if th eobject slides down the ramp at a constant speed
What is
sin theta/cos theta?
The force required to bring a 10-N object moving at 2 m/s to a stop in 5 s
What is 4 seconds?
The three quantities that determine the resistance of a pipe to fluid flow
What are the radius of the pipe, the length of the pipe, and the viscosity of the fluid?