Application of Newtons Second Law
Challenge Problem Solutions
Problem 1: Painter on a Platform
A painter of mass m1 stands on a platform of mass m2 and pulls himself up by two ropes
that run over mass
Problem Solving Vectors
Challenge Problem Solutions
Problem 1: Vector Addition
!
1.1 Consider the two vectors shown in the figure below. The magnitude of A = 2.88
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and the vector A makes an angle 33.
Units and Dimensional Analysis
Challenge Problem Solutions
Problem 1: An ideal (non-viscous) liquid with a density of ! is poured into a cylindrical
vessel with a cross-sectional area of A1 to a level
Problem Solving and Estimation
Concept Questions
Question 1 What is your best estimate of the volume of one breath?
1) between 1/10 and 1 liter
2) between 1 and 10 liters
3) between 10 and 100 liters
One Dimensional Kinematics
Challenge Problem Solutions
Problem 1: One-Dimensional Kinematics:
Two stones are released from rest at a certain height, one after the other.
a) Will the difference between
Vectors
Concept Questions
Question 1. Consider the pair of units vectors ( P , P ) located at the point P , and the
ij
pair of units vectors ( , ) located at the point S . Which of the following state
One Dimensional Kinematics
Concept Questions
Question 1 You are throwing a ball straight up in the air. At the highest point, the balls
1. velocity and acceleration are zero
2. velocity is nonzero but
Two Dimensional Kinematics
Challenge Problem Solutions
Problem 1:
Suppose a MIT student wants to row across the Charles River. Suppose the water is
moving downstream at a constant rate of 1.0 m/s. A s
One Dimensional Kinematics Non-Uniform Acceleration
Concept Questions
Question 1 Non-Uniform Acceleration: Terminal Velocity of Raindrop
A raindrop of initial mass m0 starts falling from rest under th