Conceptual Physics
3.9 - Multiplying polar vectors by a scalar Multiplying a vector represented in polar notation by a positive scalar requires onl ...
What is the displacement vector if the car travels three times as far? su = (su,ș) 3 u = ( 3(50 km), 30º) 3 u = (150 km, 30º) 3. ...
Chapter 3 Problems Conceptual Problems C.1 List three quantities that are represented by vectors. C.2 Compare these two vectors: ...
3.3 What is the polar notation for a vector that points from the origin to the point (0, 3.00)? ( , °) Section 4 - Vector compon ...
(a) Submit answer on paper. (b) Submit answer on paper. (c) 5.3 Consider the following vectors: A goes from (0, 2) to (4, 2) B f ...
(b) c = ; d = (c) e = ; f= (d) g = ; h = 6.3 Solve for the unknown variables: (8, 3) + (b, 2) = (4, a). (a) a = (b) b = 6.4 Phys ...
4.0 - Introduction Imagine that you are standing on the 86th floor observatory of the Empire State Building, holding a baseball. ...
4.1 - Velocity in two dimensions Velocity is a vector quantity, meaning it contains two pieces of information: how fast somethin ...
Velocity from position, time v = velocity, r = position vector ǻt = elapsed time ǻx,ǻy = x and y displacements v becomes instant ...
4.2 - Acceleration in two dimensions Analyzing acceleration in two dimensions is analogous to analyzing velocity in two dimensio ...
ax = a cos ș ay = a sin ș ș = angle with positive x axis ax = x component of acceleration ay = y component of acceleration 4.3 - ...
Equation 2 shows how to solve for the range. The horizontal displacement of the ball equals the product of its horizontal veloci ...
4.4 - Sample problem: a horizontal cannon Variables What is the strategy? Calculate how long the cannonball remains in the air. ...
4.5 - Interactive problem: the monkey and the professor The monkey at the right has a banana bazooka and plans to shoot a banana ...
acceleration caused by gravity. Because the vertical acceleration is constant, the ball takes as much time to reach its peak of ...
Step-by-step solution We start by calculating the vertical component of the initial velocity. We use the fact that gravity will ...
4.10 - Projectile motion: aiming a cannon The complexities of correctly aiming artillery pieces have challenged leaders as famed ...
4.11 - Sample problem: a cannon’s range Draw a diagram Variables What is the strategy? Use trigonometry to determine the x and ...
Step-by-step solution Use trigonometry to determine the x and y components of the initial velocity from the initial speed and th ...
4.12 - Interactive checkpoint: clown cannon A clown in a circus is about to be shot out of a cannon with a muzzle velocity of 15 ...
«
1
2
3
4
5
6
7
8
9
10
»
Free download pdf