# PHYS 101 Study Guide - Midterm Guide: Inertial Frame Of Reference, Equations For A Falling Body, Contact Force

82 views3 pages
School
Department
Course

For unlimited access to Study Guides, a Grade+ subscription is required. PHYS 101: Fundamentals of Physics I
Quiz I Study Guide
Spencer Kociba
Drexel University
Equations and Mathematical Relationships
Vectors
i j kA =Ax+Ay+Az
<i,A j,A k ·< i j k = |A|B|osϕA·B=Ax y z>Bx+By+Bz> *|*c
, , i·j= 0 i·k= 0 j·k= 0
x j,j x k,k x ii =k = i = j
A x B|A|B|inϕ| = | *|*s
Mechanics
Average velocity: Δt
Δx
Displacement: and xΔ = x2x1yΔ = y2y1
x/dtV x=d
(t)ax= lim
Δt→0 Δt
Δv=dt
dvx=x
Equations of motion
υ = υ0+a*t
t atx =x0+v0+2
12
a(x)vx2=v0x2+ 2 xx0
(v)tx x0=2
10x+vx
Newton’s Laws
a
F=m
(with constant force)a am1 1 =m2 2
FA on B= FB on A
Apparent Weight and Freefall
(g)n=m+ay
ay=g
Friction
nfk= μk
nfs≤ μs
μk< μs
Fluid resistance and terminal velocity
g v am k=m=mdt
dv
ir drag mg v aa = D2=m=mdt
dv
vterminal =k
mg
ir drag a=D
mg
Circular Motion
a
F=Fnet =mr=mR
v2
Chapter 1: Units, Physical Quantities and Vectors
Unlock document

This preview shows page 1 of the document.
Unlock all 3 pages and 3 million more documents.

Already have an account? Log in

# Get access

Grade+
\$10 USD/m
Billed \$120 USD annually
Homework Help
Class Notes
Textbook Notes
40 Verified Answers
Study Guides
1 Booster Class