SERIES AND PARALLEL CIRCUITS
1. A 30.0 resistor is connected in parallel with a 20.0 resistor. The parallel
connection is placed in series with an 8.0 resistor, and the entire circuit is placed
across a 60.0 V difference of potential.
a. Draw the circuit.
Wave practice Problems
_ December 7, 2000
List the five properties of waves: 1. _ 3. _ 5. _ 6. Sound waves have a frequency of 250 Hertz (waves per second) and a wavelength of 1.30 meters. Find the speed of sound waves. _ 2. _ 4. _
7. Water waves in a sma
Universal Gravitation Assessment
1. Calculate the gravitational force between two 1.0 x 106 kg masses as the distance between the particles increases from 1 meter to 100 meters. Record these values in the table below: Distance (m) 1 2 3 4 5 Force (N)
Unit Conversions Practice
Make the following conversions:
Convert 16.7 inches to feet
Convert 25 yards to feet (there are 3 feet in a yard)
Convert 90 centuries to years
Convert 84 miles to kilometers (there are 0.6 miles in a kilometer)
Two Dimensional Problems
Mass (g A B C Mass (kg) FA Rank
1. Draw free body diagrams and label all forces that apply. A. C.
2. Prove FA = FB
3. Calculate FA for A, B, and C.
Incline Planes Mass (g) D E F Mass (kg) Parallel force (Fgx) Perpendicular Forc
Sliding Mass Problems
Draw a force diagram and label the known information for each problem. Use your diagrams to write a valid equation for Newtons Second Law and solve for the unknowns. You will need to use other equations (form Chapter 5) to solve. 1.
Scientific Notation and Unit Prefixes
Make the following conversions: 1) 3.4 liters to milliliters 6) 45 meters to centimeters
876 millimeters to meters
11.7 grams to kilograms
78,999 milligrams to grams
0.0009 kiloliters to liters
Review for Chapters 20, 21 Match the problem with the correct formula/ information. 1. Calculate the number of electrons in a charged comb. 2. Calculate the distance between charged particles. 3. Calculate the field intensity knowing the potential differe
Refraction and Ray Tracing Assessment
1. An object is placed 30 mm in front of a lens. An image of the object is located 90 mm behind the lens. a. Is the lens converging or diverging? Explain your reasoning.
b. What is the focal length of the lens?