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Kinematics. Forces. Energy. Waves & Sound. Electricity & Magnetism. 100. 100. 100. 100. 100. 200. 200. 200. 200. 200. 300. 300. 300. 300. 300. 400. 400. 400. 400. 400. 500. 500. 500. 500. 500. v. (m/s) [N]. A. 10.5. B. t (s). 5.0. 2.4. 2.8. -7.3. C.
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Kinematics Forces Energy Waves & Sound Electricity & Magnetism 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500
v (m/s) [N] A 10.5 B t (s) 5.0 2.4 2.8 -7.3 C Kinematics 100 In what region(s) is the object speeding up?
v (m/s) [N] A 10.5 B t (s) 5.0 2.4 2.8 -7.3 C Kinematics 200 Calculate the displacement of the object represented in the v-t graph.
Kinematics 300 Find the resultant displacement of the following displacement vectors. 12m [E], 17m [N20W], 8m [W50S]
Kinematics 400 What direction should you aim your boat if you hope to paddle directly across a river which is flowing at 7.5m/s [W] and you are able to paddle with a speed of 12m/s in still water? Assume you are standing on the south side of the river.
12m/s 7.5m/s
Kinematics 500 A model rocket is launched from the ground with a velocity of 73m/s[E45N]. What is its horizontal range?
Forces 100 An object has a weight of 49.05N on Earth. What will its weight be on a planet where g=3.43m/s^2?
Forces 200 A 10kg object is resting on a flat surface with static and kinetic coefficients of friction of 0.35 and 0.20 respectively. If 25N of force is applied to the object, what will be the force of friction?
Forces 300 A 10kg object is resting on a flat surface with static and kinetic coefficients of friction of 0.35 and 0.20 respectively. If 40N of force is applied to the object, what will be the force of friction?
Forces 400 Determine the maximum mass of the hanging object for the system to remain static. m=10kg μs=0.500
Forces 500 You push a 12kg shopping cart at an angle of 25 degrees above the horizontal with an applied force of 35N. The kinetic coefficient of friction between the wheels and the ground is 0.10. Determine the acceleration of the cart.
Energy 100Calculate the thermal energy released when 0.52kg of Uranium is completely annihilated via nuclear fission.
Energy 200 How fast will an object be traveling after 10.0m if it is dropped from rest, provided air resistance is neglected?
Energy 300Determine the shortest stopping distance of a 1500 kg car traveling 100km/hr on a horizontal road if the maximum static coefficient of friction the tires are able to generate is 0.75
Energy 400 How long, in minutes, will it take a 300W electric kettle which is 92% efficient to bring 0.50kg of water to its boiling pt? The specific heat capacity of water is 4200J/kgC and is initially at 25C.
Energy 500 Determine the height of the first hill of a roller coaster with m=40,000kg if it leaves the first hill from rest and is traveling at 15m/s at the top of the second hill which is 17m high. The average force of friction between the wheels and the track is 700N and the length of track between the top of the first and second hill is 200m.
Waves 100If sound is traveling at 322m/s, what is the temperature outside?
Waves 200The shortest resonance length of an open air column is 7.5cm when played with a 1200Hz sound. Determine the 2nd resonance length.
Waves 300Two nodes in an electromagnetic standing wave pattern are 6.1cm apart. The source emits 2,450,000,000 electromagnetic waves each second. Determine the velocity of the wave.
Waves 400Determine the temperature in a room where the shortest resonance length of a closed air column exposed to a 720Hz sound is 12cm.
Waves 500While watching a storm on a muggy 32C summer day, you record 2 times, 10 seconds apart from one another. The first time you record is a 5.2s delay from when you see a flash of lightning to when you hear the corresponding thunder. The next time delay you record is 4.7s. How quickly is the storm approaching you?
Electricity & Magnetism 100 A compass is placed below a straight conductor whose current is flowing [W]. What direction will the compass needle point?
Electricity & Magnetism 200 A conductor is placed within a magnetic field whose field lines point [S]. If the current flowing out of the plane that intersects the magnetic field, what is the direction of the force the conductor experiences?
Electricity & Magnetism 300 Two loads of 15ohm and 25ohm are connected in series to a battery. If the current flowing through the first load is 250mA, what is the potential difference at the battery?
Electricity & Magnetism 400 Two loads R1=200ohm and R2=600ohm are connected in parallel to a battery. The current leaving the battery is 0.100A. Determine the current flowing through R2.