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A driver drives his car horizontally off a cliff at 30.0m/s. The cliff is 25m above...
An electron and positron (anti-electron) has rest energy 0.5 MeV. The two electron and positron traveling...
Living organisms are highly structured, and therefore much lower in entropy than the substances from which...
The coil in the figure carries current i = 1.58 A in the direction indicated, is...
Astronomers discover an exoplanet, a planet obriting a star other than the Sun, that has an...
5. The blood speed in a normal segment of a horizontal artery is 0.10 m/s. An...
A 2.9-kg cart is attached to a horizontal spring for which the spring constant is 60...
a miniature steam train rounds a bend in the track at 5.0 m/s. the curve has...
3 A) If too much water was added to much water is initially placed in the...
Coulomb's law for the magnitude of the force FFF between two particles with charges QQQ and...
On average, both arms and hands together account for 13% of a person's mass, while the...
A bullet of mass 20 g is fired horizontally from a gun with a velocity of...
Two identical traveling waves, moving in the same direction, are out of phase by π/3.0 rad....
The following data are time (s) vs height (km) for a rocket. time 20 40 60...
An 8.00-cm-long piece of wire is formed into a square, and carries a clockwise current of...
A billiard ball of mass m = 0.25 kg strikes the cushion of a billiard table...
At an amusement park, a swimmer uses a water slide to enter the main pool. If...
A rotational axis is directed perpendicular to the plane of a square and is located as...
If you lie on the ground at night with no cover, you get cold rather quickly....
Two ice skaters, Daniel (mass 70.0] kg) and Rebecca (mass 50.0 kg) are practicing. Daniel stops...
A mass m=0.65 kg hangs at the end of a vertical spring whose top end is...
A solid, uniform sphere with a mass of 2.0 kg is rolling from rest down an...
A mass, m, is attached to a long spring with spring content k and oscillates with...
A single slit of width 0.45 mm is illuminated with monochromatic light (λ = 650 nm)....
In order to investigate the structure of atoms, Ernest Rutherford performed his famous experiment, in which...
Determine the image distance for an object do= 5.500 cm from a diverging lens with radius...
A board with a mass of 6 kg, which is 4 meters long, rests on two...
A mole of an ideal monatomic gas is taken through a 3-process cycle. The gas was...
What of the following statements about polarization is wrong? (A) Longitudinal waves do not have polarization....
A toy cannon uses a spring to project a 5.22-g soft rubber ball. The spring is...
Throughout history, research in the physical sciences has often been limited by our abilitiesof safely observing...
Two identical wheels are moving on horizontal surfaces. The center of mass of each has the...
A 1.60 m cylindrical rod of diameter 0.500 cm is connected to a power supply that...
A 6 kg lead brick (density 11.3g/cm^3) is made in the unusual proportions length/depth/height = 3/2/1....
What will be the speed of a solid sphere when it reaches the bottom of an...
A m1 = 1.7 kg box is on a frictionless θ = 43 ∘ slope and...
How much energy is required to accelerate a spaceship with a rest mass of 128 metric...
1. Find the critical angle for light passing from air to glass if the angle of...
A torque of 15Nm is applied to a heavy wheel whose moment of inertia is 40...
2) Mass 1 is moving at 7 m/s in the +x direction and it collides in...
The velocity of a particle constrained to move along the x-axis as a function of time...
A disk is initially spinning at 16 counter-clockwise. After 4 seconds, it is spinning clockwise and...
A force of 1 KN is applied on a disk that has a radius of 50cm...
Water at a pressure of 4.00 atm at street level flows into an office building at...
Please answer all three questions: 1.Microwaves in the microwave oven have a frequency of 2.5 GHz...
Consider a string of length L that is clamped at both ends so standing waves that...
A cue ball traveling at 8.0 m/s makes a glancing, elastic collision with a target ball...
If one was given the length of a string, and a wavelength, it is possible to...
4. In zero gravity, water droplets will be spherical in shape. Explain why they’re spherical and...
A marble rolls down an incline, starting from rest 21.2 cm above the bottom. What's its...
9/ The star Betelgeuse has a wavelength of maximum emission of 923.5 nm, whereas the star...
to which physical quantity in linear motion os the quantity "moment of inertia" analogous to in...
Two objects are said to be in parallel when they both act on the system in...
A 45.6-kg girl is standing on a 147-kg plank. Both originally at rest on a frozen...
a.Just as car A is starting up, it is passed by car B. Car B travels...
A lump of clay with a mass of 0.0050 kg traveling at 11.5 m/s collides at...
If you stir a cup of leaves with a few loose leaves free to move in...
An object is 17.5 cm to the left of a lens of focal length 8.5 cm....
A computer hard disk starts from rest, then speeds up with an angular acceleration of 180...
Using diagram show the Hall Effect in n-type semiconductor and define hall voltage and hall coefficient.
A hiker walks 3.55 km north and then 2.50 km east, all in 4.00 hours. (a)Calculate...
On a frictionless horizontal air table, puck A (with mass 0.247 kg ) is moving toward...
Consider the situation from the previous problem, but this time, take air resistance into account. After...
For a charged hollow metal sphere with total charge Q and radius R centered on the...
A 100-µF capacitor is charged to 200 V, and then connected across (in parallel) an initially...
A 3.0-cm-tall object is 45 cm in front of a converging mirror that has a 25...
You are a disgruntled physics student (730N) standing in the middle of a frozen pond of...
How long (in s) would it take a 2.00 ✕ 105 kg airplane with engines that...
A flight attendant pulls her 70kg flight bag in an airport terminal holding the handle 50...
A small particle has charge -2.30\mu C and mass 3.00
A 97.0 kg ice hockey player hits a 0.150 kg puck, giving the puck a velocity...
4. If a capacitor is being charged through a resistor, the current in the resistor… a....
What is the definition of area vector A? Give an example of a commonly used application...
A thin, horizontal, 12-cm -diameter copper plate is charged to -4.0 nC . Assume that the...
Circular column of air with radius of 355 km. Temperature decreases to the east at 2.3...
You need to determine the density of a ceramic statue. If you suspend it from a...
An electron enters a region of space containing a uniform 0.0000149-T magnetic field. Its speed is...
Estimate the terminal speed of a wooden sphere (density 0.850 g/cm3) falling through air, if its...
A person bending forward to lift a load "with his back" (Figure a) rather than "with...
A yo-yo is made of two solid cylindrical disks, each of mass 4.7×10−2 kg and diameter...
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