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Physics Questions
In a water pistol, a piston drives water through a larger tube of radius 1.30 cm...
Three charged particles form a triangle: particle 1 with charge Q1 = 95.0 nC is at...
Calculate the magnitude (in N/C) of the electric field 2.90 m from a point charge of...
A particle has a charge of +3.4 μC and moves from point A to point B,...
0.10 eV photoelectrons are ejected from a piece of calcium whose work function is 2.71 eV...
A bridge that was 10.4 m long has been washed out by the rain several days...
A thin rod has a length of 0.834 m and rotates in a circle on a...
A -4.80 μC charge is moving at a constant speed of 6.90×105 m/s in the +x−direction...
8. How do we know what Earth's temperature was many years before thermometers existed? From laboratory...
You want to go on a rope swing but you are concerned that the rope (which...
A hunter is standing on flat ground between two vertical cliffs that are directly opposite one...
In a ballistic pendulum, a bullet of mass m is fired into a stationary hanging block...
A satellite moves in a circular orbit around Earth at a speed of 5227 m/s. (a)...
A research vehicle designed by NASA is cruising at Mach 7.5 at 40 km. Determine the...
An automobile wheel has a mass of 32.4 kg and a diameter of 0.48 m. What...
White light (400 to 700 nm) is used to illuminate a double slit with a spacing...
A cannon, located 10.0 m from the base of a vertical 13 m tall cliff, shoots...
On a bright winter's day, a student notices an echo as he jogs between a high...
a charged capacitor is connected to an ideal inductur LC circuit with a frequency of oscillation...
A massless string is wrapped around a uniform solid cylinder, or a yo-yo, and the yo-yo...
Determine the following statement is Ture or False. Explain briefly. A satellite moves around a planet...
Muons are unstable subatomic particles that decay to electrons with a mean lifetime of 2.2 μs...
Consider a pipe with a length of 46.5 cm. If the temperature of the air is...
Before working this problem, review Conceptual Example 14. A pellet gun is fired straight downward from...
An electron is moving east in a uniform electric field of 1.52 N/C directed to the...
Steam enters an isothermal comp at 400 c and 100 kpa. the exit pressure is 10...
A red car and a green car are traveling along a straight road in the same...
A plane mirror is mounted on the back of a truck that is traveling at 30...
A force of 1 KN is applied on a disk that has a radius of 50...
Using the Law of Conservation of Energy, show that the slope of KE/m vs. y is...
Two long parallel transmission lines 43.5 cm apart carry 23.5 A and 77.5 A currents. A)...
A runner starts from rest and accelerates at a uniform rate 10m/s in the time interval...
a microwave oven has a power requirement of 1500w a frozen dinner requires 6.0 min to...
A 12 kg block begins from rest and slides down an inclined plane. After 10s the...
An electric power station that operates at 10 kV and uses a 10:1 step-up ideal transformer...
a radio station broadcasts on a frequency 1010 kilohertz (1010 khz). calculate the period in seconds.
n = 3.62 mol of Hydrogen gas is initially at T = 338.0 K temperature and...
2 kg of ice at -7 degree. if 5x10^6J of heat is added what is the...
For an independent study project, you design an experiment to measure the speed of light. You...
The figure shows a stream of water flowing through a hole at depth h = 19.5...
Three charges are located at (0,0) +8nC; (7,0) -2nC; (0,3) +4nC. What is the magnitude of...
The electrons in the beam of a television tube have a kinetic energy of 2.40 ×...
A baseball of mass 0.15 kg is thrown at a batter at a speed of 42...
Two spaceships approach the Earth from opposite directions. According to an observer on the Earth, ship...
Capacitors!! A) If you want to increase the capacitance by changing the shape and size of...
You have only 1 kg of copper and want to make a practical solenoid that produces...
A curve of radius 71 m is banked for a design speed of 95 km/h ....
A second baseman tosses the ball to the first baseman, who catches it at the same...
A 45.0 kg uniform rod 4.40 m long is attached to a wall with a hinge...
An object whose density is less than the density of water will have a specific gravity...
Find the latest edition of the U.S. Department of Energy’s Monthly Energy Review (available online). Under...
A 10.7-kg cylinder rolls without slipping on a rough surface. At an instant when its center...
A skater has a moment of inertia of 4kg.m2 when both her arms are outstretched rotating...
Lab 4: In scenario 3, a projectile is launched from a cliff at some angle above...
In an MRI machine, a large magnetic field is generated by the cylindrical solenoid surrounding the...
A diverging lens has a focal length of 20.0 cm. Use graph paper to construct accurate...
A constant force is exerted on a cart that is initially at rest on an air...
The two most prominent wavelengths in the light emitted by a helium discharge lamp are 686.7...
It is generally a good idea to gain an understanding of the \"size\" of units. Consider...
Ethyl alcohol has a boiling point of 78.0 degrees Celsius, a freezing point of -114 degrees...
You are driving down the highway at 14.9 m/s when you approach an automobile accident on...
An object of mass 0.9 kg has a speed of 4.2 m/s at position 1 and...
Suppose that the equation of motion for a particle (where ss is in meters and tt...
You have two people, one of whom is standing at the bottom of a building and...
second stage of fusion: med./high mass stars: what happens to the body of medium mass stars...
1. A 4-meter plank weighing 8 kg is lying on a dock with 2.71 meters of...
An electron is located half way between two parallel metal plates that are separated by a...
The light emitted by a helium-neon laser has a wavelength of 632.8 nm in air. As...
Which one of the following choices represents the largest kinetic energy? a) Mars is moving in...
You find yourself on the surface of another planet. You have a pocket watch (because you’re...
A cannon fires a projectile when an airplane passes just over it, at a height of...
While visiting a winery, you observe wine shooting out of a hole in the bottom of...
It was shown in Example 21.11 (Section 21.5) in the textbook that the electric field due...
A very long, straight solenoid with a cross-sectional area of 2.33 cm2 is wound with 86.6...
A 0.36-kg ball is thrown vertically upward with an initial speed of 12.5 m/s. What is...
What is the peak wavelength of light coming from a star with a temperature of 7,750...
1) What two sources of error are most likely to affect your results? 2) Suppose protons...
Item 3.5 X-rays with a wavelength of 0.0711 nm create a diffraction pattern when they pass...
A particle with a charge of 0.33 C is moving at right angles to a magnetic...
please only answer of you know it for sure. A sump pump is draining a flooded...
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