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The distance from Dora’s palm to the center of her elbow joint is 32 cm and...
1. A person pushes on a doorknob with a force of 5.00 N perpendicular to the...
a. In uniform acceleration, acceleration is CONSTANT. Is velocity constant too? If yes, explain. b. Is...
An astronaut is traveling from the Earth to the planet Neptune. At a speed of 0.73...
a) A bag is carried in from your car. How much work do you do on...
What is the de Broglie wavelength and speed of an electron accelerated by a a potential...
A spring has a mass of 1 kg and its damping constant is c = 10....
4. When an object is placed at 15 cm from an optical lens it produces an...
1. In zero gravity, a uniform electric field along the x axis produces a force of...
5. An astronaut is traveling from the Earth to the planet Neptune. At a speed of...
To test some of the principles of physics a team of scuba divers sets up a...
A rectangular container with base area 15 cm by 18 cm is being filled with identical...
When is the sum of forces in the y direction equal to (N - mg) as...
This is part of our lab where we put styrafoam plates on a Van de Graaf...
In an exercise, a basketball player jumped up with an initial velocity of 5.60 m/s reaching...
a)a 7kg bowling ball collides with a 3 kg bowling ball by direct impact and its...
A radioactive source consist of 22g Na-22. Calculate the source's activity? The half-life of the isotop...
In a ballistic pendulum, a bullet of mass m = 5.50 g is fired with an...
Pendulum Lab In a given experiment you measure the maximum kinetic energy of an object Kmax...
Two open tubes both have actual length 1 m, but their diameters are D1 = 1...
Problem #6 A company supplying flammable liquid uses a plastic cylinder of radius r = 0.20...
a traffic light is supported by two cables as shown in the figure. 1 draw a...
Light can be detected when as few as 100 photons enter the eye in an interval...
At Mike’s old college, the clever (and rascally) students had a pastime called “funnelation”: the use...
15 grams of ice at -5° C are brought into thermal contact with 6 grams of...
Some animals, such as amphibians and sea birds, need to see above and below water. My...
1) discuss the role of mass on the force of gravity citing specific examples. 2) discuss...
1. An electron enters a magnetic field of magnitude 1.75T directed vertically upward. If the electron’s...
a steel ball is thrown downward with an initial speed of 10.5 m/s from the height...
At time t = 0, a 4.0 kg particle with velocity v with arrow = (5.0...
A) Charge a 3 microfarad capacitor by hooking it to a battery (a voltage difference supplier)...
What are the four interaction energies accounted for by extended DLVO theory? For each interaction, list whether...
In zero gravity, a uniform electric field along the x axis produces a force of -9.89...
a car accelerates uniformly from rest to 24.1 m/s in 9 s along a level stretch...
The plates of a capacitor are connected to a battery and accumulate charge. What will happen...
Mindy, a medical device engineer, is designing an apparatus to monitor the breathing of a patient....
a ball is shot from the ground into the air. at a height of 9 m...
a potter is shaping a bowk on a potters wheel roatinv ar a constanr angular velocity...
Two tiny conducting spheres are identical and carry charges of -23.9C and +65.2C. They are separated...
In the Rutherford scattering experiment, an alpha particle is aimed directly at a gold nucleus. The...
The weight of the rock in air is 0.91N. When it is completely submerged in water,...
A 80 kg man fires a 70 kg rifle which expels a 0.025kg bullet at a...
Two conducting plates with area A are separated by distance d. Between the plates is a...
. yz-d¨uzleminde bulunan ince plastik bir halkanın ¨uzerinde -9 nC’luk d¨uzg¨un da˘gılmı¸s y¨uk bulunmaktadır. Halkanın merkezi...
What ever happened to "action at a distance" in entangled quantum states, i.e. the Einstein-Rosen-Podolsky (EPR)...
If an object is in rotational equilibrium, can it still move? if an object is in...
Describe how leading-edge and trailing-edge F
a car starts from rest and travels 8.0s with a uniform acceleration of +2.0 m/s^2. the...
Find the gravitational field g(r) anywhere inside of a uniform sphere of mass M and radius...
A proton in a certain particle accelerator has a kinetic energy that is equal to its...
The centers of the moon and the Earth are separated by 3.84 x 108 m. The...
A) It has a 1000 turns toroid L = 4 (H) inductance with a radius of...
In the figure, the particles have charges q1 = -q2 = 150 nC and q3 =...
A ping-pong ball of mass 0.01[kg] and radius 0.0127[m] is spinning on a table (in one...
A satellite has a mass of 101 kg and is located at 2.01 106 m above the...
My Notes A toy cannon uses a spring to project a 5.35-g soft rubber ball. The...
In an adventure movie, a 68 kg stunt woman slips off a ledge, falls 7.5 m...
2. A) Calculate the frequency of the first Balmer line of hydrogen. B) If the above...
Two waves are traveling in opposite directions on the same string. The displacements caused by the...
How much energy is required to change a 40-g ice cube from ice at -10 Celsius...
All known quarks and antiquarks have: A) charges that are multiples of e and integer baryon...
Assume that a force acting on an object is given by F⃗ =axi^+byj^F→=axi^+byj^ , where the...
A block of mass m = 10.0kg is pulling along a surface with a constant external...
A projectile is launched 3.0 meters above the ground. The initial velocity of the projectile is...
A wheel rotates at a constant angular speed. Looking at a point on the rim of...
A boy drops a stone into a well and hears the splash of the splash of...
a 900kg car moving on a flat, horizontal road negotiates a curve whose radius is 500m....
Jacqueline is driving on a horizontal highway at 44.7 m/s. If the coefficient of static friction...
According to Ohm’s Law in electricity, the voltage (V ) across a resistor with a resistance...
I saw an amazing thing the other day, a bald eagle. The really amazing thing is...
PROBLEM 1 The position of a particle on the x axis is given by: x =...
A student decides to move a box of books into her dormitory room by pulling on...
a) Obligatory part Two same frequency waves y1 = 2sin(3x-2t) and y2 = 2cos(3x+2t) interfere to...
Explain, what is an isothermal process? a) Write the form of corresponding equation b) Show it...
You are a farmer and you come to a gate in your fence. The gate is...
By what factor must your blood pressure increase to compensate for a 5 % narrowing in...
In the figure below, assume that both charges are now +3.5
The long stick is pivoted at its boundary to make frictionless oscillations. If the length of...
A 6.03-g bullet is fired horizontally at a speed of 662 m/s directly toward a 3.89-kg...
A test rocket in the sky, is falling downward at a constant speed. It does however,...
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