Math/Physics
214,834 results, page 33

Physics
does anyone know what the rate of sound waves is for 12.6hz? Never mind got it 
PHYSICS
The masses and coordinates of four particles are indicated in the following table. 40 g 
Physics
When hitting a golf ball, does the force of gravity increase or decrease?? 
Physics
What voltage is required to store 7.0 105 C of charge on the plates of a 5.0 µF capacitor? _________ V 
Physics
what is the use of knowing the center mass of an object when making a calculation? 
Physics
Why does the central maximum of a diffraction pattern is twice as long as any other? Thank you 
Physics
Why does the central maximum of a diffraction pattern is twice as long as any other? Thank you 
Science (physics)
I need to know how to build a catapult. I have no idea of where to start. 
physics
what is the initial velocity (Vyo) of a projectile launched horizontally? why? i know that it is 0 m/s, but i don't know why/how to explain it. 
physics
Is it possible for a collision to occur in which all of the kinetic energy is lost? 
physics
245kg=????ug I do not know how to change this to ug so if anyone could please show me how I would really appreciate it. 
physics
if the pulling force P is 150 N and the crate dosent move, what is the magnitude of f 
PhysicsRutherford
Can you please give me a brief explanation of Rutherfords experiment? 
Physics
The average radius of the earth is 6.38*10^6m. Is the diameter just twice that or 12.8*10^6m. The circumference is 6.28(6.38*10^6)=40.1*10^6m 
Physics
Find the gravitational force between the sun and the earth in newtons? 
Physics/chemistry
Describe the partcle Theory of a HOt air Balloon? 
Physics
If you weighed 112 N on the Moon where g=1.6N/kg, how much would you weigh on Earth? 
Physics
(dwrls) If it is $ .20 $/kWh x 10kWh = Would it cost $2.00 per hour? 
Physics
what is the amount of gravity im m/s on each planet in the solar system. I need to know by Wednesday. Thanks 
Physics
The energy of a photon is directly proportional to its..... I think it may be frequency. Is that correct? 
Physics
In the photoelectric effect, what determines the kinetic energy of the ejected electrons? 
PHYSICS
Calculate the power output of a 1.3g fly as it walks straight up a windowpane at 2.5 cm/s 
Physics
How can elements with low atomic numbers have so many spectral lines? 
Physics check
In 1906, J. J. Thomson won the Nobel Prize for the discovery of the ..... electron? 
Physics
What does wave interference have to do with the electron energy levels in an atom? 
physics
How would you do this? The K is 25.0 N/M The spring's max amount of elastic potential energy? 
physics
How would you do this? The K is 25.0 N/M The spring's max amount of elastic potential energy? 
physics
what 2 factors determine the size of the force of gravity? & what is the relationship between them? 
physics
how do you compare mass and weight on the earth, moon, and outer space? 
physics
i was just wondering what approx is the change in PE in J when standing up from your chair and the KE when walking in J. 
physics
i was just wondering what approx is the change in PE in J when standing up from your chair and the KE when walking in J. 
Physics
What is the speed of an electromagnetic wave that has a frequency of 7.8 x 10^6 Hz? How would I solve this problem? 
physics
what will happen to a block of iron with a whole in the middle if put in oven 
physics
Explain how the pitch of the roaring sound relates to the length of the tube. 
physics
How much force is needed to accelerate a 50kg rider and her 250kg motorcycle at 5 m/s2? 
Grade 11 Physics
Rearrange the equation : d=v2t  1/2at(squared) to solve for a 
physics
An object is thrown vertically upward with a speed of 19.1 m/s. How high does it rise? 
physics
In Harmonic Motion how does the value of g affect the time period of a pendulum? 
Physics
Does the velocity of a model rocket increase or decrease when the parachute is deployed? 
Physics
When a spring is fully extended is the kinetic energy high or low? Why? 
physics
At what altitude above Earth's surface would the gravitational acceleration be 3.0 m/s2? 
physics
At what altitude above Earth's surface would the gravitational acceleration be 3.0 m/s2? 
Science  gr. 10 physics
How do you find displacement when given a velocity/time graph? 
Physics
Why does a pencil look broken if you hold it at an angle in a beaker of water? 
Physics
How far does a photon (light) move in one nm in units of feet? 
Physics
How large is the current U.S. depth and the trade deficit in exponential notation? 
Physics
How is Snell's law being used in real life application? 
Physics
Why does frequancy stay the same when going through different mediums? 
physics
If the planes mass with them in it was 318kg, calculate the force due to weight? 
physics
why does the total mechanical energy on a roller coaster stay the same? 
physics
What is the momentum of a proton travelling at v = 0.95c in the xdirection in the reference frame? 
physics
a = m2^1 (m1 a) g solve for acceleartion it's the same post below they cancel out 
Physics
Is mass the one and only thing that produces a gravitional force??? 
Physics (algebra bit)
rearanging V^2 = Vo^2 + 2 a (X  Xo) for V gives me V = (Vo^2 + 2 a (X  Xo))^(2^1) or this V = (Vo + 2 a (X  Xo))^(2^1) How come Vo^2 dosen't become Vo 
physics
What is the magnitude of the acceleration of a sprinter running at 9.0 m/s when rounding a turn of a radius 26 m? 
college physics
the question is that what happened when the ozone layer becomes destroyed? 
Physics
How many meters does a bug fly in 1120 seconds if it travels at 1 cm/sec.? 
Physics
What do we call the combinations of all forces that act on an object? I really do not know this! 
physics
What is the wavelength of the higher frequency limit (18 megahertz) in dry air at 0 C? 
physics
What is the distance traveled in 22 s as a given sound moves through seawater at 25 C? 
physics
What is the distance travelled in 22 s as a given sound moves through steel? 
physics
Please show me how to derive the relativist mass formula: m = m0 / sqrt(1  v^2/c^2)? 
physics
an apple weighs about 1N. what is its mass in kilograms ? what is its weight in pounds? 
Physics
14. Which of the following wavelengths will produce standing waves on a string that is 3.5 m long? a. 1.75 m b. 3.5 m c. 5.0 m d. 7.0 m 
Physics
The voltage across a 10ohm resistor carrying 3 amps must be? 
physics
At what temperature do the molecules of nitrogen gas have an rms speed of 35 ? 
physics
what is the weight of a 100kg man on the moon with a gravitaional acceleration of 1.6m/s(squared)? 
physics
How far does a 1.58kg stone with the kinetic energy of 3.11 J go in 1.86 s if it is moving in a straight line? 
physics
find time it takes for a sprinter to accelerate from rest to 10 m/s. If acceleration is 4.0 m/s sq. 
Physics
A 2000 kg truck is raised 15 m in an elevator. What is the increase in its potential energy? 
PHYSICS
how long in seconds does it take for a car to accelerate from 0 to 100 km/h2 if acceleration is 10 m/s2? 
physics
A ball is thrown up with a speed of 30m/s, what is the maximum height reached? 
physics
A 1 kg block drops from a table and accelerates towards the floor at 10 m/s2. What is the force? 
Health Physics
As the shape of the diaphragm is changed dueing respiration, what does it possess? 
Health Physics
What is the name of the company that all "good" machines are made of? 
physics
What is the potential energy of something with a mass of 10g on a hill with a height of 5m? 
PHYSICS!!!
iN THE EQUATION FOR THE MAGNITUDE OF TORQUE, WHAT DOES THE QUANTITY d sin radians represent. 
physics
An object has a length of 5.0 cm, a height of 3.0 cm and a width of 15.0 cm. It has a mass of 24 grams. What is its density? 
physics
how do equipotential lines differ in the patterns they make for different geometries? 
Physics
A soap bubble is given negative charge, what will happen it the radius and why? 
physics
What is a capacitor used for in a current other than just collecting energy? 
Physics
How can i find the averagee veloity and speed for a postion time graph 
Physics
Compare magnetic and electrostatic forces. In what ways are they a) similar, b) different 
physics
What is the weight of a 0.2kg toy on or near the surface of the Earth? (g = 9.8m/s2? in newton 
physics
What is the weight of a 0.2kg toy on or near the surface of the Earth? (g = 9.8m/s2? in newton 
physics
A 9.1µF and a 6.8µF capacitor are each charged to 2.5 multiplied by 104 C. Which has the larger electric potential difference? 
physics
how long does it take a 19kW steam engine to do 6.8x10^7 J of work? 
physics
if velocity vector is changing but speed is constant, can there still be work 
physics
Show that beta = 3 alpha Why a gas has two heat capacities? 
physics
How far will 350 joules raise a block weighing 7 newtons? 
9th grade conceptual physics
How do you find the cargo capacity for a boat? 
11th grade Physics
How many current paths are there in a series circuit connection? 
11th grade Physics
How many current paths are there in a parallel circuit connection? 
Physics
calculate the kinetic energy, in J, of a 1200kg automobile travelling at 36km/h 
Physics
What is the kinetic energy of an automobile with a mass of 1250 kg traveling at a speed of 11 m/s? 
physics
the position of the box 3 seconds after the oscillations have started 
physics 101
explain rocket propulsion in terms of conservation of momentum 
physics
The slope of a Velocity versus Time graph will tell you the object’s what 
general science
in physics the desire of an object to keep doing what it is doing" is temed _______. 
physics
A 1000 kg sports car accelerates from 0 to 30 m/s in 10 s. What is the average power of the engine?