Math/Physics

207,579 results, page 32

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

Physics-Rutherford

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 1.3-g 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 50-kg rider and her 250-kg 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 x-direction 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 10-ohm 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 1.58-kg 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 9.1-µF and a 6.8-µF capacitor are each charged to 2.5 multiplied by 10-4 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?

physics

Distance covered per unit of time is called _________.

Physics

Could you explain to me how it is possible to run a distance of 1.0 km and have zero displacment.

physics

what is the speed of light moving through a medium of index of refraction 2.45?

physics

a spacecraft has an acceleration of magnitudes 5.0g what distance is needed for it to attach a velocity of 10 km/s?

Physics

the total amount of energy possessed by a body always remains.............

Physics

for imcomplete cancellation to occur, opposite pulses must have?

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