Math/Physics

208,687 results, page 40

Physics

An electromagnetic radiation has a frequency of 5.00 X 10^14 Hz. Calculate its wavelength in a vacuum in metres and nanomatres?

Physics

I dropped an object from a certain height and gravity was acting on it. What type of motion is that and how do I know this?

Quick Question #2

How did Max Planck came upon/discover Quantum Physics? thank you

physics

How much work must be done in stopping a 3,000 kg truck traveling at 60 mph?

AP Physics

I posted questions down below about chapter 1 aparently they were missed.

physics

I can't fully understand Fermat's principle of least time (the modern version)

physics

Two point charges, +3.45 µC and -6.50 µC, are separated by 1.19 m. What is the electric potential midway between them?

physics(cross products of vectors)

How do I perform the right hand rule? I'm confused.

physics

A cart travels a constant speed of 2.80 ± 0.01 m/s for a time of 8.80 ± 0.04 s What is uncertainty, &deltax, in the distance, ?

physics

what is the angular speed of Earth around the Sun in radians per second

physics

If the resultant velocity is 29.7 m/s and is directed at an angle of 22 degrees, what are the horizontal and vertical components?

physics

What is the distance travelled in 22 s as a given sound moves through carbon dioxide at 0 C?

physics

If a car accelerates from rest at a constant 5.5m/s^2, how long will be required to reach 28m/s?

physics

A train accelerates from rest at a constant rate of 10 m/s^2. How fast is it going after 5 s?

physics

If jon has a weight of 645N what is his mass? I have to do this using the GUESS METHOD

physics 1

need wieght in lb.s an apple weighs 1N mass in kilograms give weight in lb.s

physics 8th grade

If a woman hasa mass of 50 kg calculate her weight in neutons

Physics

In ten to fifteen pages, write the applications and effects of solid expansion

Gr 11 Physics Optics Unit

Explain why a virtual image must always be upright.

physics

What happens to the gravitational energy of a firefighter when he slides down the fire pole?

physics

how do you calculate the frequency of a 2.500 m long pendulum in Quito, Ecuador, where g= 9.780 m/s^2

physics

how do you find the magnitude of the net force if you have 2 forces acting on an object: 8.4 N[S] and 7.5 N[E]

Physics

The longest and shortests wavelengths of the Lyman series of singly ionized Helium

science/physics

What acceleration will you give to a 25.8 kg box if you push it horizontally with a net force of 89.6 N?

physics

a guy walks one lap at 35 miles per hour, what is his velocity?

physics

How many 160ohms resistors must be connected in parallel to draw a current of 6.0A from a 120V

physics

how can a racing bicycle have the same linear momentum as a pick-up truck?

physics

what happens to acceleration due to gravity if you climb the tallest mountains on the earth ?

Health Physics

The human body is 20-25 percent efficient. In what form is energy lost?

Physics

Why use remote sensing for obtaining information about areas or objects?

Physics

Why use remote sensing for obtaining information about areas or objects?

physics

You throw a ball straight up at 25 m/s. How many seconds elapse before it is traveling downward at 13 m/s?

physics

You throw a ball straight up at 25 m/s. How many seconds elapse before it is traveling downward at 13 m/s? 1 s

Physics

Why is the CM of a 1.00m length of pipe at its midpoint, whereas this is not true for your arm or leg?

Physics

A 74.0 kg firefighter climbs a flight of stairs 12.0 m high. How much work is required?

physics

Estimate the magnitude of the electric field in a cell membrane with a thickness of 8nm

Physics

What are the horizontal and vertical components of a cat's displacement when it has climbed 5 m directly up a tree ?

quantum physics

To what speed must an electron be accelerated for it to have a wavelenght of 3.0cm?

physics

newyorks 33-m tower oscilatesnin the wind with a period of 6.80s calculate the frequency

physics

What factors directly affect how much air drag an object experiences?

Physics

how to find the average velocity and speed for an entire postion time graph

physics

what type of energy does an object at rest, but raised above the ground have?

physics

in joule thomson effect,why the temperature of inversion leads to negative sign?

physics

How much work must be done to stop a 1200 kg car traveling at 135 km/h?

physics

How much work must be done to stop a 1150-kg car traveling at 145 km/h?

physics

which is more work pushing with 115N over 15 m or lifting 20N 10meters

physics 101

A 72.9 kg man is standing on a frictionless ice surface when he throws a 1.6 kg book at 11 m/s.

Physics

If you are wearing a watch, what energy changes are taking place in it right now?

physics

Determine the net force necessary to give an object with a mass of 1.8 kg an acceleration of 5.7 m/s2.

Physics

A projectile is shot straight up from the earth's surface at a speed of 1.20×104 KM/HR. How high does it go?

Physics

A projectile is shot straight up from the earth's surface at a speed of 1.20×104 km/hr. How high does it go?

physics

if a current of 4900A is applied to a copper wire what might happen to it? does it burn or what?

physics

if an object has a mass of 615grams and a volume of 150cm3 is the density 5.86g/cm3

Physics

What weight of water is required to fill a 80 gallon aquarium? The answer must be in kN

physics

How center mass affects an arrows distance traveled (include source)

physics

A fisherman's scale stretches 3.5 cm when a 2.1 kg fish hangs from it. What is the spring stiffness constant?

PHYSICS RELLY QUICK QUESTION

is air resistnace negaitve because it opposes the motion?

College physics

To what temperature will 7700 J of heat raise 3.0 kg of water that is initially at 10.0 degrees C?

Physics

calculate the force between two identical charges of 1.0 x 10 exp -9 C separated by 1.0 Cm

Physics

what is magnitude of the centripetal if the tangential speed of the car is 2.0m/s and the radius of the wheel is 83m

physics

What is the resistance of a 40 watt light bulb if it is it to full brilliance by a current of .33amps?

Physics

What term describes a force that causes an object to move in a circular path?

physics

what is the relationship between independent and dependent variables in the experiment of snell's law

physics

calculate the total area of the walls of a room 5m long 4m wide and 2.5m high

Physics

How do you calculate error analysis? For example; 200 +- 5% Please explain if possible

physics

If 30 N of force is exerted over an area of 20 m2, how much pressure is being applied?

Physics

Wavw velocity is inversely proportional to what? (a) period (b) wavelength (c) amplitude (d) All of these

college physics

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

AP Physics

A bicyclist pedaled at 10 m/s (meters per second) in 20 seconds. What distance was traveled?

physics

does flux depends on electric field or just the enclosed charges only

physics

Explain the conditions where the assumption of total mechanical energy of a system is conserved.

physics

if a plane is flying 235 km/h and encounters west wind at 80 km/hr. What's its new velocity?

physics

If 30 N of force is exerted over an area of 20 m2, how much pressure is being applied?

Physics

at what velocity would a snowball melt before it hit the wall at 32 degrees?

physics

A truck covers 40.0 m in 7.00 s while smoothly slowing down to a final velocity of 2.45 m/s.

Physics

What does the value of the gradient of the graph (lg (g-field strength) against lg r(distance)) represent?

physics

Determine the net force necessary to give an object with a mass of 2.1 kg an acceleration of 3.5 m/s2.

college physics (bob again

would 2.68 meters be a reasonable height for the cliff?

physics

what happens to the speed of an airplane with a 25 km/h tailwind pushing ahead from tail to front?

physics- urgent

determine the estimated uncertainty for the area of circle with a radius of 10.45+-0.5cm

physics

if a motorcycle accelerates from rest through the 400 m in 10 sec flat. What is its acceleration?

physics

What is the acceleration of a vehicle that changes its velocity from 120 km/h to a dead stop in 7 s? Answer in km/h·s

physics

A stone is thrown vertically upward with a speed of 14.0 m/s from the edge of a cliff 89.0 m high

Physics

The sun has a raduis of 6.96*10^8m and a surface temperature of 5780K. How much power is radiating?

physics

Can an adult male be rescued from a fall by tying a rope to a car's axle?

physics

The speed of a train increased from 15 mi/hr to 25 mi/hr in a distance of 500 ft. Calculate the average acceleration in ft/s2.

Physics

what do you call the source of an intense narrow beam of coherent monochromatic light?

physics

3. A 5 N block slides down a 20° incline at constant speed. What is the frictional force?

physics

3. A 5 N block slides down a 20° incline at constant speed. What is the frictional force?

Physics

In what distance can a 25 gram bullet traveling at 250m/s be stopped by force of 5000N?

physics

as a ball moves upwards in the air, by how much does its speed decrease each second?

physics

as a ball moves upwards in the air, by how much does its speed decrease each second?

physics

find the ratio of the intensities of two sounds if one is 8 dB louder than the other

physics

How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.80 m/s^2?

physics

How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.80 m/s^2?

physics

spring has k=82 N/m use a graph to determine the work needed to stretch it from x= 3.8 cm to x=6.2 cm where x is the displacement

Physics

What is the instantaneous speed in m/s at the 10 s mark for a car that accelerates at 3 m/s(squared) from a position of rest?

physics

a satelitee breaks in half while in circular orbit about the earth

physics

A car can go from 0 to 85 km/h in 10 s. If the engine delivered twice the power, how many seconds would it take?

physics

A car accelerates from rest at 7.9 m/s2. How much time does it need to attain a speed of 5 m/s?

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