Math/Physics

210,322 results, page 60

Quantum Physics

An electron drop to what energy level is likely to emit a photon in the infrared region?

Physics

An elevator is moving upward at 1.03 m/s when it experiences an acceleration 0.31 m/s2 downward, over a distance of 0.73 m. What will its final velocity be?

physics

a bomb of mass 5 kg explodes in to two equel fragments. At what angle these fragment fly apart ?

physics

A car traveling 28 mi/h accelerates uniformly for 6.7 s, covering 555 ft in this time. What was its acceleration? Answer in units of ft/s 2

physics

on a cool night with no wind, people facing a campfire feel a breeze on their backs explain

Physics

Determine the tension in a 40 cm long pendulum when a bob of mass 200g moving at 0.7 m.s is 15 degrees from the vertical?

Physics

someone in a car going past you at the speed of 31m/s drops a small rock from a height of 1.5m.

Physics

What is the mass of a paratrooper who experiences an air resistance of 400 N and an acceleration of 4.5 m/s2 during a parachute jump.

physics

state the surface powers required to produce the following lenses with +6.25D front curves. a. -0.50 DS 6. +0.50 DS c. +1.75 DS

Physics

Find the energy stored in the solid flywheel of mass 8.0×104 and radius 1.8 when it's rotating at 290

physics

State the surface powers required to produce the following lenses with +6.25D front curves. a. -0.50 DS b. +0.50 DS c. +1.75 DS

physics

State the surface powers required to produce the following lenses with +6.25D front curves. a. -0.50 DS b. +0.50 DS c. +1.75 DS

physics

State the surface powers required to produce the following lenses with +6.25D front curves. a. -0.50 DS b. +0.50 DS c. +1.75 DS

Physics

What is the image distance of a 4 cm tall object placed 40 cm from a concave mirror having a focal length of 10 cm? -13.3 cm 13.3 cm -40.0 cm 40.0 cm

Physics

What is the magnification of a 4 cm tall object placed 40 cm from a concave mirror having a focal length of 10 cm? 0.33 -0.33 1.33 -1.33 I'm thinking B.

AP Physics

A 1200 kg car is moving at 33 m/s then has the brakes applied at a deceleration of 6.1 m/s. How far will it move before stopping?

college physics

A cannonball shot at an angle of 60 Degrees had a range of 196m. What was its initial speed?

Physics

What push parallel to a 42 incline is required to just start a 340 N block sliding up the plane? us = 0.6

Physics

how much potential energy does Tim, with a mass of 62.0kg, gain when he climbs a gymnasium a distance of 3.8m?

Physics

how much potential energy does Tim, with a mass of 62.0kg, gain when he climbs a gymnasium a distance of 3.8m?

Physics Help!

Find the total kinetic energy content of 1.55 moles of an ideal gas at temperature 435 K

physics

calculate the period of a ball tied to a string of length 1.9 m making 1.5 revolutions every second

physics

calculate the period of a ball tied to a string of length 1.9 m making 1.5 revolutions every second

physics

find the change n momentum of a 1120-kg car that increases its speed / what minimum force is need to do this?

Physics

Steam of mass 11.0 g at 100°C is added to 114.8 g of ice at 0.00°C. Find the final temperature of the system.

Physics

A long jumper leaves the ground at an angle of 24.3◦ to the horizontal and at a speed of 10.6 m/s. How far does he jump?

physics

A standing wave has a wavenumber 200 rad/m. What is the distance between two adjacent nodes?

physics

you are to determine the amount of sugar dissolved in solution. how can you use polaroid filters to complete the task?

physics

Which consumes more energy, a 1.5 kW hair dryer used for 10 min or a 10 W night light left on for 19 hr?

Physics

When an inflated baloon is been put in the freezer for 15 minutes, which of the ideal gas law is the observation

physics

3 points particles with masses 4kg,2kg,3kg are at the corners of equilateral triangle of side m =2m.

PHYSICS DUE SOON

A 95.1-g ice cube is initially at 0.0°C. (b) What is the change in entropy of the environment in this process? ___________J/kg

PHYSICS HELP

1 1200kg car is accelerating at 1.6m/s/s. If the coefficient of friction is .15, what is the force supplied by the engine? please help! urgent!

physics

A block of mass 25.5 kg is released on a ramp with an angle of 31.70 degrees. The coefficient of friction is 0.45. Find the acceleration.

physics

show that none of the principal moments of inertia can exceed the sum of the other two Please help me thank you

physics

A 1.56kg seagull dives through the air and gains 4495 of energy.What is the birds speed?

Physics

a child twirls a yo-yo about in a horizontal circle. The yo-yo has a mass of 0.20 kg and is attached to a string 0.8 m long. what is the velocity of the yo-yo? thanks!

physics

How much work is needed to lift a 400kg engine upward 1.5 meters out of a car?

physics

How much work is needed to lift a 400kg engine upward 1.5 meters out of a car?

physics

How much work is needed to lift a 400kg engine upward 1.5 meters out of a car?

physics

An Otto engine has a maximum efficiency of 33.1 %; find the compression ratio. Assume that the gas is diatomic.

Physics

What is the frictional force between the tires of a 2000 kg car and an asphalt road if the coefficient of friction is 1.2?

Physics

What is the frictional force between the tires of a 2000 kg car and an asphalt road if the coefficient of friction is 1.2?

PHYSICS

Find the electrical force that exist between two particles having 6.0 mC and 18 nC when they are 0.5cm apart

physics

How much potential energy does DeAnna with a mass 57.0 kg, gain when he climbs a gymnasium rope a distance of 3.7 m?

Physics

An object was fired with an initial speed of 33m/s at an angle of 32 degrees from the horizontal. How long was it in the air?

Physics

The crate, m=68kg, is pushed up an incline, θ=24degrees, at a constant velocity with Fp=500N. μk=?

science

How can I find the physics behind why a wheel moves faster or slower than other wheels? Is this friction?

Gr 9 Science - physics

If all 3 resistors in a series 12V circuit are the same, what will the voltage be across resistor no. 3?

physics

A helicopter blade spins at 110 revolutions per minute. Its tip is 5.50 m from the center of rotation.

Physics

How far above the surface of the earth would you have to be before your weight is reduced by 12.89%? Please Help !

Physics

If a bullet was fired straight up at a speed of 30 m/s, what would be the total time for it to return to its starting point?

Physics

If a bullet was fired straight up at a speed of 30 m/s, what would be the total time for it to return to its starting point?

Physics

If a bullet was fired straight up at a speed of 30 m/s, what would be the total time for it to return to its starting point?

Physics

If a bullet was fired straight up at a speed of 30 m/s what would be the total time for it to return to its starting point?

Physics

Your friend of mass 150 can just barely float in fresh water. Find her volume.

Physics

To rearrange the furniture in your room, you need to exert a force of 20 N to push your desk 10 m. How much work do you do?

physics 112

what is meant by a change in temp of 1 degree celcius on the scale of a platinum resistance thermometer

Physics

While sitting in class your body exerts a force of 600 N on your chair. how much work did you do?

Physics

A meteoroid is speeding through the atmosphere, traveling east at 19.0 km/s while descending at a rate of 12.9 km/s. What is its speed, in km/s?

Physics

How much energy is released when 1 gram of steam condenses to water at 100 degrees Celsius?

physics

in order to catch a fast moving softball with your bare hand doing this reduce the catching forcebecause the what

Physics

Two resistors 3 Ù and 6 Ù are connected in parallel across a 6 V battery. What is the current flow through the 3 Ù resistor?

Physics

A shopper stands 0.6 m in front of a diverging mirror of focal length 0.2 m. Where is the image located and what is the magnification?

Physics 202

Find the period of a satellite with a circular orbit 350 above Earth's surface.

Physics, Please Help

How much time does it take a pulse of light to travel through 120 m of water?

physics

At what distance is the electrostatic force between two protons equal to the weight of one proton?

Physics

A car travells 20 km due north and then on a bearing of 90 degrees for 12km. Use a scale drawing.

physics

For a simple 15 upward ramp, what length would be needed for a runaway truck traveling 140 ?

Physics

You're sailboarding at 7.0 m/s when a wind gust hits, lasting 6.8 s accelerating your board at 0.47 m/s2 at a 35 degrees to your original direction.

Physics

If a light bulb draws 60 watts and I leave it on for 5 hours, how much energy has been consumed?

Physics

A 100kg steel beam falls from rest from a height of 20m, Find its impact speed.

Physics

Plane flying southwest at 155mi/hr. their is a wind from the west at 45.0mi/hr. what's the planes new velocity

Physics

Let U=(13i3−i). What is U†? Explicitly indicate multiplication with a * symbol. For instance, you should write 3*i+2 instead of 3i+2.

Physics

Calculate the speed in m/s at which Earth revolves about the Sun. You may assume the orbit is nearly circular.

physics

What is the orbital radius and speed of a synchronous satellite which orbits the earth once every 24h?

Physics

A mass of 100 gram is fallen down,which will be the kinetic energy after 5 second of its fall?

Physics

500 calories of heat is added to 2.0 g of water at 80 degrees Celsius. How much steam is produced?

Physics

Let U=(13i3−i). What is U†? Explicitly indicate multiplication with a * symbol. For instance, you should write 3*i+2 instead of 3i+2.

physics

At what height above Earth's surface is the gravitational acceleration reduced from its sea-level value by 0.60%?

physics

If you do 110 J of work to elevate a bucket of water, how much energy did you add to the gravitational field?

physics

If your boat weighs 1400 N, how much water will it displace when it’s floating motionless at the surface of a lake?

Physics

6. If your boat weighs 1200 N, how much water will it displace when it’s floating motionless at the surface of the lake?

college physics

a bus that is traveling at 30.0km/h speeds up at a constant rate of 3.5m/s2. what velocity does it reach 6.8s later?

Physics

An iron railroad track 1000 feet long is at a temperature of 0 oC. How much does it expand when heated to 33 oC?

physics

the sounds of a cricket gets stronger as you get closer to it. if you get twice as close, how much louder will the sound be?

physics

how long 1.2kw electric kettle take to heat 0.8kg of water from 20c to 100c?

physics

waves in a lake are observed to be 5 cm in length and to pass an anchored boat .8 s apart. the speed of the wave is

physics

What is the maximum acceleration a car can undergo if the coefficient of static friction between the tires and the ground is .90

physics

For non-conservative forces, the work done does depend upon the path taken. True or False?

Physics

A 3 cm flower is placed 40 cm from a converging lens with a focal length of 15 cm. What are the orientation, size and type of the image?

physics

an airplane taking off from a landing field has a run of 500m. Calculate the average acceleration in ft/s2.

Physics

A body with a mass of 75 kg is located at a height of 20 m. If it is allowed to free fall to the ground. What will be its velocity on impact?

physics

A20 kg box is suspended from the ceiling by robe that weight of the rope is 1kg find the tension

physics

if the direction of a magnetic field around a straight wire is counterlcockwise, which direciton is the current traveling?

Physics

determine the image distance for an object that is 45.0 cm from a double convex lens having a focal length of 15.0 cm

Physics

Newtons second law What net force acting on a 14kg wagon produces an acceleration of 1.5 m/s^2?

Physics

If the same shoe were dropped from a height of 40m, how many seconds would it take it to hit the floor?

physics

a body is moving with uniform acceleration of 10m/s2.if it starts from rest calculate its displacement after 5s

physics

a body is moving with uniform acceleration of 10m/s2.if it starts from rest calculate its displacement after 5s

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