Math/Physics

211,502 results, page 29

physics

what happens when sun collapsed inside black hole?

physics

What is the kinetic energy of a 15 kg dog that is running at a speed of 8.9 m/s (about 20 mi/h)?

physics

You drive a car 7 h at 42 km/h, then 7 h at 65 km/h. what is your average velocity? answer in units of km/h

physics

why is the pressure on the ground more when a man is walking than when he is standing?

physics

When does the rocket reach maximum height? Answer in units of s

Physics

What is the maximum amount of force a human can exert in newtons?

Physics

how can the equilibrant of two or more concurrent forces be found

physics

a cannonball is fired straight up at 60m/s. how long does the flight last?

physics 12

a 1kg satellite has an orbital period of 4 hours. what's the altitude?

physics

How do you know what element is chemically active on the periodic table? PLS HELP

physics

HOW DO YOU SOLVE FOR COS THETA. I KEEP GETTING ERROR.

physics

What is its velocity when it returns to the level from which it started? Answer in units of m/s

Physics

What is the KE (in J) of a 2650 lb Honda Civic traveling at 100 mph?

physics

What is the net flux through the surface when charge is at the centre?

physics

a man has ten 1/10 ohm resistors with him . what is the maximum current that he can get with them?

physics

Suppose you increase your walking speed from 1m/s to 3m/s in a period of 1s. What is your acceleration? a:2m/s b:5m/s c:4m/s d:3m/s

physics

Suppose you increase your walking speed from 1m/s to 3m/s in a period of 1s. What is your acceleration? a:2m/s b:5m/s c:4m/s d:3m/s

Physics

A boy walk 1km due north.what is his displacement?

Physics

how much work is done when a magnet pulls a piece of iron?

Physics

why the ray reflected by the prism is brighter than that by the plane mirror?

physics

how much force is exerted on a bag that is lifted at 5m/s^2 with 18.5kg in it

physics

how does a dessert fox's large ears help it keep cool?

physics

A 90kg gorilla slides down a jungle vine

physics

how long does a car with an acceleration of 2.0 m/s^2 take to go from 10m/s to 30m/s?

physics

the image you see in a plane mirror appears to be at what distance?

physics

The speed of an electron is known to be between 3.0×10^6 m/s and 3.3×10^6 m/s . Estimate the uncertainty in its position.

Physics

The speed of an electron is known to be between 3.0×10^6 m/s and 3.3×10^6 m/s . Estimate the uncertainty in its position.

Physics

If light in air is incident at 20°, at what angle is it refracted in glass?

Physics

What is the energy (in eV ) of a photon of visible light that has a wavelength of 500 nm ?

physics

How much work must be done on a 8.0 kg ball to give it a velocity of 36 m/s?

Physics

What is the energy released in the fusion reaction: 2H+2H--> 4He + Q? How do I calculate this?

physics

Part C Calculate (in MeV ) the total binding energy for 40 Ca .

physics

What is the maximum acceleration of a platform that oscillates with an amplitude of 3.1 cm at a frequency of 8.0 Hz?

physics

how much work can a 500 W electric mixer do in 2.50 min?

Physics

What is the magnitude of the earth's gravitational field at sea level?

physics

What is a car average acceleration if it slows down from 22ms to 15.7 m/s in 2.15 s?

Physics

Radio waves carry a ____ from a station to your home

physics

what is the distance, given the velocity that has magnitude 1.2 m/s within 40 min.?

physics

does the flame of gas stove emit light?explain

Physics

What happens to the internal energy of an ideal gas when it is heated from 0C to 4C?

physics

What happens to the internal energy of an ideal gas when it is heated from 0C to 4C?

Physics

How can one solve this equation for t? Y = 1.3 + 18.8 t - (g/2) t^2 = 0 (Assume g = 9.8 m/s^2, the value on Earth)

physics

assign units and determine net forces in a situation.

physics

An sky object accelerates at 2m/s calculate the acting force on it

physics

what is the mass of a car that weighs 60 000 Newtons on the moon?

Physics

Can you think of any ways to measure instantaneous speed directly?

physics

what happens when a liquid is being heated at its boiling point?

physics

it takes 14 seconds for a runner to go from 5m/s to 19m/s? how do you calucate acceleration

physics

you drive a car for 2.0 h at 40km/h, then for another 2.0 h at 60km/h. what is your average velocity?

science (physics)

five examples of potential energy with diagram

physics

what is the value of weight of a body of 10kg at the pole and equator ?

physics

What is the average acceleration (in km/h2) of the bus for the entire 3.5-h period? Point A = (32,1) B = (46, 2.25) C = (38, 3.5)

physics

What is the weight of a 12 kg mass on the moon if the gravitational acceleration (g) was only .8 m/s/s?

physics

A train has a velocity of 72km/h. How far does it travelled in 1/2minutes

physics

in electrolysis how is conductivity affected by the molecular mass of the solution

physics

How many joules of potential energy does a 1.5 kg book gain when it is elevated 4.2 m?

physics

how much force is needed to accelerate a 1800 kg car 3m/s 2

Physics

If the angle decreases what will happen to the tension? Please explain why.

physics

how fast can a 125N force accelarate a12 Kg. object?

physics

Calculate the weight (in English units) of a 2300 kg tiger.

physics

is there any gravitational force existent between charged objects?

physics

Find the density of a 4.2- kg solid cylinder that is 13 cm tall with a radius of 5.0 cm.

Physics

1. How is it that you could list five different speeds you are going at this moment?

physics

Find the density of a 4.2- kg solid cylinder that is 13 cm tall with a radius of 5.0 cm.

physics

Find the mass in grams of a carbon dioxide molecule.

physics

Find the number of atoms in a gold ring of mass 6.43 g.

Physics

how to find how many ridges a 10 p coin has? What do we measure and how do we work it out?

Physics

What is the frequency of an electromagnetic wave if it has a wavelength of 1.4 km? The speed of light is 3 × 10 8 m

physics

What is the value of charge of a body that Carries 20 excess electrons

physics

what is the heat capacity of a gold ring that has a mass of 5.00g?

Physics

I want a best project for science fair plz tell me

Physics

An EM wave has a wavelength of 620 nm. What is its frequency? How would we classify it?

Physics

Find the frequency of a wave whose period is 0.320s.

physics

What voltage is required to run a 45 W light bulb if the current is 0.5 A?

physics

If a voltage difference of 3V causes a 1.5 current, what is the resistance in the circuit

Physics

Find the length of a simple pendulum that completes 17.0 oscillations in 35.0 s.

physics

what is the mass of a playset that is moved with 580n of force for 11 seconds at 1.5 m/s?

physics

what color appears on the screen where the two beams overlap?

Physics

Calculate the de Broglie wavelength of a proton moving at 5.50x10^5 m/s.

physics

Three resistors, 12 Ù, 18 Ù and 36 Ù, are connected in parallel. What is the equivalent resistance

physics-14

If room temperature is 70 degrees farenheit,what is kelvin?____

physics

what is the speed of 1kg object when the kinetic energy is 1 joule

physics

What is the index of refraction of a liquid in which the speed of light is 2.22 x 108 m/s?

physics

if givin 115 osculations in 2.40 seconds, what is the length of the pendulum

physics

calculate the distance co verb for an object of mass20kg and force600n

physics

find the area of parallelogram whose adjacent sides are +3+3 and -3-2+.

physics

As the wavelength of a wave in a uniform medium increases, its speed will ?

physics

how many RPM are required to attain 1g with a radius of 840 feet

Physics

Explain why a balloon expands when heated and contracts when cooled.

physics

how friction is non conservative in nature. explain with examples

physics

if an object weighs 6 kgs on earth, what will it's weight be on mars

physics

Find a vector of magnitude 18 which is perpendicular to both the vectors 4i^-j^-3^ and -2i^+j^-2k^.

Physics

What is the average acceleration of a baseball that goes from zero to 47 m/s in 0.132 s?

physics

A sports car accelerates from rest to 100 km/h in 6.25. What is the acceleration in m/s^2?

physics

Find x- and y-components of the vector \vec {v}=(2.0cm/s , - x-direction).

physics

if a juggernaut decelerates at 9m/s^2, how long will it take him to stop from 45m/s?

physics

how do you convert 1.75 multiplied 10 to the 6th power grams to ounces?

pre-ap physics

how do i find the vertical and horizontal components of velocity?

pre-ap physics

how do i find the vertical and horizontal components of velocity?

physics

what is the velocity of the jumper at the end of 1.5second? How far does he fall?

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