# PHYSIC help!

1,143 results

### physic

indentify at least two ereas of physic involved in the following: a) building a louder stereo system in your car b)bungee jumping c)judging how hot an slectric stove burner is by looking at it. d) cooling off on a hot day by diving into a swimming pool.

### Physic

Type A nerve fibers in humans can conduct nerve impulses at speeds up to 139.8 m/s. How fast is this in mph? This is a question from my physic homework. I have tried converting 139.8 m/s to mile then to hrs and i got .000241 mph. When I input it it said this is not correct. ...

### College Physic

I am having problem with this one physic problem. I am not sure where to start can someone help me? Thank You! A 15.0 kg box falls out of an Jet at an altitude of 3000 meters. It reaches a terminal speed of 50 meters per second in 3.20 seconds. Calculate the force of air ...

### AP Physic

Hi there I am having so much problems trying to solve this physic problem and I really need help. Please give me a big hint on how to find the amplitude of this problem because i tried using everything i know and i cannot figure it out. This homework problem deals with wave ...

### Physic Worksheets?

Hi! I have a few tests coming up and I need some practice Physics worksheet/tests. I have already done the worksheets and previous tests, but I still need more practice. Does anyone know a site that I can get some practise problems? Doing a google search only leads to higher ...

### physic

what is thermometer

### physic

what is a wave?

### Physic

Work is done when.

### Physic

What's the answer for this

### physic

What exactly is transmutation?

### Physic

What is comet how it fall

### physic

how to caluate a ke vs. time graph

### physic

examples of mechanicals waves

### Physic

What is the source of the sun's energy?

### Physic

Convert 1kwh to joules

### physic

Figure 1 shows a snowmobile accident

### physic

how do you find the acceleration for kinetic friction?

### Physic II

Explain how objects can get charged by Friction.

### Physic II

Explain how objects can get charged by Friction.

### Physic

How to determine the direction of magnetic field?

### High school /physic

Formula of velocity

### physic

What is the formula for finding kinetic energy

### physic

Explain the term 'artificial radio isotopes'.

### Physic

how does the M.A and the I.M.A of the inclined plane vary with the inclination angle?

### Physic

what is the focal length of a plane mirrior which is 4m tall?

### Physic

An airplane flew 1000km in 4h. What was the airplanes speed?

### physic

11. What is the acceleration of a 4000 kg airplane that has a force on it of 24,000 N

### Physic

A stone 817kg has an 91.9 acceleration. What's the net force

### physic 2a

A car accelerates uniformly from rest to a speed of 55.0 mi/h in 11.0 s.

### physic

A 2.25kg book is dropped from a height of 2.5m what is the acceleration?

### Physic

What is relationship between the mass and terminal velocity

### physic

Which of these is not a statement of newton's law of universal gravitation?

### Physic

How to change 450 A cm^-2 of current density to si units

### physic

What is difference between cohessive and adhessive force

### Physic

If your weight on Earth is 637 Newton, what is your mass in kg?

### Physic

Calculate The Momentum Of A 5g Bullet With A Velocity 200m/s

### physic

what form of energy can be coverted from sound to light?

### Physic

what type of materials do people use as ohmic conductors? thanks.

### physic

what is equation for total work and final kinetic energy

### physic

how to calculate the minimum time period of bar penduldum?

### physic

An object has a kinetic energy of 329 J and a momentum of magnitude 22.3 kg·m/s.

### physic

all of the following are true about water except that it

### Physic

The tidal interaction between the Earth and the Moon has caused:

### Physic

What is the electromagnetic flux coming from the surface of a 2000K blackbody? (

### PHYSIC

Which of the following objects was the first to be discovered by photographic method

### physic

equation F = mv^2/r i don't get why the velocity is squared can anyone explain? this is waves on strings

### physic

Find the average speed of an automobile that travels 160 km in 2.0 h.

### Physic

A car accelerates from 5.0m/s to 22m/s in 18 seconds, find the acceleration.

### Physic

How far does a cyclist travel when she accelerates from rest to 6.5m/s in 22s?

### Physic

Show that the function y(x,t) = X^2 + V^2t^2 is a solution of the general wave equation.

### physic

Hi! could you help this problem please try so many time but, the answer is not correct. Question:The tires on a new compact car have a diameter of 2.0 ft and are warranted for 62,000 miles. (a) Determine the angle (in radians) through which one of these tires will rotate ...

### Physic

When a spring is fully extended is the kinetic energy high or low? Why?

### physic

How much work does gravity do on a 0.0150kg ball falling from a height of 10.0m

### physic

What hanging mass will stretch a 2.2-m-long, 0.40 - diameter steel wire by 1.1 ?

### Physic

What are some sources of energy that are available to heat the interiors of planets?

### PHYSIC

Compare the differential rotation rates of the four Jovian planets.

### physic

equation F = mv^2/r i don't understand why velocity is squared can anyone explain. this is waves on string

### Physic,

Why does the author believe ," a measurement without a quoted error is meaningless?

### physic

what would the reading on the scale if the boxcar were moving at a constant velcity

### physic

if the gravitational force f is given by F=GM1M2/r^2, derive the dimension if the constant G.

### PHYSIC!!

How many hp or horsepower does it take to lift a 100kg up 30.0m in 20sec? (1hp = 748W)

### physic

anyone can suggest a method to determine specific heat of non-volatile liquids?

### physic

for an RLC ciruit, how are phase sifts other than plus or minus pi/2 possible?

### physic

A ball rolls off the edge of a balcony at 10 m/s. what is the speed after 1s in the air?

### pHYSIC

Now find a symbolic expression (in terms of A,E,a,L ) for the x-component of the reactions at the supports:

### Physic

Now, obtain N(x) and plot it. In the Command Window below, enter expressions for N1 and N2 where N1 =N (x1) N2 =N (x2)

### Physic

Can the process of induction cause a neutral conductor to be repelled from a charged insulator? Explain.

### Physic

Find the current through each resistor in 2ohms and 3ohms in parrel and 4 ohms

### physic

vander waal b for oxygen is 32 cm3/mol compute the diameter of o2 molecule

### Physic

A tray move with a velocity of 10m|s in 2 minute. calculate the distance covered.

### physic

The volume of brass increase as a result of heat by 0.6%, by how many degree was the vessel heated

### physic

A projectile is projected at an angle 300 with the horizontal with the velocity 30 ms-1 . What is the time of flight

### Physic

Two positive point charge of 12 ?C and 8 ?C are 10 cm apart. The work done in bringing them 4 cm closer is...

### physic

a car travels in a straight line for 3 h at a constant speed of 53 km/h. what is the acceraleration? answer in units of m/s2.

### physic

if you apply a force of 1.0N to a cart of mass 1.0kg with negligible friction, what do you expect the acceleration to be?

### physic

If A Ball Is Dropped From Rest And Falls 4 Meters In 0.8 Seconds, What Is The Final Velocity When It Reaches The 4 M?

### physic

if a ballon gets launched at 60mi/hr at an angle of 38 degrees. How far will it travel in meters?

### physic

principle area decreasing but pressure is increasing common daily using example

### PHYSIC

A CHEETAH CAN ACCELERATE AT A RATE OF 8.0 M/S^2. ASSUMING IT STARTS FROM REST, WHAT WILL ITS VELOCITY BY AFTER 3.5 SECONDS?

### Physic

A cheetah can accelerate at a rate of 8.0 M/S^2. Assuming it starts from rest, what will its velocity be after 3.5 SECONDS?

### physic

calculate the attractive force between earth and sun. Neglect the radii, D= 1.50X10

### Physic

What are the primary differences between the different types of objects that live in the solar system?

### physic

Pere walked 4km east and 6km south.find the resultant displacement

### physic

Pere walked 4km east and 6km south.find the resultant displacement

### physic

Pere walked 4km east and 6km south.find the resultant displacement

### physic II

If the temperature of a gas is increased from 20 to 40 degrees celcius, by what factor does the speed of of the molecules increase?

### Physic

I need someone that can help with a formula any smart people. Law of universal gravitation f=g m 1 x m2 /r^2 needs to k ow what g is? Help?

### Physic

Show the equation that 100g of 100C steam will completely melt 800g of 0C ice.

### Physic

Calculate the total mass of 1.6x10^11 atoms of Na-22 isotope (given 1 mol of Na-22=22g)

### physic

How fast (in meters/second) is an object moving on the earth, if its speed is specified as Mach 0.2 ?

### physic

the sunlight rae about 46 degree in a tree if the hight of trre is 8 what is length of the shadow

### Physic's

The size an strength of a force refers to it's.... A. Power B. Energy C. Direction D. Magnitude ((I think it's A

### physic:(

Starting at = 0 , a horizontal net force 0.280 (-0.440 is applied to a box that has an initial momentum -2.90 4.10 .

### physic please check answers test tommoro

bobpursley did i do the math problem right if not could u do it for me .thanke

### Physic

Now find a symbolic expression (in terms of A,E,a,L ) for the x-component of the applied concentrated load Fx and for its location:

### Physic II

How much heat is needed to raise the temp. of 300g of lead (c=0.11 kcal/kg.degreeC)by 5 degC

### physic

. A 475 kg pre-stressed concrete beam is to be raised 10.0 m in 24.0 s. How many kilowatts of power is needed for the job?

### physic

A 475 kg pre-stressed concrete beam is to be raised 10.0 m in 24.0 s. How many kilowatts of power is needed for the job?

### Sacred/

Physic. You can walk at the average speed of 2.5 m /s. How long will it take to reach your school 1km acar?