Wednesday
October 1, 2014

Homework Help: Science: Physics

Recent Homework Questions About Physics

Post a New Question | Current Questions

physics
A cart being pulled by a 10 year old Boy with a force that is parallel to the surface. if the surface is inclined at 50° and the cart is 250kg while the surface has a coefficient of friction of 0.22 find the Normal force, Force of Friction and Force exerted by the boy
Sunday, July 27, 2014 at 2:49am

Physics
I am to fill in the blanks without a word bank, my answers are in brackets. 1. When light waves reflect from media in which the speed of light is slower, their phase (crest or trough) is ____ 2. The trick to being able to observe interference patterns for light waves in to ...
Saturday, July 26, 2014 at 5:34pm

Physics -- check answers please
I am to fill in the blanks without a word bank, my answers are in brackets. 1. A ____ diffraction pattern is unique because it has a larger central maximum. (single slit) 2. the brightest, clearest diffraction pattern is created with a _____ (barrier)
Saturday, July 26, 2014 at 2:51pm

physics
A jumper of mass m=55 kg starts in a crouched position with the jumper's center of mass at a position y1=0 m. Just before the jumper leaves the floor, his or her center of mass is at y2=0.7 m. From another measurement, you have found that the velocity of the jumper's ...
Saturday, July 26, 2014 at 1:17pm

physics
A maass of 0.5kg is attached to one end of the helical spring and produces an extension 2.5cm the mass now set into vertical oscillation of amplitude 10mm the period of oscillation is??....g=10ms2
Saturday, July 26, 2014 at 8:19am

PHYSICS
A conductor of length 0.5m moves in a uniform magnetic field of flux density 2 wbm^2. at a uniform velocity of 40m/s. Calculate the induced EMF under the following conditions: (1) the conductor moves at right angle to the magnetic field (2) the conductor moves at an angle of ...
Saturday, July 26, 2014 at 7:31am

physics
A butterfly is flying with velocity 10i +12jˆ m/s and wind is blowing along x axis with velocity u. If butterfly starts motion from A and after some time reaches point B, find the value of u. Answer this Question
Saturday, July 26, 2014 at 3:44am

Physics
A butterfly is flying with velocity jˆ i 12 ˆ 10 + m/s and wind is blowing along x axis with velocity u. If butterfly starts motion from A and after some time reaches point B, find the value of u.
Saturday, July 26, 2014 at 3:35am

physics
a baseball is thrown from a mound .833ft above ground level ,to home plat 60.5 feet away. the ball is released horizontally from the pitcher with a velocity of 139ft/s when the pitchers hand is 5.3ft above the mound. a)how long will it take to reach home plate? b) how far did ...
Friday, July 25, 2014 at 3:00pm

Physics
The following figure represents the ride for a cart with a mass of 200 kg along a frictionless track. a. Calculate the velocity of the cart at points A, B, and C if the cart is dropped from a height of 100m with a initial velocity of 10 m/s. b. Calculate the height of the ...
Friday, July 25, 2014 at 2:27pm

physics
a man throws his keys up to his wife 4.00m above. the wife catches the keys 1.50s later. with what initial velocity were the keys thrown?
Friday, July 25, 2014 at 11:36am

physics
a roller coaster weighing 500kg starts at rest from a point of 45m above the ground. what is its speed when it reaches point b at ground level?
Friday, July 25, 2014 at 10:52am

physics
thank you
Friday, July 25, 2014 at 9:13am

physics
so mr.pursley the velocity doesn't matter for the question I asked?
Friday, July 25, 2014 at 9:10am

physics
so the velocity doesn't matter for the question I
Friday, July 25, 2014 at 9:06am

physics
what would the tension in a string be if the block being suspended by the string had a mass of 5.0kg the acceleration was 2.2m/s^2 and the velocity was 5.2m/s
Friday, July 25, 2014 at 8:47am

physics
can we make any science model on application of ultrasound
Friday, July 25, 2014 at 7:59am

Physics
A small charged sphere,A, carries 4 times the charge of another sphere B. When these are placed 4.5 cm apart, they experience a force of 0.016N attraction between them. Find the charge on B.
Thursday, July 24, 2014 at 10:28pm

Physics
The light ray strikes the hypotenuse of the prism at an angle of incidence greater than the critical angle. Find the angle phi of the ray as it leaves the base of the prism. The incident ray is perpendicular to the left side of the prism. (The index of refraction of the prism ...
Thursday, July 24, 2014 at 2:31pm

physics
what is the charge spheres of +12c and -7c when they brought to each other
Thursday, July 24, 2014 at 12:46pm

Physics
A car of mass is 100 kg applies break from 40 km per hours to 0 .it takes 12 seconds .what amount of force is applied for breaks?
Thursday, July 24, 2014 at 12:40pm

Science/Biology/Physics
Which of the following represents Boyle's gas law? A. Gas turns to a liquid when temperature reaches 0° C (32° F). B. As the volume of a gas increases, the temperature also increases. C. At any temperature, inert gases are less combustible than non-inert gases. D. ...
Thursday, July 24, 2014 at 10:49am

physics
A bus and a car have an inelastic head-on collision. The bus has a mass of 1.5 × 103 kilograms and an initial velocity of +20 meters/second. The car has a mass of 9.5 × 102 kilograms and an initial velocity of -26 meters/second. What is their total momentum after ...
Thursday, July 24, 2014 at 9:55am

physics
A downhill skier crosses the finishing line at a speed of 30 1 ms − and immediately starts to decelerate at 10 m s − 2 . There is a barrier 50 metres beyond the finishing line. (a) Find an expression for the skier’s speed when she is V metres beyond the ...
Thursday, July 24, 2014 at 9:31am

Physics
The voltage between the two plates inside of the air cleaner is 500 V. A soot particle whose mass is 10-12 kg and carries a charge of -1.0 x 10-11 C of charge enters the air cleaner. What will be the velocity of the soot particle as it moves from the negative to the positive ...
Thursday, July 24, 2014 at 3:37am

physics
The voltage between the two plates inside of the air cleaner is 500 V. A soot particle whose mass is 10-12 kg and carries a charge of -1.0 x 10-11 C of charge enters the air cleaner. What will be the velocity of the soot particle as it moves from the negative to the positive ...
Wednesday, July 23, 2014 at 9:35pm

Science/Biology/Physics
1. Giraffes have long necks that allow them to reach more food sources in their habitat. The long neck trait is an example of A. selection. B. adaptation. C. radiation. D. homology. 2. Which of the following is the most common kind of chemical bond in biological molecules? A. ...
Wednesday, July 23, 2014 at 6:54pm

Physics
If the distance between the spheres is halved,how will this affect the magnitude of the force? And also this other question here:what does the fact that the force is repulsive tell you about the charges?...PLEASE HELP,MY TEACHER WILL PUNISH ME IF I DON'T DO TSHIS HOMEWORK.
Wednesday, July 23, 2014 at 4:01pm

Physics
A 90 kg boy jogs on a circular track with a radius of 40 m at 5 m / s. What is the boy’s angular momentum with respect to the center of the track?
Wednesday, July 23, 2014 at 3:28pm

physics
a quaterback throws the football to a staionary receiver who is 23.5 m down the filed. if the football is thrown at an initial angle of 35 to the ground at what inital speed must the quaterback the ball for it to reach the receiver 5s later?
Wednesday, July 23, 2014 at 11:48am

physics
a force F is applied in horizontal to a 10kg block. the block moves at a constant speed 2m/s across a horizontal surface. the coefficient of kinetic friction between the block and the surface is 0.5. the work done by the force F in 1.5 minutes is?
Wednesday, July 23, 2014 at 10:08am

physics
a force of 20N compresses a spring with a spring constant of 50N/m. how much energy is stored in the spring?
Wednesday, July 23, 2014 at 10:05am

physics
A Honda Civic travels in a straight line along a road. Its distance x from a stop sign is given as a function of time t by the equation x(t)= α t2− β t3, where α = 1.43m/s2 and β = 4.60×10−2m/s3 . 1)Calculate the average velocity of the ...
Wednesday, July 23, 2014 at 9:45am

physics
suppose that a 70.0kg box is pulled by a 400.N force at an angle of 30 degrees to the horizontal. the coefficient of sliding friction is 0.500. what is the acceleration of the box?
Wednesday, July 23, 2014 at 9:25am

PHYSICS
Ana run in a circular path. The dimension of the circular path is r = 10m , she finished it in 20 seconds. Find his speed, distance, displacement and velocity. 10m east (starting point) and 10 m south (finish point)
Wednesday, July 23, 2014 at 4:41am

physics
The electron in a certain hydrogen atom has an angular momentum of 6.834 × 10-34 J·s. What is the largest possible magnitude for the z component of the angular momentum of this electron? For accuracy, use h = 6.626 × 10-34 J·s. I know you need to use ...
Wednesday, July 23, 2014 at 12:09am

science, physics
A 4 μC point charge is on the x-axis at 1.1 m, and a 3 μC point charge is on the x-axis at 2.7m. Find the magnitude of the net electric field at the point on the y-axis where y = 3.7 m . The value of the Coulomb constant is 8.98755 × 109 N · m2/C2. ...
Tuesday, July 22, 2014 at 7:09pm

physics
A bullet of mass 20 g moving with a speed of 120 m/s hits a thick muddy wall & penetrates into it. It takes 0.03 s to stop the wall then what is the answer
Tuesday, July 22, 2014 at 11:27am

physics
a mosquito lands on a small bicycle wheel 10.2cm from the wheels center. If the wheel turns clockwise so that the mosquito travels along an arc lenght of 9 cm what is the mosquitos angular displacement?
Tuesday, July 22, 2014 at 10:33am

physics
A motor boat moves at a steady speed of 8 m s-1 if the water resistance to the motion of the boat is 2000 N calculate the power of the engine
Tuesday, July 22, 2014 at 3:24am

Physics
A projectile is fired with an initial velocity of 300m/s.upward at an angle of 30 degree with horizontal from a point 80m above the level plain. What horizontal distance will it cover before it strikes the plain?
Monday, July 21, 2014 at 10:40pm

physics
A 2.53-μC charged particle with a kinetic energy of 0.0929 J is fired into a uniform magnetic field of magnitude 0.147 T. If the particle moves in a circular path of radius 2.92 m, determine its mass.
Monday, July 21, 2014 at 8:05pm

physics
Fill in blank without a word bank (unit is wave nature of light) 1. As water waves travels through a slit barrier, they bend and spread out. This is known as ______ 2. Two identical waves will interfere destructively, cancelling one another out, when one lags behind the other ...
Monday, July 21, 2014 at 7:24pm

physics
(a) What is the acceleration of gravity on the surface of the moon? m/s2 (b) What is the acceleration of gravity on the surface (or outer limit) of Uranus? The mass of Uranus is 8.68 ✕ 1025 kg and its radius is 2.33 ✕ 107 m.
Monday, July 21, 2014 at 5:26pm

physics
If a car takes a banked curve at less than the ideal speed, friction is needed to keep it from sliding toward the inside of the curve (a real problem on icy mountain roads). (a) Calculate the ideal speed to take a 95 m radius curve banked at 15°. m/s (b) What is the ...
Monday, July 21, 2014 at 5:25pm

physics
A car is released from rest on a frictionless inclined plane. (Figure: twitpic com/e8nkhj) Calculate the momentum pi at the end of the plane in terms of measured quantities x, y, l, and m. Assume θ is very small so that h/l ~= y/x. (Hint: use conservation of energy and K...
Monday, July 21, 2014 at 2:57pm

physics
Three balanced forces pull on a ring that is centered over a force table. Two forces F1 and F2 are due to weights hanging from pulleys. A frictionless pulley changes the direction of a force without altering its magnitude. The third force F3 is applied by a string that passes ...
Monday, July 21, 2014 at 11:12am

physics
A horizontal slingshot consists of two light, identical springs (with spring constants of 23.7 N/m) and a light cup that holds a 1.97-kg stone. Each spring has an equilibrium length of 50 cm. When the springs are in equilibrium, they line up vertically. Suppose that the cup ...
Monday, July 21, 2014 at 10:42am

PHYSICS
two masses m1=400.g and m2 =600.g are connected with a light string which goes over a frictionless pulley of negligible mass. the two systems are released from rest. a) what is the acceleration of each mass? b) what is the tension force in the string? and c) what is the ...
Monday, July 21, 2014 at 8:22am

Physics
Please Help! Two ropes hold a 500N weight. Rope A (left) with an angle of 60° and rope B (right) with an angle of 30° to the horizontal. Find the tension in both ropes.
Monday, July 21, 2014 at 8:18am

physics
A diver with a mass of 51 kg reaches a maximum height of 5.8 m above the water. When the diver has fallen 2.8 m from the apex, what is her kinetic energy (J)? Assume horizontal velocity is zero.
Sunday, July 20, 2014 at 9:44pm

physics
Fred and George who are identical twins (same body mass) are competing in aerial skiing. Fred hits the take off with a speed of 20 whereas George has a speed of 8.5. How much higher will Fred go?
Sunday, July 20, 2014 at 9:04pm

Physics
Consider an ideal gas enclosed within a container with a moveable piston and a valve through which additional ideal gas can be added to the container. Which one of the following actions may not result in an increase in pressure? Increase the temperature, the volume, and the ...
Sunday, July 20, 2014 at 5:51pm

Physics
An ideal gas is contained within closed box behind a removable wall. The walls of the container are insulated, so that no heat may be transferred from the system. Initially, the gas has an initial pressure P and an initial temperature T. The gas is then allowed to freely ...
Sunday, July 20, 2014 at 5:51pm

Physics
The drawing shows three cylinders that have the same length and cross-sectional areas, but each is made of different material. The cylinders are arranged in series, so that heat is conducted from the left toward the right. The temperatures at the interfaces between the ...
Sunday, July 20, 2014 at 5:50pm

Physics
Three spheres are made from the same material, but each has a different size and temperature. The radii of spheres A, B, and C are 1.5R, R, and 1.25R, respectively. Which of the following choices gives the correct ranking of the spheres in order of least radiant energy emitted...
Sunday, July 20, 2014 at 5:50pm

Physics
If you mix 100 grams of water at 20 degree centigrade with 100 grams of water at 40 degree centigrade, what do you think the final temperature of the mixture will be? Why?
Sunday, July 20, 2014 at 1:32pm

physics
A copper container of mass 100g contains 500g of water. A steel paddle of mass 85g stirs the water. A pulley system operates the paddle. A) the mass (15kg) drops 2,4m, turning the steel paddle. Assume heat lost to surrounding is negligible. 1. Find the energy transfered to the...
Sunday, July 20, 2014 at 8:41am

physics
I have no idea I need help!!!!
Sunday, July 20, 2014 at 7:30am

Physics
A body which has three forces acting on it is in equilibrium. One force is 3N to the North, and another is 4N to the west. Find the magnitude and the direction of the third force. Show the vector diagram.
Sunday, July 20, 2014 at 7:23am

physics
a body is pulled over a surface by applying 20 Newton making an angle 60 degree with the horizontal.if the body moves with constant speed on a rough surface on which coefficient of friction is .4 then the mass of the body is?
Sunday, July 20, 2014 at 12:13am

Physics
If mass A is 1.0 kg, mass B is 5.0 kg, and the frictionless pulley has a mass of 0.5 kg and a radius of 0.15 m, what is the velocity of A and B at 0.5 seconds?
Saturday, July 19, 2014 at 9:22pm

physics
A man throws a ball to a maximum distance of 80m.how long is it in the air and to what height does it rise? Nehlect the height of the man
Friday, July 18, 2014 at 4:54am

Physics
An object of mass 0.5 kg is whirled at the end of a string 0.8 m long.If the string makes three revolution in 1.2 s,find the tension in the string.
Friday, July 18, 2014 at 3:58am

physics
How much heat must be added to 128.7 g of ice at 0 degrees Celsius to melt the ice completely? Answer = _____calories
Thursday, July 17, 2014 at 9:35pm

physics
How much heat must be added to 128.7 g of ice at 0 degrees Celsius to melt the ice completely? Answer = _____calories
Thursday, July 17, 2014 at 9:31pm

physics
A single circular loop of wire of radius r = 2.5cm rotates at a frequency of 60 Hz in a constant magnetic field of magnitude B = 1.8 T. Use this to design a generator that produces an induced emf of 430 V. Hint: You must choose values for the number of loops and the area of ...
Thursday, July 17, 2014 at 8:55pm

physics
A man shoots a rifle at a height of 1.7 m above level ground. His aim is perfectly horizontal. At the same time the bullet leaves the barrel of the gun at 670 m/s, the shell casing is ejected with a velocity of 3 m/s, also perfectly horizontal to the ground (but at an angle of...
Thursday, July 17, 2014 at 3:24pm

Physics
A 2.0 kg ball moving with a speed of 3.0 m/s hits, elastically, an identical stationary ball as shown. If the first ball moves away with angle 30° to the original path, determine a)the speed of the first ball after the collision. b)the speed and direction of the second ...
Thursday, July 17, 2014 at 2:15pm

physics
A standing wave has X nodes in a string Y m long The wavelength of this wave is ___ m rounded to the first decimal place.
Thursday, July 17, 2014 at 11:06am

Physics
The melting point of substance X is -20 degrees Celsius and the boiling point is 90 degrees Celsius. How many Celsius degrees are there between the melting point and the boiling point? 20 degrees Celsius 70 degrees Celsius 90 degrees Celsius 110 degrees Celsius
Thursday, July 17, 2014 at 9:45am

Physics
A 0.4 kilogram sample of Aluminum at 115 degrees Celsius is put into a container containing 0.5 kilograms of water at 15 degrees Celsius. Neglecting the small amount of energy absorbed by the container and knowing that the specific heat of Aluminum is 900 kJ/kg*C, and the ...
Thursday, July 17, 2014 at 9:43am

physics
A lift starts from the top of a mine shaft and descends with a constant speed of 10 m/s. 4 s later a boy throws a stone vertically upwards from the top of the shaft with a speed of 30 m/s. Find when and where stone hits the lift [take: g=10 m/s²]
Thursday, July 17, 2014 at 4:38am

physics
A body starts with an initial velocity of 10m/s and moves along a straight line with a constant acceleration. When the velocity of the particle becomes 50 m/s the acceleration is reversed in direction without changing magnitude. Find the velocity of the particle when it ...
Thursday, July 17, 2014 at 4:32am

physics 2
find the speed of proton 0.08m,mass of proton is 1.67x10^-27 kg
Wednesday, July 16, 2014 at 5:04am

physics
A power station with an efficiency of 0.35 generates 10^8 W of electric power and dissipates 1.86 ✕ 10^8 W of thermal energy to the cooling water that flows through it. Knowing the specific heat of water in SI units is 4184 J/kg°C, calculate how many kilograms of ...
Wednesday, July 16, 2014 at 5:03am

physics
Determine the banking angle needed to make a high-speed turn off a highway exit ramp with a radius of 720 m if the vehicle is travelling at 80 km/h. Assume there is no friction.
Wednesday, July 16, 2014 at 2:13am

Physics mit 2.01x
F13Q1_1: COMPOSITE BAR UNDER DISTRIBUTED LOADING The composite bar AB has length L and is fixed at A(x=0). The bar has a constant cross-section and is composed of two steel plates, of modulus Es=2E0 sandwiching a copper core of modulus Ec=E0. The steel plates and the copper ...
Tuesday, July 15, 2014 at 12:04pm

physics
A particle with a charge of -4.0x10^-5 C, a mass of 2.0x10^-7 kg and a velocity of 6.0x10^4 m/s [W] is travelling perpendicularly through an external magnetic field such that the force of gravity is balanced by the magnetic force. Determine the direction and magnitude of the ...
Tuesday, July 15, 2014 at 11:51am

physics
A charge with a value of 3.0 x 10^-5 C is located 3.0 cm from a charge with a value of 6.0 x 10^-5 C. Determine the distance from the larger charge to the point where the total electric field is zero
Tuesday, July 15, 2014 at 11:51am

physics
A sinusoidal wave on a string is described by the equation y = (0.191 m) sin (0.745 x - 42.9 t), where x and y are in meters and t is in seconds. If the linear mass density of the string is 11.7 g/m ... a) ... determine the phase constant. b) ... the phase of the wave at x = 2...
Tuesday, July 15, 2014 at 11:15am

physics
A toy plane p starts flying from point A along a straight horizontal line 20 m above ground level starting with zero initial velocity and acceleration 2 m /s² as shown. At the same instant, a man P throws a ball vertically upwards with initial velocitu 'u'. Ball ...
Tuesday, July 15, 2014 at 10:44am

physics
Mrs bautista accelerates her bicycle uniformly along a straight path from 10.5 m/s to rest in 5.2s. A. What is her acceleration? B. What is her displacement during this time interval?
Tuesday, July 15, 2014 at 9:49am

physics
If Zulfiqar fold this colored paper as shown in the image, which cube will he get? A C B D
Tuesday, July 15, 2014 at 8:46am

physics
An 800 kg police boat slows down uniformly from 50 km/h [E] to 20 km/h [E] as it enters a harbour. If the boat slows down over a 30 m distance, what is the force of friction on the boat? (Hint: You will need to convert the velocities into m/s.)
Tuesday, July 15, 2014 at 3:09am

physics
There is a typo in this question. Ignore the ”cdot” in the units for G. A satellite is in a circular orbit just above the surface of the Moon. What is the satellite’s acceleration? The value of gravitational constant is 6.67259 × 10−11 Ncdotm2/kg2 ...
Monday, July 14, 2014 at 6:28pm

physics
A particle with a charge of -4.0x10^-5 C, a mass of 2.0x10^-7 kg and a velocity of 6.0x10^4 m/s [W] is travelling perpendicularly through an external magnetic field such that the force of gravity is balanced by the magnetic force. Determine the direction and magnitude of the ...
Monday, July 14, 2014 at 4:06pm

physics
A tank has a length of 0.18 m, a width of 0.78 m, and a height of 0.44 m. If it is filled with water, how many kilograms does it weigh?
Monday, July 14, 2014 at 1:54pm

physics
A tank has a length of 0.18 m, a width of 0.78 m, and a height of 0.44 m. If it is filled with water, how many kilograms does it weigh?
Monday, July 14, 2014 at 1:54pm

Physics help
A charge with a value of 3.0 x 10^-5 C is located 3.0 cm from a charge with a value of 6.0 x 10^-5 C. Determine the distance from the larger charge to the point where the total electric field is zero
Monday, July 14, 2014 at 12:08pm

Physics help
A particle with a charge of -4.0x10^-5 C, a mass of 2.0x10^-7 kg and a velocity of 6.0x10^4 m/s [W] is travelling perpendicularly through an external magnetic field such that the force of gravity is balanced by the magnetic force. Determine the direction and magnitude of the ...
Monday, July 14, 2014 at 12:07pm

physics
2.Boxcar A, with a mass of 1500 kg, is travelling at 25 m/s to the east. Boxcar B has a mass of 2000 kg and is initially at rest. The boxcars collide inelastically and move together after they get stuck. What is their combined velocity?
Monday, July 14, 2014 at 11:25am

physics
You walk to the corner store after school to buy a carton of milk before going home. The store is 750 m south of the school, and your house is 625 m north of the school. What distance have you travelled since leaving the school?
Monday, July 14, 2014 at 10:58am

physics
A ski slope drops at an angle of 24 degrees with respect to the horizontal and is 500 m long. A 60 kg skier skis down from the top to the bottom of the slope. A.) Determine the change in gravitational potential energy of the skier+earth system. b.) If 20% of the gravitation ...
Monday, July 14, 2014 at 9:36am

PHYSICS MAT
A 1.2 kg object moving at initial velocity 2.0m/s collides elastically with a stationary 0.5kg object horizontally. Calculate A) the velocity of each object after the collision. B) the impulsive force if the contact time is 0.3 s.
Monday, July 14, 2014 at 9:22am

PHYSICS MAT
A bullet of mass 5 g with velocity 1000m/s hits a wooden block of 1.5kg at rest vertically. If the bullet penetrates through the block with a velocity of 400m/s, calculate the maximum height in which the block is lifted from its initial position.
Monday, July 14, 2014 at 9:07am

Physics
A bullet of mass 5 g with velocity 1000m/s hits a wooden block of 1.5kg at rest. If the bullet penetrates through the block with a velocity of 400m/s, calculate the maximum height in which the block is lifted from its initial position.
Monday, July 14, 2014 at 9:00am

physics
A string with linear mass density μ = 0.0279 kg/m under a tension of T = 183 N is oriented in the x-direction. Two transverse waves of equal amplitude and with a phase angle of zero (at t = 0) but with different frequencies (ω = 3420 rad/s and ω/3 = 1140 rad/s) ...
Monday, July 14, 2014 at 5:45am

Physics
how much does a 2 lietr bottle of soda pop weigh in pounds? assume that the pop has the density ofg water,namely 1 kg\lietr and that the weight of the bottle itself is negligible?
Monday, July 14, 2014 at 4:11am

physics
A string with linear mass density μ = 0.0279 kg/m under a tension of T = 183 N is oriented in the x-direction. Two transverse waves of equal amplitude and with a phase angle of zero (at t = 0) but with different frequencies (ω = 3420 rad/s and ω/3 = 1140 rad/s) ...
Sunday, July 13, 2014 at 7:31pm

Pages: <<Prev | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | Next>>

Post a New Question | Current Questions

Homework Help: Science

Search
Members