Tuesday
September 27, 2016

Homework Help: Science: Physics

Recent Homework Questions About Physics

physics
A metal rod is forced to move with constant velocity along two parallel metal rails, connected with a strip of metal at one end. A magnetic field of magnitude B = 0:350 T points out of the page. a) If the rails are separated by L = 25.0 cm and the speed of the rod is 55 cm/s, ...
Tuesday, May 24, 2016 by dani

physics
A wire has a resistance of R. What will the wire's resistance be if it is stretched to four times its original length without changing the volume of the wire? (Express in terms of R.) R=V/I; 4R=V/I; R=V/(I/4) I think this is right? help please.
Tuesday, May 24, 2016 by dani

physics
When 115 V is applied across a wire that is 10 m long, the magnitude of the current density is 1.4*10^4 A/m2. Find the resistivity of the wire. R=V/I; R=pL/A => V/I=pL/A => A(x)V/I(x)L=p :(π(5^2))(115)/(1.4*10^4)(10) Is this right? Do I just plug and chug now?
Tuesday, May 24, 2016 by dani

physics
A convex spherical mirror has a radius of curvature of 50 cm. Determine the position and magni cation of the image of an object located 35 cm in front of the mirror. i only know how to do concave mirrors. i have the equations as 1/f=1/d0+1/di for position and m=hi/h0=-di/d0 ...
Tuesday, May 24, 2016 by dani

Physics
A rock is thrown straight up at 22.0 m/s from a roof of a 30.0 m tall building. After rising, the rock falls on the street below. Ignoring air resistance, how much time is the rock in the air? Show the work please :)
Tuesday, May 24, 2016 by Luke

Physics
Heat is added to a system, and the system does 35.0 J of work. If the internal energy increases by 17.0 J, how much heat was added to the system?
Tuesday, May 24, 2016 by AMOOON

Physics
A 50.0-kg boy runs on a horizontal surface at a speed of 10.0 m/s and jumps onto a cart just before reaching a slope as shown in the figure. The cart is initially at rest. If the mass of the cart is 150 kg, what is the maximum height h the boy/cart will reach up the slope ...
Tuesday, May 24, 2016 by Robin

Physics
A 50 kg student, starting from rest, slides down an 10.8 meter high water slide. How fast is he going at the bottom of the slide?
Tuesday, May 24, 2016 by alexis

physics
A 0.26 kg particle moves in an xy plane according to x(t) = - 13 + 1 t - 3 t3 and y(t) = 22 + 6 t - 11 t2, with x and y in meters and t in seconds. At t = 1.2 s, what are (a) the magnitude and (b) the angle (within (-180°, 180°] interval relative to the positive ...
Tuesday, May 24, 2016 by sherf

physics
A car is travelling along the road at 8m/s.IT accelerates at 1m/s for a distance of 18m.how fast is it then travelling?
Tuesday, May 24, 2016 by Anjali

Physics
A person holding a lunch bag is moving upward in a hot air balloon at a constant speed of 6.1 m/s . When the balloon is 28 m above the ground, she accidentally releases the bag. What is the speed of the bag just before it reaches the ground? I got Vf^2= Vo^2 +2ad Vf^2= 0+ (2*9...
Monday, May 23, 2016 by T

Physics
A person holding a lunch bag is moving upward in a hot air balloon at a constant speed of 6.1 m/s . When the balloon is 28 m above the ground, she accidentally releases the bag. What is the speed of the bag just before it reaches the ground? I got Vf^2= Vo^2 +2ad Vf^2= 0+ (2*9...
Monday, May 23, 2016 by T

physics
Coherent light of frequency 6.38×1014 Hz passes through two thin slits and falls on a screen 80.0 cm away. You observe that the third bright fringe occurs at ± 3.08 cm on either side of the central bright fringe. How far apart are the two slits? At what distance ...
Monday, May 23, 2016 by ChrismB

physics
In a marathon race, Chad is out in front, running due north at a speed of 3.92 m/s. John is 94 m behind him, running due north at a speed of 4.33 m/s. How long does it take for John to pass Chad
Monday, May 23, 2016 by jessica

physics
moving beltway at an airport has a speed v1 and a S length L. A woman stands on the beltway as it moves from one end to the other, while a man in a hurry to reach his flight walks on the beltway with a speed of v2 relative to the moving beltway. (a) What time inter- val is ...
Monday, May 23, 2016 by anonymous

Physics
What is the pressure at a depth of 80 m in the ocean? The density of seawater is 1. 03 × 10 3kg/m3. Please express your answer in units of atm.
Sunday, May 22, 2016 by Anonymous

Physics
A barrel will rupture when the gauge pressure inside reaches 345 kPa. A vertical pipe is attached to the lower end of the barrel. The barrel and pipe are filled with oil, density of 1200 kg/m3. How long can the pipe be if the barrel is not to rupture?
Sunday, May 22, 2016 by Anonymous

Physics
A barrel will rupture when the gauge pressure inside reaches 345 kPa. A vertical pipe is attached to the lower end of the barrel. The barrel and pipe are filled with oil, density of 1200 kg/m3. How long can the pipe be if the barrel is not to rupture?
Sunday, May 22, 2016 by Anonymous

Physics
How high (in meters) would the water rise in the pipes of a building if the water pressure gauge shows the pressure to be 252 kPa at ground level?
Sunday, May 22, 2016 by Anonymous

Physics
What is the pressure at a depth of 80 m in the ocean? The density of seawater is 1. 03 × 10 3kg/m3. Please express your answer in units of atm.
Sunday, May 22, 2016 by Anonymous

Physics
A DIVERGING lens has a focal length of 35 cm. (a) Find the image distance when an object is placed 48 cm from the lens. (b) Is the image real or virtual magnified or reduced?
Sunday, May 22, 2016 by Matt

Physics
A DIVERGING lens has a focal length of 35 cm. (a) Find the image distance when an object is placed 48 cm from the lens. (b) Is the image real or virtual magnified or reduced? I am very lost and don't even know where to start
Sunday, May 22, 2016 by Matt

physics
as the permeability of a material is the ratio of the magnetic field strength and the magnetic flux, could the permeability of the material be multiplied by the magnetic field strength in order to calculate the flux?
Sunday, May 22, 2016 by hannah

physics
what is the importance/significance of calculating the magnetic flux density of a solenoid?
Sunday, May 22, 2016 by hannah

physics
An insulated beaker contains 300g of water initially at 30 degree celsius. water at 100 degree celsius is added until the temperature of mixture reaches 50 degree celsius . the specific heat capacity of water is 4.2J/(kg degree celsius). how much water is added?
Sunday, May 22, 2016 by annie

physics
A skier slides down a ski slope with an acceleration 2.2 m/s^2 directed down the slope. The coefficient of kinetic friction between the skis and the slope is 0.24. What is the angle of the slope with the ground?
Sunday, May 22, 2016 by John

Physics
A friend asks you how much pressure is in your car tires. Unfortunately, you have misplaced your gauge but confident in your knowledge of physics you tell your friend “I can figure it out”. From the owner’s manual you find that the car’s mass is 1350 kg and...
Saturday, May 21, 2016 by Anonymous

Physics
One object has a charge of +5.0 × 10−6 C, and a second object has a charge of +2.0 × 10−6 C. The objects are 0.5 meters apart. What is the electrostatic force between them?
Friday, May 20, 2016 by Sarah

Physics
In the motion picture It Happened One Night, Clark Gable is standing inside a stationary but in front of Claudette Colbert, who is seated. The bus suddenly starts moving forward and Clark falls into Claudette’s lap. Why did this happen?
Friday, May 20, 2016 by Patnock Bii Hakurekama

physics
The displacement vector has scalar components of Ax = 80.0 m and Ay = 60.0 m. The displacement vector has a scalar component of Bx = 60.0 m and a magnitude of B = 75.0 m. The displacement vector has a magnitude of C = 100.0 m and is directed at an angle of 36.9° above the...
Friday, May 20, 2016 by Anonymous

physics
A boulder with a mass of 48.3kg is sitting on the top of a 11.8m tall cliff, and the boulder falls off of the cliff. At what height above the ground is the boulder when it reaches a velocity of 6.40m/s? I found that the kinetic energy of the boulder before it falls off is 5585...
Friday, May 20, 2016 by Anonymous

physics
A truck with a mass of 2.00x10^3 kg is coasting along a straight level road at 250.0 m/s. It comes to rest in 300.0m. How much work is done by friction in bring the truck to a stop?
Friday, May 20, 2016 by Anonymous

physics
Suppose the stone is thrown at an angle of 40.0° below the horizontal from the same building (h = 42.0m) as in the example above. If it strikes the ground 36.7 m away, find the following. (Hint: For part (a), use the equation for the x-displacement to eliminate v0t from ...
Friday, May 20, 2016 by mike

physics
A rifle is shot with 30.0m for distance and hit's a target at 1.90cm as a height. What is the flight time? What is the velocity of the shot?
Thursday, May 19, 2016 by Leila

Physics
The difference in temperature between summer and winter causes the length of a pendulum in a clock to change by one part in 27000. If the period of the pendulum is 1 s, what time-difference error will this make in one hour?
Thursday, May 19, 2016 by Kevin

Math
At small town high there are 100 students,each of whom takes atleast one of Biology,Chemistry,or physics.There are 50 student in Biology,60 in chemistry,and 70 in Physics.If 24 students are enrolled in exactly two of the classes,how many students are in all three?
Thursday, May 19, 2016 by Luiz

Physics
An object is placed at a distance of 50cm in front of a mirror of focal length 25cm. Find the image distance. If the object is 10cm high what will be the nature and size of the mirror?
Thursday, May 19, 2016 by Charlesh

physics
A magnetic needle is disposed inside a horizontal coil. In the abscence of any electric current the needle is observed to get oriented in a direction perpendicular to the x'x of the coil. a) what is the direction of the terrestrial magnetic field. b) A current I is allowed...
Thursday, May 19, 2016 by victoria

Physics
a spring is 30 cm long when a mass of 50 grams is placed when it is at rest. when an additional mass of 20 grams is placed, the spring elongates by 2.5 cm. what is the spring constant and what is the original length of the spring?
Thursday, May 19, 2016 by Karl Panelo

SCIENCE PHYSICS
A Sky-diver(falling vertically)starts from rest at time t=0.His acceleration is non-uniform until be reaches a steady speed of 50m/s at t=10s.He open his parachute at t=20s and decelerates until t=25s.From t=25s he falls at a steady speed of 5m/s.Draw the speed-time graph for ...
Thursday, May 19, 2016 by SUMAN DAS

physics
A body is moving with velocity of 10_1.If the motion is uniform; what will be its velocity after 10 second
Wednesday, May 18, 2016 by raj

physics
The drawing shows two situations in which charges are placed on the x and y axes. They are all located at the same distance of 27.4 cm from the origin O. For each of the situations in the drawing, determine the magnitude of the net electric field at the origin.
Wednesday, May 18, 2016 by fyf

physics
Find the tensions in the given diagram. If the object supported weight is 800N T4 70o T5 70o T3 C B T1 T2 50o 30o A 800N
Wednesday, May 18, 2016 by chansa b

physics
The equation y=5sin(3x-4)where y is in millimeters x is in metres and t is in seconds,represents a wave motion
Wednesday, May 18, 2016 by Arugo Assmpta

physics
A wire 20cm long carry current of 2A is placed perpendicular to a uniform magnetic field. If a force of 0.8N acts on it. Calculate the value of the magnetic field intensity B
Wednesday, May 18, 2016 by Rose

Physics
An empty rubber balloon has a mass of 0.0120 kg. The balloon is filled with helium at 0 degrees celsuis, 1 atm pressure, and a density of 0.179kg/m^3. The filled balloon has a radius of .5m a)What is the magnitude of the net force acting on the balloon? b) What is the ...
Wednesday, May 18, 2016 by Sara Draz

11th grade physics
The magnetic field strength along the axis (x'ox) of a solenoid is measured ( o being the center of the solenoid). The adjacent graph represent the length: (The graph represents the variation of B (mT) as a function of x (cm). The numbers on the y axis are 1 2 3 and on the...
Wednesday, May 18, 2016 by vicky

physics
a bullet is fire in a horizontal direction with a muzzle velocity of 300m/s in the absence of air resistance, how far will it have dropped in travely a horizontal distance of(a)20m?(b)40m?(c)60m? how far will it drop in one second
Wednesday, May 18, 2016 by rex

physics
What is quantity of heat required to melt down completely 1kg of ice at 30 degree celsius
Wednesday, May 18, 2016 by Ruth

physics help grade11
In a physics laboratory experiment, a 6.00 kg box is pushed across a flat table by a horizontal force F. A. If the box is moving at a constant speed of 0.35 m/s and the coefficient of friction is 0.12. What is the magnitude of F? B. What is the magnitude of F if the box is ...
Wednesday, May 18, 2016 by jyne

Physics
A man starts running from his home towards east . After covering 60m ,he turns north and runs 80m. If he runs at uniform rate and covers the distance in 1 minute ,then what is its acceleration?
Wednesday, May 18, 2016 by Mohit

Physics
A 67.6 ohms resistor is connected in parallel with a 103.8 ohms resistor. This parallel group is connected in series with a 20.8 ohms resistor. The total combination is connected across a 18.2-V battery. Find a) the current and b) the power dissipated in the 103.8 ohms resistor.
Wednesday, May 18, 2016 by Ellie

physics
A race car accelerates from 50 m/s to 75 m/s over a distance of 400 m. What is the race car’s acceleration?
Wednesday, May 18, 2016 by eli

physics
Find the number of moles in 2.00 L of gas at 35.0°C and under 7.41×107 N/m2 of pressure. Select one: a. 0.051 moles b. 51 ×105 moles c. 58 moles d. 5.8 moles
Tuesday, May 17, 2016 by Sandra

physics
Four items, all with equal masses, are used to construct the device depicted to the right. Two of the items are uniform solid disks, the smaller of which has half the radius of the other. The disks are glued together so that they share a common axle. The other two items are ...
Tuesday, May 17, 2016 by ChrismB

physics
A charge of -5.02 μC is traveling at a speed of 8.86 × 106 m/s in a region of space where there is a magnetic field. The angle between the velocity of the charge and the field is 54.6o. A force of magnitude7.85 × 10-3 N acts on the charge. What is the ...
Tuesday, May 17, 2016 by Lily

Physics
A ray of light is incident on a material with reflective indeed n=1.46. if the material has thickness w=2.6mm; how many times does the light take to pass through the material?
Tuesday, May 17, 2016 by Lily

physics
Two bar magnets (1) and(2) orthogonal to each other create at point M (intersection of their supports) the respective magnetic field vectors B1 and B2 of intensity: B1=o.oo3T and B2=0.004T a)Determine the names of the poles of the magnets. b)Construct the resultant field ...
Tuesday, May 17, 2016 by angy

physics multiple choice
1)A coil of length 1cm has N turns and carries an electric current I. It creates at a point M a magnetic field of intensity B. -If a current 3I is sent in the coil the field strength at M becomes: a. 3B b. B/3 c. B -If the number of turns per unit length is doubled the field ...
Tuesday, May 17, 2016 by angy

physics
A. State Ohm’s law B.Describe the process of electrolysis C. What is the relationship between resistance and resistivity D. What is the current through 8Ω device operating with 120V The potential difference required to pass 3A through 42Ω. E. Describe what is ...
Tuesday, May 17, 2016 by Chansa

physics
A display sign is supported by a guy making an angle of 37o with the horizontal and by a bracket at the upper end near the vertical wall. The sign weighs 150N. Find A. The tension in wire B. The force exerted by the bracket on the sign.
Tuesday, May 17, 2016 by Chansa

physics
A ladder rests against a smooth wall (by smooth wall, we mean that the wall exerts in the ladder only a force that is perpendicular to the wall. There is no friction force). The ladder weighs 200N and its center of gravity is 0.4L from the base, where L is the ladder’s ...
Tuesday, May 17, 2016 by Chansa

Physics
An air plane has a mass of (1.7x10 to power 6) kg, and the air flow past the lower surface of the wings at 95m/s. If the both wings have a surface area of 1200cubic metre, how fast must the air flow over the upper surface of the wings if the plane is to stay in the air?
Tuesday, May 17, 2016 by Veronica

physics
a stone is thrown vertically upward from tower takes 5 sec to reach ground the height of tower is
Tuesday, May 17, 2016 by nandan

Physics
1) The electric potential at any point x, y, z in metres is given by V = 3x2. The electric field at a point (2 m, 0, 1 m) is
Tuesday, May 17, 2016 by Anushka

Physics
During each heart beat, approximately 70cubic cm of blood is from the heart at an average pressure of 105mmHg. Calculate the power output of the heart, in watts, assuming 70 beats per minute.
Tuesday, May 17, 2016 by Veronica

physics
Two blocks are connected with a light string that is hung over a pulley, as shown in the diagram to the right. One block has twice the mass of the other, and the pulley has the same mass as the heavier block. The pulley consists of a solid, uniform circular disk. The heavier ...
Tuesday, May 17, 2016 by ChrismB

Physics
A charge of -5.02 μC is traveling at a speed of 8.86 × 106 m/s in a region of space where there is a magnetic field. The angle between the velocity of the charge and the field is 54.6o. A force of magnitude7.85 × 10-3 N acts on the charge. What is the ...
Tuesday, May 17, 2016 by Matthew

Physics
A uniform bar weighing 60N has a length of 4m and it is supported at its ends by a string. A load W=20N is placed at some point on the bar such that it is in equilibrium when the tension in the string at the left end is 80N, a) locate tge position of W. b) find the tension in ...
Monday, May 16, 2016 by Drew Gonzales

Physics
A uniform bar weighing 60N has a length of 4mamd it is supported at its ends by a string. A load W=20N is placed at some point on the bar such that it is in equilibrium when the tension in the string at the left end is 80N, a) locate tge position of W. b) find the tension in ...
Monday, May 16, 2016 by Drew Gonzales

Physics
Is the tension on a rope zero just before a person releases it after swinging from one side of a river to the other?
Monday, May 16, 2016 by Veronica

physics help me
Four items, all with equal masses, are used to construct the device depicted to the right. Two of the items are uniform solid disks, the smaller of which has half the radius of the other. The disks are glued together so that they share a common axle.The other two items are ...
Monday, May 16, 2016 by Asfand

Quick physics help
you are in a canyon and yell across. it takes 4 seconds it takes 4 seconds for the echo to come back how wide is the canyon?
Monday, May 16, 2016 by Anonymous

Quick physics help
you hear a thunder 4 seconds after you see the lightning. how far away is the storm?
Monday, May 16, 2016 by Anonymous

physics
If the sun's mass is about average, how many stars are there in the Milky Way galaxy? (This is all the information given in the question and I don't know where to go from here).
Monday, May 16, 2016 by Anonymous

physics
Two blocks are connected with a light string that is hung over a pulley, as shown in the diagram to the right. One block has twice the mass of the other, and the pulley has the same mass as the heavier block. The pulley consists of a solid, uniform circular disk. The heavier ...
Monday, May 16, 2016 by ChrismB

Mech. Engr./Dynamics/Physics/Math
A ball is dropped with a velocity v0 and an angle alpha with the vertical onto the top step of a flight of stairs consisting of 10 steps. The ball rebounds and bounces down the steps where the coefficient of restitution between ball and step is e=0.6. The friction between ball...
Monday, May 16, 2016 by Jay

Physics
A 56kg student runs at 5m/s, grabs a hanging rope, swings out over a lake. He releases the rope when his velocity is zero. The angl when he releases the rope is 29.25degrees. What is the tension in the rope just before he releases it? What is the maximum tension in the rope?
Monday, May 16, 2016 by Veronica

physics
A body is in equilibrium when three forces act on it. Two of the forces are F1 of magnitude 8N acting due east and F2 which is 5N acting N 60degree E. Find the magnitude and direction of the third force.
Monday, May 16, 2016 by somay

physics
Two horizontal turntables are in contact with each other at their outer edges, and the static friction between them allows them to turn together (in opposite directions) without slipping. Thelarger turntable has a radius of 0.36m, and the smaller turntable a radius of 0.12m. ...
Monday, May 16, 2016 by ChrismB

physics
A rod of length L has a varying density along its length that satisfies: λ(x) =((x^2/L^2)+1)λo where x = 0 is one end of the rod (which has density λo), and x = L is the other end (which has density 2λo). a. Find mass of the rod in terms of L and λo. b...
Monday, May 16, 2016 by ChrismB

physics
Your roommate gives you a cylindrical can of peanut brittle, saying that she got it for free as a promotion at the grocery store,and that she doesn’t like it because it sticks to her teeth. Just as you are about to open it, you remember that it is April 1st,and you smell ...
Monday, May 16, 2016 by ChrismB

Physics
A 56kg student runs at 5m/s, grabs a hanging rope and swings out over a lake. He releases the rope when his velocity is zero. The length of the rope is 10m, what is the angle when he releases the rope? (The person swings from the centre to the right).
Monday, May 16, 2016 by Veronica

Mech. Engr./Dynamics/Physics/Math
A ball is dropped with a velocity v0 and an angle alpha with the vertical onto the top step of a flight of stairs consisting of 10 steps. The ball rebounds and bounces down the steps where the coefficient of restitution between ball and step is e=0.6. The friction between ball...
Sunday, May 15, 2016 by Jay

Physics
A 1370-kg car is skidding to a stop along a horizontal surface. The car decelerates from 27.6 m/s to a rest position in 3.15 seconds. What is the frictional force that the skidding car experiences?
Sunday, May 15, 2016 by De'Andra

Physics
a westward force of 20 N acts on a 2.0 kg object moving eastward at 60 m/s for 2.0 s. What is the resulting velocity?
Sunday, May 15, 2016 by Dwaipayan

Physics
At time t=0 an object of mass 50.34 g on the end of a horizontal spring is moving to the right at 10 cm/s and is displaced 2 cm to the left from the equilibrium position. If the spring constant is 0.234N/m, find an expression for the position of the particle as a function of ...
Sunday, May 15, 2016 by Supansa

physics
A ball of mass 100 g travelling with a velocity of 100 m/s collides with another ball of mass 400 g moving at 50 m/s in the same direction. If they stick together, calculate: (i) their common velocity (ii) loss of enery and hence state the type collision involved. I had ...
Sunday, May 15, 2016 by somay

physics
Two spools with equal radii and equal masses are wound onto opposite ends of a massless string, the center of which is then hung over a massless, frictionless pulley, as in the diagram to the right. The spool on the left is a solid cylinder, while the one on the right is ...
Sunday, May 15, 2016 by ChrismB

physics
A circle is cut out of a uniform piece of plywood. How does the rotational inertia measured around a point on its outer edge compare with the rotational inertia about its central axis? a. The two rotational inertias are the same. b. The rotational inertia about its edge is ...
Sunday, May 15, 2016 by ChrismB

physics
A body thrown upward from ground covers equal distance in 4th and 7th second . With what initial velocity body was projected ?
Sunday, May 15, 2016 by omna

physics
at what attitude the value of g would become one forth than on the surface of the earth?
Sunday, May 15, 2016 by zoya

College Physics (need help asap)
a delivery truck is 5km away from a car. The two started at the same time and headed towards the same direction. the delivery truck accelerates at 3m/s^2. If the car should overtake the truck in ten minutes, what should be the acceleration of the car?
Sunday, May 15, 2016 by Patrick

physics
Weight of metal ball in air is 96N. when it immersed in water then its apparent weight is 72N. What is density of metal?
Sunday, May 15, 2016 by Akarsh Singh

physics
a light pointer fixed to one prong of a tuning fork touches a vertical plate. The fork is set vibrating and the plate is allowed to fall freely. 8 complete oscillations are counted when the plate falls through 10cm. What is the frequency of the fork ?
Saturday, May 14, 2016 by please Help urgently

Physics
A net force of 20N acts on a 5kg object.Determine how far the object travels starting from rest to acquire a speed of 8m/s
Saturday, May 14, 2016 by Anonymous

Physics
'A push broom consists of a 1.70 metre long handle with mass with mass 0.825kg, with a 0.500m wide brush with mass 0.420kg attached to the end of the handle' 'Treating both the handle and the brush as thin rods, find the moment of inertia I of the broom about an ...
Saturday, May 14, 2016 by Cummins

physics
a certain string vibrates in its fundamental frequency at 250 Hz. If the string is 15 cm long, what is the velocity of the wave in the string? What is the wavelength of the second harmonic frequency (the second wave which will fit into this length of string)?
Saturday, May 14, 2016 by Jason

Physics
An elastic cord can be stretched to it's elastic limit by a load of 2n.if a 35cm length of the cord is extended 0.6cm by a force of 0.5n.what will be the length of the cord when the stretching force is2.5n
Saturday, May 14, 2016 by Paul lazarus

Physics
Urgent. A density bottle weigh 0.25 when empty and 0. 75 when. Filled with water and 0.65N when filled with alcohol calculate the volume of water,the density of alcohol. Take density of water=1000kg/m3 acceleration due to gravity= 10m/s
Friday, May 13, 2016 by Adam

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