Start your trial now! First week only $4.99!*arrow_forward*

Question

A 4.00 x 10^8 kg mass and 5.00 x 10^8 kg mass are separated by a distance of 2.0 km. What is the gravitational force of attraction between the masses?

Tagged in

Science

Physics

Find answers to questions asked by students like you.

Q: A movie stunt performer is filming a scene where he swings across a river on a vine. The safety crew...

A: Mass of stunt performer = 88 kg Length of vine = 12 m Speed at bottom = 7.8 m/s Centripetal accelera...

Q: A convex mirror has its radius of curvature 20 cm. Find the position of the Image of object placed a...

A: Write the equation for the mirror formula. 1u+1v=2R1v=2R-1u Here, The object distance is "u" in cm T...

Q: Starting from rest, a disk rotates about its central axis with constant angular acceleration. In 7.0...

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts (a, b, an...

Q: 8. A position-time graph for a particle moving along the x axis is shown in Figure 1. (a) Find the a...

A: Click to see the answer

Q: A potter's wheel having a radius 0.51 m and a moment of inertia of 14.9 kg · m2 is rotating freely a...

A: Click to see the answer

Q: The chains suspending a child's swing are 2.80 m long. At what frequency should a big brother push t...

A: It is the case of a pendulum and the amplitude will be largest at the natural frequency of the swing...

Q: You tossed a ball horizontally on the top floor of a building, with a height of "h". Determine the e...

A: Click to see the answer

Q: How much work does a supermarket checkout attendant do on a can of soup he pushes 0.320 m horizontal...

A: The given values are, d=0.320 mF=5.10 N

Q: 1. In the Fahrenheit scale, the difference between the and lower fixed points is upper -degrees. 2. ...

A: Click to see the answer

Q: A deep sea diver should breathe a gas mixture that has the same oxygen partial pressure as at sea le...

A: Partial pressure of oxygen is (20.9/100)*1.01*105 N/m2 = 2.12*104 N/m2

Q: Suppose your body has a density of 987 kg/m3. What fraction of you will be submerged when floatin...

A: The submerged fraction when it is placed in the freshwater can be given as, k=ρbρw=987 kg/m31000 kg/...

Q: 2.7 b) Use the model constructed in (a) to predict the power that the device will deliver to a 25 N ...

A: Given data: Resistance, R=25 Ω

Q: 5. A guitar string with a linear density of 2.4g/m is stretched between supports that are 60cm apart...

A: Click to see the answer

Q: Please, write a full clear answer and I'll rate up.

A: Ice cube of mass 40g at -10°C

Q: A bag of rocks has a mass of 6.5 kg. What is its weight here on the Earth?

A: Given : Mass of a bag of rocks (m) = 6.5 kg

Q: A 2kg rock is moving at a speed of 6m/s. What is the magnitude of the force needed to stop the rock ...

A: mass, m = 2 kg initial speed, u = 6 m/s final speed, v = 0 time, t = 0.7 s

Q: Two point masses 3 kg and 5 kg are at 4 m and 8 m from the origin on x-axis. Locate the position of ...

A: From the origin, if m1 is at a distance r1 and m2 is at a distance r2 then the center of mass of the...

Q: Need help on parts c and d.

A: Click to see the answer

Q: An astronaut with mass 84kg is at rest in space, before firing her water pack to move toward the shu...

A: Given that,Mass of Astronaut,m1=84 kgInitially Astronaut in rest position in space , u1=0 m/sec Mass...

Q: Verify that the units of a volt-ampere are watts, as implied by the equation P = IV .

A: The unit of power =W (Watt) Unit of current =A (Ampere) Unit of voltage =V (Volts)

Q: A helicopter lifts a 100kg crate straight up via cable, with an acceleration of 0.8m/s2. If the crat...

A: Given: The mass of the crate is m=100 kg, The acceleration is a=0.8 m/s2, The total lifted distance...

Q: A 0.11-kg toy car is initially moving at 1.7 m/s. Since the battery is losing power, the toy car has...

A: The mass of a car is, m=0.11 kg The initial velocity of a car is, u=1.7 m/s The final velocity of a ...

Q: Consider the figure attached. An illustration of a circular steel casting with a gap. (a) If the cas...

A: (a) The change in the length of a metal depends on the change in the change. If the temperature incr...

Q: Only number 1 pls and how you got the answer

A: Given data: Specific heat of copper, CCu=387 J/kg.K Mass of the copper,mCu=75 g = 0.075 kg Temperatu...

Q: The proper length of one spaceship is three times that of another. The two spaceships are traveling ...

A: Consider The proper length of slower spaceship is "L" The proper length of faster spaceship "3L"The ...

Q: An electric eel can generate a 200V, .2 A shock for stunning its prey. What is the eel's power putpu...

A: To found the power output of an electric eel

Q: At takeoff a commercial jet has a 45.0 m/s speed. Its tires have a diameter of 0.550 m. (a) At how m...

A: The speed of the jet, v = 45.0 m/s The diameter of the tires, D = 0.550 m Therefore, the radius of t...

Q: An object slides along Earth’s surface and slows down because of friction. If both the object and th...

A: Fricitional force is internal force which does not change total momentum as only external forces cha...

Q: A moonshiner makes the error of filling a glass jar to the brim and capping it tightly. The moonshin...

A: Expression for Bulk modulus k=V∆P∆V Rearrange in terms of ∆P ∆P=B∆VV=1.8×109 Nm25×10-3=9×106 Nm2m102...

Q: (a) What is the momentum (in kg · m/s) of a proton moving at 0.662c? kg · m/s (b) At what spee...

A: (a) momentum of the proton prel=m0v1-v2c2=1.67×10-27 kg0.6223.0×108 m/s1-0.662c2c2=4.157×10-19 kg·m/...

Q: T3 5.) If an object has constant velocity, then there are no forces acting on it. A.) True B.) F...

A: The given statement is false. There might be a force acting on an object and still can have constant...

Q: 5. An aviation fuel used by a piston engine aircraft transforms 100,042 J of energy through the foll...

A: Energy produced by aviation fuel ( Input energy) = 100042 JHeat produced by vapourization = 46721 Jh...

Q: During a test crash, an air bag inflates to stop a dummy’s forward motion. The dummy’s mass is 75 kg...

A: Write the equation for the force according to Newton's second law. F = ma Here, The net force is "F"...

Q: 1. Draw a situation where a force is doing zero work. Explain why the force is doing no work, includ...

A: To explain a situation where work done by a force is zero.

Q: What types of physicists are there?

A: There are two types of physicist, Experimental Physicist: These physicist analyses the experiments a...

Q: A helicopter lifts a 100kg crate straight up via cable, with an acceleration of 0.8m/s2. If the crat...

A: Solution: given that mass of crate m = 100 kg a = 0.8 m/s2 d = 5m

Q: A cube of compressible material (such as Styrofoam or balsa wood) has a density ρρ and sides of leng...

A: Given data The compressed length of the cube is given as L' = 0.2 L. The side length of the cube is...

Q: An arctic weather balloon is filled with 1.56L of helium gas inside a prep shed. The temperature ins...

A: Given:Volume,V1=1.56LTemperature,T1=11°C=284KTemperature,T2=2°C=275 KFind , Volume,V2=..Now,From Cha...

Q: An 1800-W toaster, a 1400-W electric frying pan, and a 75-W lamp are plugged into the same outlet in...

A: In parallel combination voltage across across each device remains same. i.e., 120 V Part A. Current ...

Q: 2. A mass on the end of string acts as a pendulum with a period of 0.7s. What is the period of theos...

A: Click to see the answer

Q: The accompanying figure shows two long, straight, horizontal wires that are parallel and a distance ...

A: Given: Current in wire = I, Distance between both wires = 2a,

Q: Suppose a car travels 108 km at a speed of 35.0 m/s, and uses 2.10 gallons of gasoline. Only 30% of ...

A: The required energy is, E=30%1.3×108 J/gallon2.10 gallon=8.19×107 J The distance traveled by car is,...