How close would the masses 0.510 kg and 0.102 kg have to be in order for the gravitational force between them to have a magnitude of 1.01 N?

Q: Mary applies a force of 78 N to push a box with an acceleration of 0.49 m/s2. When she increases the…

A: The applied force in first case is 78 N and acceleration is 0.49 m/s2. The applied force in second…

Q: The flux of the electric field (24 N/C)I + (30 N/C))j + (16 N/C)k through a 2.0 m^2 portion of the…

A: electric field , E = (24 N/C) i^ + (30 N/C) j^+ (16 N/C) k^Area ,A = 2 m2

Q: 29) Strontium 90 decays at a constant rate of 2.44% per year. Therefore, the equation for the amount…

A:

Q: A man does 4,570 J of work in the process of pushing his 2.40  103 kg truck from rest to a speed of…

A: The mass of the truck is 2.4x103 kg. The work done is 4570 J. The initial speed of the truck is 0…

Q: A 0.5 kg mass is rotated in a horizontal circle of radius 20 cm. Calculate the centripetal force…

A: Mass is given m = 0.5 kg.Radius of circle r = 20 cm = 0.2 m.Angular speed

Q: In a roundabout (or traffic circle), cars go around a 23-m-diameter circle. Part A If a car's tires…

A:

Q: The energy of a “red” photon emitted from a HeNe LASER is 3.134x10-19 J. Calculate the total energy…

A: E=3.134×10-19J (Energy of red photon from He Ne laser) To find: total energy of  a) 1 dozen photons…

Q: A rigid body is made of three identical rods, each with length L = 0.775 m, fastened together in the…

A:

Q: 18. Achild sits on a sled at the top of a hill, the hill makes an angle of 20° with the horizontal.…

A: N=mgcos⁡θ (equation 1)   Explanation:   Because net force perpendicular to slop is zero.…

Q: A red laser of wavelength 632.8x109 m is directed horizontally towards a diffraction grating. The…

A:

Q: could I get some help with this work-heat-First Law of Thermodynamics physics problem involving…

A:

Q: Three reasons why electrons cannot exist within the nucleu

A: Electrons cannot exist within the nucleus. Required: Three reasons why this happens.

Q: e. You can also obtain the component by measuring the angle from the +xaxis with counterclockwise…

A: F→ = 14 m-sin30°i^-cos30°j^G→ = 20 msin36.87°-cos36.87°

Q: The time constant of an RL circuit is 47 μs. If L = 4.7 mH, calculate R.

A: Time constant = 47us. Inductance = 4.7x10(-3) H

Q: In the figure, a 5.43 g bullet is fired into a 0.299 kg block attached to the end of a 0.472 m…

A: The mass of the bullet m = 5.43 g = 0.00543 kg   Themassof the block M = 0.299 kg   The length of…

Q: R = R1 - R2 - R3

A: In This Question we have to calculate R = R1 - R2 - R3 using the given values and uncertainties, we…

Q: Find z=(2x^2)( y^3)   Given x = 2.0 ± 0.3  y = 7.50 ± 0.10  z =  __± __

A: Vvvhhggfgfftggggg vgvvto ffvvvvvvvvf

Q: Light with a wavelength of 395 illuminates a metal cathode. The maximum kinetic energy of the…

A:

Q: A man is sitting on a spinning stool with his arms folded and holding weights. What happens to his…

A: When the man extends his arms and the weights outward while sitting on a spinning stool, his angular…

Q: A girl stands 100 m from a wall and claps her hands loudly. How far will the sound travel before she…

A: The speed of sound in air is approximately 343 meters per second at room temperature. To determine…

Q: Kaleb has decided to forget about flying and buys a boat instead. If his boat increases its speed…

A: Initial speed = V0 = 5 m/sFinal speed = V = 7.5 m/sDistance = S =  50 mAcceleration = a = ?

Q: 3 point charges at the corners of a triangle, as shown below, where q1 = 3.00 x 10^-9 C, q2 = -4.00…

A: The charge of The charge of The charge of The magnitude of each side of the triangle,

Q: What is the difference in length of a 1 m ruler when the temperature changes from 0oC to 100oC. The…

A: initial length of ruler L0= 1 m initial temperature T1= 0°C initial temperature T2= 100°C…

Q: Find t= sqrt (2s/g) Given s = -93.00 ± 3.00 , g = -9.8 (take this as an exact number). t…

A: Given Data:Displacement Acceleration due to gravity Formula for time to be used To Determine:The…

Q: A slender rod with mass m₁ = 1.05[kg] and length = 1.65 [m] is released from rest at a horizontal…

A:

Q: 8) Two cars collide at an icy intersection and stick together afterward. The first car has a mass of…

A: Given Data:Mass of car 1 Mass of car 2 Velocity of car 1 Velocity of car 2 To Determine:(a). The…

Q: A passenger train leaves a train depot 2 h after a freight train leaves the same depot. The freight…

A: Speed of passenger train = v Speed of freight train = v'v' = v - 22 mphTime for which the freight…

Q: Consider a wire of some material whose Young's modulus under tensile and compressive stress is…

A: To calculate the equilibrium length of the wire, we can use the concept of strain. When a wire is…

Q: Another example of moving a couch at a constant speed, this person pushes down at an angle of 27.10…

A: Mass of object is m=25.7 kg Object moving at constant speed. The person pushes down the object at an…

Q: Three Resistors Three Batteries The diagram below shows a circuit where R₁ = 7, R₂ = 4N, R₂ = 2N, V₁…

A: The Resistors areThe three batteries areTO FIND:The current in resistor i.e.

Q: (a) What is the efficiency of an out-of-condition professor who does 2.30 ✕ 105 J of useful work…

A:

Q: Find the useful power output (in W) of an elevator motor that lifts a 2600 kg load a height of 30.0…

A:

Q: The electric field due to a length of wire through a Gaussian surface in the form of a cylinder of…

A: Electric field E= 5*102 N/C Radius r= 4cm = 4*10-2 m Height h= 2mm = 2*10-3 m           “Since you…

Q: The disk has an angular acceleration a = 8 rad's and angular velocity = 3 rad's at the instant…

A: Given information Disk has angular acceleration = 8 rad/sec^2 Radius of disc = 0.5 m

Q: Calculate the volume of a rectangular solid that has the dimensions shown. length = 5.50 +- 0.30,…

A:

Q: One afternoon, a couple walks three-fourths of the way around a circular lake, the radius of which…

A: Given:-  The radius of the circular lake is R = 1.05 km  They start at the west side of the lake and…

Q: One hazard of space travel is debris left by previous missions. There are several thousand objects…

A: Mass (m) = 0.190 mg Initial velocity before collision(u) = 4.00×103 m/s Final velocity after…

Q: A 0.200 kg hammer is moving horizontally at 9.00 m/s when it strikes a nail and comes to rest after…

A: Mass of hammer (m)= 0.200 kg  Initial speed of hammer (u) = 9m/s  Final speed of hammer (v)= 0m/s…

Q: Could you write out the kinematic variables? I can't tell which ones are x and y components. I also…

A: Write the horizontal (x) and vertical (y) components of the initial velocity. ux=ucosθ=(27.5…

Q: Two steel conductors are bent into rectangular prisms with square bases of lengths a and/, where…

A: Let the resistivity of the steel be ρ .   We have resistance of resistor with length L and…

Q: Given x = 2.20 ± 0.20  y = 6.50 ± 0.40  calculate, z = xy z =  _____±____

A:

Q: Calculate the amount of heat transferred when 7.0 kg of water cools from 52.1 oC  to 10.8 oC…

A: Mass ( m ) = 7 kg  Temperature ( Ti ) = 52.1 °C  Temperature ( Tf ) = 10.8 °C

Q: A concave mirror has a radius of curvature of 200cm. An object 3.5 cm in height object is placed…

A: Radius of curvature of concave mirror = R = 200 cm  Object height = ho = 3.5 cm Object distance = u…

Q: The series circuit at the right depicts two resistors connected to a voltage source. The voltage…

A:

Q: A cooler (mass 3 kg) is initially at rest on a horizontal floor. It is then pushed in a straight…

A: The initial speed, u=0 The mass of the cooler is m = 3 kg The displacement of the cooler is s = 1.5…

Q: A car position is. determined by the equation x(t) = 7.45 m/s^3t^3+3.91 m/s^2t^2-21 m/s t+2.17 m.…

A:

Q: A lens has a focal length of 5 cm. The object is 25 cm away from the center of the lens. Calculate…

A:

Q: A Ford Mustang can accelerate from 0 to 60 mph in a time of 6.0 s. A Mini Cooper isn't capable of…

A:

Q: Two equal coins are sent off a tabletop at the same time. Coin A is dropped vertically and coin B is…

A:

Q: Consider a RC circuit with C= 2.2µF, the total resistance R8.902, and the battery emf is e34V. Find…

A: The capacitance of the capacitor is C=2.2 μF The total resistance of the resistor is R=8.9 Ω The…

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!