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Q: A 863-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it re...

A: Given:Mass of the car, m= 863 kgInitial velocity, u = 0Final velocity, v = 30 m/sTime taken, t = 5 s

Q: Imagine you are on an amusement park and on a train ride. At some point the train ride follows a hor...

A: The expression for the centripetal acceleration is

Q: A ball is dropped in a vacuum (no air resistance). As it falls it loses 7 J of potential energy. How...

A: Since there is no air resistance, mechanical energy is conserved.

Q: A 750-turn solenoid, 23 cm long, has a diameter of 2.7 cm . A 11-turn coil is wound tightly around t...

A: Consider the number of turns of the solenoid be N, the radius of the solenoid be r, the length of th...

Q: A certain corner of a room is selected as the origin of a rectangular coordinate system. If a fly is...

A: The distance will be :

Q: What is the period for a simple pendulum of length 2m when loaded with a 3kg mass? When loaded with ...

A: Given,

Q: ent FULL SCREEN PRINTER VERSION BACK 006 Chapter 30, Problem Your answer is partially correct. Try a...

A: Given the value of current at t = 0 sCalculate the value of resistance R as,

Q: The magnitude if vector A is 8km, and the magnitude of vector B is 6km. Which of the following are p...

A: Given,

Q: (multiple choice) Charge Q is distributed uniformly throughout a spherical insulating shell. The net...

A: The net flux on the outer surface of the shell is Q/ε0.

Q: A horizontal force of 88.2 N is applied to a 30.5 kg crate on a rough, level surface. If the crate a...

A: Here, the net force, Fnet = 88.2NMass of the crate, m = 30.5kgAcceleration of the crate, a = 1.08 m...

Q: In the winter activity of tubing, riders slide down snow covered slopes while sitting on large infla...

A: The change in gravitational potential energy is,Substitute the values,

Q: 9-3 Work and Kinetic Energy CHAPTER 9 8. A car turns a corner at constant speed. AvoW 9 Wiric OYOO H...

A: 8. A car turns a corner at a constant speed

Q: 52. A vector makes an angle 0 with the horizontal. The horizontal and vertical components of the vec...

A: The horizontal component of the vector is given as,

Q: When some stars use up their fuel, they undergo a catastrophic explosion called a supernova. This ex...

A: Given:Radius of a star = RRadius of supernova shell = 3.9RNumber of revolutions of star per day = 1....

Q: a) i) Distinguish between inertial and non-inertial frames of reference.Outline a method that you ca...

A: a)i) Inertial frames are ones which are at rest or moving with uniform velocity with respect to fixe...

Q: A commuter airplane takes the route shown in figure. First, it flies from origin of the coordinate s...

A: The vector diagram of routes of the airplane is given below

Q: What are the dimensions for the variable beta given the following?

A: Given:

Q: system when the In the following diagram, M kg, m 3 kg and the kinetic frictional coefficient is 0.2...

A: 14.The required work done is,

Q: Chapter 11, Problem 031 In the fiqure, a 0.400 kg ball is shot directly upward at initial speed 79.2...

A: Click to see the answer

Q: A bullet of mass m1 = 10.00 g that has a velocity of v1 in the horizontal direction hits and gets fu...

A: Consider the momentum conservation.

Q: Please help

A: The moment of inertia of a disc is

Q: Suppose you exert a force of 170 N tangential to the outer edge of a 1.355-m radius 73-kg grindstone...

A: The torque is

Q: A particular dipole consists of two charges, one of charge 7.5 μC and one of -7.5 μC, spaced a dista...

A: Given:

Q: **28. A 30-kg sign hangs at the end of a 3-meter pole of mass 12 kg (as shown). Find the ten sion in...

A: write the expression for rotational equilibrium at the pole

Q: 6. A child grabs the edge of a merry-go-round and runs counterclockwise (looking down on the merry-g...

A: Write the expression for angular velocity

Q: 15.

A: Click to see the answer

Q: magine you are on an amusement park and on a train ride. At some point the train ride follows a hori...

A: Consider the radius of the horizontal circle to be r and centripetal acceleration to be ac.

Q: Physics Question

A: Hey, since there are multiple subpart questions posted, we will answer first three questiosn. If you...

Q: As shown in the figure, fluid fills a container having several sections. At which of the indicated p...

A: The expression for the pressure is,

Q: (A) Find the magnitude of the gravitational force (in N) between a planet with mass 7.75 ✕ 1024 kg a...

A: (a) The magnitude of gravitational force is given by,

Q: You drop your phone while visiting the Grand Canyon. If it took 18.7s before it hit the ground, how ...

A: Given:Final velocity of the phone = 0Acceleration of the phone = g = 9.8 m/s2Time taken by phone to ...

Q: A 4600 kg helicopter accelerates upward at 2.0 m/s2. Determine the lift force exerted on the propell...

A: Equation for lift force exerted is

Q: The wheel of a car has a radius of 0.300 m. The engine ofthe car applies a torque of 240 N*m to this...

A: The counter torque is given as

Q: Masses m and 3m approach at the same speed v and undergo a head-on elastic collision. Show that mass...

A: The momentum of the system will have conserved. As the mass undergo elastic collision.Therefore,

Q: A force of 40.0 N is applied in the positive x-direction to a block of mass 7.25 kg, at rest on a fr...

A: Given,

Q: Four forces act on an object, given by A = 40.3 N east, B = 43.3 N north, C = 74.7 N west, D = 78....

A: Given information:Force acting in east direction (A) = 40.3 N (“+ve” x-axis)Force acting in north di...

Q: 53. Which terms represent a vector quantity and the scalar quantity of the vector's magnitude, respe...

A: Vectors quantities are those which requires both direction and magnitude to define it.Scalars quanti...

Q: 36. In a thundercloud, there may be electric charges of +40.0 C near the top of the cloud and -40.0 ...

A: The charge at the top is +4.0C, the charge at bottom is -4.0C, and the distance of separation is 2km...

Q: Hi, I am in physic I and they give me the problem The earth's radius is 6.37×106m; it rotates once ...

A: The radius of the Earth,The angular speed at the equator,The speed of the point on the equator,

Q: Puffy cumulus clouds, which are made of water droplets, occur at lower altitudes in the atmosphere. ...

A: Given,For altitude less than 11 Km temperature is given as,

Q: On the planet Gizmo, the inhabitants travel by high speed trains that run on air tracks much like th...

A: Given information:

Q: A gun has a muzzle speed of 80 meters per second. What angle of elevation should be used to hit an o...

A: Given,Initial speed, u = 80m/sRange of the gun, R = 160 m

Q: Week 5 Fall 2019 Two person race with acceleration and deceleration 14 of 15 IReview | Constants Mar...

A: Given:Speed of Mary = 4 m/sSpeed of sally = 5 m/sDistance of Sally from finish line = 22-5 = 17 mDis...

Q: A 13-kg piece of aluminum sits at the bottom of a lake, right next to a 13-kg piece of lead, which i...

A: Buoyant force.When an object is immersed in a fluid, it experiences a force exerted by the fluid in ...

Q: A Hall probe uses the Hall effect to measure the size of magnetic fields - it does this by measuring...

A: The initial magnetic field, B1 = 2.15TThen Hall Voltage, V = 0.95µVNow, magnetic field is different,...

Q: Given that the blocks are accelerating towards the right direction, how do I find the answer?

A: In this case, both block and apply forces are in horizontal direction.Using Newton’s second law, the...

Q: The planet Earth orbits around the Sun and also spins around its own axis. Calculate the angular mom...

A: Calculated values:Mass of the earth, M = 5.97 x 1024 kgRadius of the earth, R = 1.496 x 1011 mVeloci...

Q: It makes a head-on elastic collision at with a block of Consider a frictionless track as shown in th...

A: The initial velocity of the first block just before hitting the second block is,

Q: A football punter accelerates a football from rest to a speed of 14 m/s during the time in which his...

A: The mass of the ball is 0.44kg, initial speed of the ball is zero since it is at rest, and final spe...

Q: A proton is fired with a speed of 1.1 ×106m/s through the parallel-plate capacitor shown in the figu...

A: Write the expression for strength of magnetic field .