If a generator got more energy out than what you put into it (first law seemingly violated), what type of reaction must be happening at the atomic level for this to occur?

Q: Soba shot an arrow directly up in the air with a velocity of 60.0 [m/s]. Disregarding air resistance...

A:

Q: The ideal mechanical advantage of a winch is 8.50 If the actual mechanical advantage of the winch is...

A:

Q: A jogger runs 200 m in a direction 30° east of north and then 100 m in a direction 35 south of east....

A:

Q: If the wire is drawn out to three times its original length in the previous problem, by how many tim...

A: 1.

Q: A fireworks rocket is fired vertically upward. At its maximum height of 80.0 m, it explodes and brea...

A: Given: h = 80.0m m1 = 1.40 kg m2 =0.28 kg EP = 860 J

Q: Point charges of 30.0 µC and 35.0 µC are placed 0.550 m apart. (a) At what point (in m) along the ...

A:

Q: A physics professor is pushed up a ramp inclined upward at 30.0° above the horizontal as she sits in...

A:

Q: Given data: Initial velocity=3 m/s Final velocity=4 m/s Time=2 s Determine acceleration

A:

Q: A vertically hung spring stretches 0.075 meter when a 5.0-newton block is attached to the spring Wha...

A: The force experienced by a stretched spring is given by F = kx, where k = the spring constant of the...

Q: An armature conductor 12cm long moves right angle to the magnetic flux of 1.20  Tesla and carrying 5...

A:

Q: 12. It is a branch of mechanics that describes the motion of a body or system of bodies without cons...

A: Projectile motion : When a particle is projected in the air at an angle with horizontal then the par...

Q: a stacing com har cwhat distance coer in 12 sec ofter 34*7 ? unifogm acceleration of 8mis? în 12 sec...

A:

Q: Explain whether the Bernoulli equation can be applied from point 1 to point 2 in the below situation...

A: Bernoulli's equation states that the increase in velocity of a fluid is compensated by a decrease in...

Q: What is the magnitude and direction of the net force acting on charge 3? * Q1 = +4µc 2m Q2 = +8µc 3....

A:

Q: (a) What energy is dissipated by a lightning bolt having a 21,800 A current, a voltage of 110 MV, an...

A:

Q: Red blood cells can often be charged. Consider two red blood cells with the following charges: -22.2...

A:

Q: A projectile is fired from the ground, reaches a maximum height of 53.2 m and lands a distance of 28...

A: Given in the question  Projectile maximum height H = 53.2 M Range of Projectile  R = 28 M We have to...

Q: Find the length of the shortest ramp that can be used to push a 595 N resistance onto a platform 3.5...

A:

Q: Michelle pulls a slinky a distance of 13 inches from its equilibrium position and then releases it. ...

A: Given data as per question Distance pulled =13 in  The time for one oscillation = 2 seconds. the sli...

Q: 11. The path followed by a projectile motion is called? A. Linear path B. Trajectory 12. It is a bra...

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts fo...

Q: The number of electrons flowing in an electric lamp every 3.5 seconds is 3.125x10^19 e-. What is the...

A:

Q: 41 When a proton approaches another proton the electric potential energy ________     Select one:...

A: To discuss the effect on the potential energy when a proton approaches another proton.

Q: Work, Energy, Power, and Energy Conservation. In Doctor Stranger Episode 13. A heart surgery was per...

A: 1. We have the information that when the aorta is to be stretched by 3.75 cm or 3.75×10-2 m, a force...

Q: A person can row a boat at 4.00 mi/h in still water. They need to cross a river that is 1.50 mi wide...

A:

Q: You have a cube with a 6µC charge in the center. Each of the cube's sides is 12cm long. What is the ...

A:

Q: A pair of parallel plates is charged by a 24-V battery. How much work is required to move a charge o...

A: GivenA pair of parallel plates is charged by a 24V batteryVoltage,V=24VCharge, q=-4.0 μC

Q: The mass of nuclear fuel in a nuclear reactor decreases at the rate of 8 mg every hour. The overall ...

A:

Q: Calculate the kinetic energy and potential energy of a 600 kg car up hill at 20 meters and is runnin...

A: kinetic energy = 12mv2 potential energy = mgh

Q: Block B in the figure weighs 655 N. The coefficient of static friction between block and table is 0....

A:

Q: 1. A ball is shot at a ground level at an angle of 60 degrees with the horizontal with an initial ve...

A:

Q: Velocity of a particle changes from (31 + 4j) m o (6i + 5j) m/s is 2 s. Find magnitude and direction...

A: Here, we calculate the given as follow;

Q: Find a function that models the simple harmonic motion having the given properties. Assume that the ...

A: Displacement is maximum when t=0 Amplitude A=45 cm Time period T=4 s To find: Function that models t...

Q: The figure shows two blocks connected by a cord (of negligible mass) that passes over a frictionless...

A:

Q: a steel train rail is 400 meters long, in march it is -30oC and 40oC in july. what is the change in ...

A: Given data:  Original Length (L0) = 400 m Initial temperature (Ti) = -30 °C Final temperature (Tf) =...

Q: A wire 2.5 m long is bent (i) into a square and (ii) into a circle. If the current flowing through t...

A:

Q: Kang Seulgi was fixing their tv antenna on the roof. She accidentally dropped the antenna that hits ...

A: t = 2.5 s

Q: State the fundamental law of electric charge

A: Electric charges are Quantised.Like charges repel each other & charges which are opposite in nat...

Q: It takes 8.0 x10-3 Joules of work to move a positive charge of 2.0 x10-* C from point B to point A i...

A:

Q: Two ice skaters, with masses of 36.0 kg and 75.0 kg , are at the center of a 40.0 m diameter circula...

A: We assume that there is no friction from the ice or air on the skaters or other additional factors a...

Q: What is the relationship between the buoyancy force, mass of the boat, mass carried of the boat, and...

A:

Q: The point charges in the figure below are located at the corners of an equilateral triangle 25.0 cm ...

A: Electric field due to qb will make 60 degrees with +x-axis Electric field due to qc will make 60 deg...

Q: he electric potential energy of two point charges ___________.     Select one: a.  is inversely p...

A:

Q: Vector a has magnitude 3, vector b has magnitude 4, the angle between a and b is 30° and n is the un...

A: Given:Magnitude of vectors,a=3b=4angle between a and b,θ=30°Find:a×b=?

Q: A single electron accelerates between the cathode and the anode that has a potential difference of 2...

A:

Q: You launch a projectile at an initial speed of 37.4 m/s from the ground. After 2.80 seconds of fligh...

A:

Q: aneed of 20. meters per second (4) four times as great (3) one-fourth as great 2m and speed v, and b...

A: As per Bartleby rules, we can only answer one question or three subparts of one question. So, I am g...

Q: What is the total work WE done on the box by the appled force in this case? Express your answer in t...

A: The force due to friction is given by Ff = μN, where μ =  coefficient of friction, N = normal force....

Q: GIVEN VECTOR M = -10ax + 4ay - 8az N = 8ax + 7ay – 2az Find: a. (M+2N)/ |M+2N[ b. The direction of c...

A:

Q: A steel bar 1 m long and 0.20 cm in radius is rigidly attached at one end. Attached to the other end...

A: Given  Steel bar length   1 meter Radius                 0.2 Cm Disc Radius        20 cm Weight Susp...

Q: Let m, = 15.0 kg, m,= 1.00 kg, and m; = 3.00kg. Solve for the acceleration of the system assuming th...

A:

The Bohr model

Students often get confused between Rutherford’s model and Bohr model of an atom. They interpret the postulates of both these models to be the same, which is incorrect. Rutherford’s model differs from Bohr’s model in the following ways: