v? F on proton out

Q: 32. A body of weight P, placed close to the Earth's surface, is let fall from rest. Let g be the…

A:

Q: A gardener is using a tool as shown in the figure to pull weeds. 60cm 24 cm

A: Given, Gardner applies a torque in order to pull a weed, τ = 1.77 N

Q: In a darkened room, a burning candle is placed 1.50 m from a white wall. A lens is placed between…

A: The light deviates from its path when travelling from one medium to another. The phenomenon is well…

Q: A ballistic pendulum can be used to measure the speed of a bullet from a gun. A ballistic pendulum…

A: in this question we discuss conservation  law of kinetic  energy  and momentum.

Q: When a mass attached to a spring reaches the x = 0 point its velocity Maximum and positive or…

A:

Q: Two planetoids with radii R1 and R2 and local accelerations g1 and g2 are separated by a…

A: Consider the distance of a planetoid where the gravitational is equal to zero is x.

Q: An electron is traveling through a uniform electric field. The field is constant and given by…

A:

Q: What is the wavelength of a 448 Hz sound wave if it is traveling in air at a temperature of 23.0…

A: A sound wave is caused by the energy traveling away from the source of the sound. Sound waves are…

Q: The potential energy, in Joules, of a 0.20 kg particle moving along the x axis is given by U(x) =…

A:

Q: 4. (I) If the solenoid in Fig. 21-59 is being pulled away from the loop shown, in what direction is…

A: Explanation: The current will be in such a way that it will try to pull solenoid inside, so the…

Q: Question 3: A) The image formed by a microscope objective with a focal length of 7.00 mm is 260 mm…

A: 3. (A) Given that,  Focal length of objective, fo = 7 mm Focal length of eyepiece, fe = 28 mm Image…

Q: In the overhead view of the figure, a 460 g ball with a speed v of 4.5 m/s strikes a wall at an…

A: Find the impulse acting on the ball and average force exerted on the ball.

Q: Q4. Charge q₁ = 2.0 nC is located at (0, 0) and charge q2 = -4.0 nC is located at (-3.0 cm, 0). a)…

A:

Q: An object is attached to a vertical spring and bobs up and down between points A and B. Where is the…

A:

Q: The total current delivered to a number of devices connected in parallel is the sum of the…

A:

Q: 4. If the equivalent resistance across a and b is 75 , and the resistors labelled as "R" have the…

A:

Q: Two forces F1 and F2 act on a 5.30kg object. Taking F 1= 20.0N and F 2 =15.0N, find the…

A:

Q: Apply the work equation to determine the amount of work done, in N-m, by a 104 N force applied to…

A: Given data:  Force (F) = 104 N Horizontal displacement (d) = 11.05 m Required: Work done (W)

Q: A particle with a charge of -1.24 x 10-8 C is moving with instantaneous velocity = (4.19 x 10¹ m/s)i…

A: Given:- Charge of the particle is q=-1.24×10-8 C Velocity of the particle is v→=(4.19×104  m/s)…

Q: a. the time it reached the maximum height? 2.597sec b. max. ht. the ball had reached? 108.53ft c.…

A:

Q: 3. From the experiment in Part 1, we see that a) the balloon acquired more protons and became…

A: 3) By rubbing the sweater with balloon, the elections from outer orbit of the atoms of sweater are…

Q: A 5 kg sphere moves at 5m/s in the +x direction and hits a 2kg stationary ball at the origin. After…

A: in this question we use conservation law of momentum.

Q: 40. A train travels at a speed of 144 km/h. Its wheels per- fectly adhere to the rails (no sliding)…

A:

Q: Compute the wavelength of a second wave that has a frequency of 40 Hz and a wave speed of 1300 m/s.

A:

Q: The system in the figure below is in equilibrium. A 50 kg beam that is hinged on the floor is also…

A:

Q: What is the difference in sound level intensity that a person hears at a rock concert if they are…

A:

Q: Part B. Index of Refraction Angles 8₁ 8₂ Angle of Incidence, 6, 26 30 Average Index of Refraction…

A:

Q: A fish has been hooked and is pulling on the line as shown in the figure below. 25.0° ---125.0 35.0⁰…

A:

Q: what is that frequency?

A: We know the formula for frequency for of one side open organ pipe is…

Q: A spring with a k value of .800 kg/22 has a mass of .050 kg attached to it. The spring is then…

A: Given Spring mass system

Q: Find the Torque at Pt. 0. 1 unit: 1 meter (Ans: Lo=34.31 N-m) A 100 N 0 D=100 N B= 200 N C = 100 N

A:

Q: 13. A machine does 192 J of work in 24 Sec. What is the power of the machine?

A:

Q: Q1 A 68 resistor is connected across the terminals of a 3 V battery. The power dissipation of the…

A:

Q: What beat frequency would be heard by a tuba player in a marching band, of a note with a frequency…

A: For calculation of speed of sound in 32.4C = 305.4 K c =331.3 1+T273.15=331.31+305.55273.15= 482.226…

Q: In the ballistic pendulum shown below, the block has a mass of 1.7 kg, the bullet has a mass of…

A: Given M = 1.7 kgm = 0.0054 Kg L = 2.91 mθ = 26°

Q: Q1. A small block of mass 1 kg drops from rest at the top of a curved track at a height h = 10 m and…

A: Given Mass of the object (m)=1 kg Height (h)=10 m Potential energy at c=Uc =0 Required Total…

Q: 4. In the circuit shown, R₁ = 3, R₂ = 2, R₂ = 5₁&₁ = 4 V₁₂ = 10 V and 3 = 6 V. Find the currents 11,…

A:

Q: In lectures you will derive the well known formula for the energy levels of a hydrogen atom: En =…

A:

Q: An aluminum nail has an excess charge of +6.4 How many electrons must be added to the nail to make…

A:

Q: Two light spheres each of mass 2.0g are suspended by

A:

Q: 1. A bar 8 m long of a uniform weight is loaded as shown below. How far should block A stay from the…

A: Given data: Bar length, L=8 m Mass of block A, mA=100 kg Mass of block B, mB=50 kg Distance of the…

Q: 2. Will the block move? Explain. W = 100 N #=1 30° F = 100 N 2

A: Force in the horizontal direction, Fx=Fcos(30o)=100cos(30o)=10032=86.6 N Which is less than the…

Q: An uncharged capacitor and a resistor are connected in series to a source of emf. If E = 11.0 V, C =…

A:

Q: 2. A glass rod is rubbed with a piece of silk. During the process the glass rod acquires a positive…

A: Transfer of electrons takes place when two objects are rubbed with each other. Due to this both the…

Q: 4. A surface on which all points are at the same potential is referred to as A) a constant electric…

A: A surface on which all points are at the same potential is referred to as  an equipotential surface…

Q: A roller coaster car of mass, m, enters the bottom of a frictionless vertical loop of radius 12.0m…

A:

Q: A bat traveling at a speed of 18.1 m/s sends out sound at a frequency of 48.2 kHz, can 'see' objects…

A: Given Speed of the bat is vs=18.1 m/s Frequency of the sound emitted by the bat is f=48.2…

Q: A container encloses 2 mol of an ideal gas that has molar mass M₁ and 0.5 mol of a second ideal gas…

A: The pressure P1 due to the first gas is P1 =n1*RT/V and the pressure P2 due to the second gas is P2…

Q: 3. The value of the line integral of B around the closed path in figure is 3.77×10¯6 Tm. What is I3?…

A: Given Line integral of magnetic field = 3.77 × 10-6 T.m I1 = 3.0 A I2 = 5.9 A We have to calculate…

Q: A metal bar is in the xy-plane with one end of the bar at the origin. A force F =(9.00 N) î+(5.00 N)…

A: