Select the direction of each external force acting on the highlighted object. Only include forces in the plane of the page. weight (W): normal force (N): tension (T): friction (f): drag (D): thrust (Th) / applied (A):

Q: The figure below shows two luminous rays, 1 and 2, which are initially in phase and reflected on sev...

A: Solution: a) The distance traveled by the ray 1 is L1 = 5 d The distance traveled by the ray 2 is L2...

Q: I need help solving this problem. I cannot seem to figure it out. Thanks!   There is a uniform elect...

A: Given, An electric field in the right direction and moving a positive charge in left direction 

Q: A parallel beam of argon laser wavelength 488 nm, collimated by a diaphragm of 1 mm radius, is direc...

A: Given: The wavelength of the laser λ = 488 nm. The aperture of the laser a = 1 mm. The radius of moo...

Q: Make a sketch of how you expect the graph of the horizontal velocity vs. time to look for a thrown o...

A:  

Q: For a region where the potential V = 0, the wave function is given by √2/∝ sin (3πx/∝). Calculate th...

A: Given: For a region where the potential V = 0, the wave function is given by √2/∝ sin (3πx/∝). The e...

Q: In a fireworks display, a rocket is launched from the ground with a speed of 18.0 m/s and a directio...

A: The Horizontal distance moved by the center of mass of the two pieces is, R=v02sin2αg Use the given ...

Q: The Cosmo Clock 21 Ferris wheel in Yokohama, Japan, has adiameter of 100 m. Its name comes from its ...

A: The apparent weight at the lowest point is Q=ω-Fcf This can be expressed, Q=ω+mω2R=ω1+ω2Rg Here, T=6...

Q: 1. a) Show that if the pressure drop remains Constant, reduction of the Radius of the arteriole from...

A: According to Poiseuille's law P1- P2 = 8QηLπR4 where Q is flow of liquid ,R is radius of tube, L is ...

Q: If steel has ten times the density of water, how many times more dense is the hydrogen plasma at the...

A:

Q: Question in the attachment

A: The number of turns in the coil is 69. The radius of the coil is 7.91 cm. The magnitude of the unifo...

Q: A baseball coach uses a radar device to measure the speed of an approaching pitched baseball. This d...

A: The typical speed of a pitched baseball is extremely small relative to light. Due to the ball’s moti...

Q: Calculate the energy difference between the ms = 1/ 2 (“spin up”) and ms = - 1 /2 (“spin down”) leve...

A: Given data: The magnetic field in the negative z-direction is B=-1.45 T. The expression for the en...

Q: calculate the weight of the hanging mass fg2

A: There are ten washers, each washer weighs 10 g. Therefore the total hanging mass is 10g ×10=100 g. T...

Q: A block with mass m =0.200 kg is placed against a compressedspring at the bottom of a rampthat is at...

A: Given: The mass of the block m = 0.2 kg. The incline slop θ = 53o. The distance of block travelled ...

Q: What’s the center of mass for each situation?

A: Solution:   It is given that,   λ(x)=λ01-x2L2

Q: Vector A S has magnitude 8.00 m and is in the xy-plane at an angle of 127 counterclockwise from the...

A: Let α and β denote the angles made by A and B counter-clockwise from the positive x-axis. Let i and ...

Q: A block of mass m is on a frictionless track, initially at a height h above the ground. The block sl...

A: Using conservation of energy of the first block ∆K=-∆Um2u2-0=mghu=2gh Using conservation of momentum...

Q: How many joules of energy does a 100 watt light bulb use per hour? How fast would a 70 kg person hav...

A: The power  is defined as te energy per unit time.P=Et                                               ...

Q: Two asteroids of equal mass in the asteroid belt between Mars and Jupiter collide with a glancing bl...

A:

Q: A person with a near point of 85 cm, but excellent distant vision, normally wears corrective glasses...

A: Given information: A person is having a near the point of 85 cm, The power of the lenses, P=+2.25 D ...

Q: Why does tunneling limit the miniaturization of MOSFETs?

A: The tunnelling limit the miniaturization of MOSFETS are explained as follows, The reverse bias condi...

Q: Please answer both parts of the question using the data given.

A: (a) The shaded area under the curve is the area of a rectangle ∫h0hfFdy=LH∆U=hf-h0mg∆U=mg∆h

Q: Center of mass of constant-density plates Find the center of mass (centroid) of the following thin, ...

A: The coordinates of the center of mass of a system of particles is defined by the following expressio...

Q: Does the speedometer of a car measure speed or velocity? Explain.

A: The speedometer of a car only measures the rotational velocity of the wheels. If you don’t move and ...

Q: For a single particle in 1D, which of the following cannot be found exactly using initial conditions...

A:

Q: You are working in an ice skating rink and have been asked to hang a new banner on the wall. Your fr...

A: Given: The value of angle is θ=34.4∘. The value of external angle is ϕ=26.144∘. The horizontal dist...

Q: A parallel-plate capacitor having square plates 4.50 cm on each side and 8.00 mm apart is placed in ...

A: Capacitance of a parallel plate capacitor is given by  C = ε₀Ad here, A is the area,d is the distanc...

Q: Advanced Physics Calculate the specific volume anomaly using a salinity of 25, temperature of 40°C a...

A: Given: The salinity is 25. The temperature is 40∘C. The pressure is 10 decibars. Introduction: Speci...

Q: The net force acting on Ford focus SE has a magnitude of 6800N. If the cars acceleration is 4.5m/s? ...

A: Using Newton's Second Law of motion F = Ma Where F = Net force applied, M = Mass, a = acceleration

Q: A steel ball with mass m is suspended from the ceiling at the bottom end of a light, 15.0-m-long rop...

A:

Q: While conducting a photoelectric-effect experiment with light of a certain frequency, you find that ...

A: Given: The value of reverse potential potential is Vo=1.25 V. Part(a): The expression for maximum ...

Q: The isotope 57Co decays by electron capture to 57Fe with a half-life of 272 d. The 57Fe nucleus is p...

A: Given: The half life of Cobalt is T1/2=272 d. The activity of Cobalt is A0=2.00 mCi. Part (a) The ...

Q: A particle moves in a parabolic path y = cx? with a constant speed vo. Find expressions for the velo...

A: Differentiate the path expression with respect to time. Here, vx denotes the velocity in the x-dire...

Q: 4. An alarm, behaving as a point source of sound, emits a piercing 13.5 kHz tone at a power of 109 W...

A:

Q: A box with mass m sits at the bottom of a long ramp thatis sloped upward at an angle a above the hor...

A: Given: The initial speed of box when it moves in the upward direction is u=v0. The final speed of b...

Q: You connect a block to a spring, compress it a set distance, and release it so that it bounces back ...

A: Suppose spring is compressed by length d from its normal position. Let's assume mass of the block is...

Q: A person hits a trampoline while moving downward with a speed of 4 m/s and rebounds a short time lat...

A: The magnitude of the average acceleration is given by  

Q: Suppose that you have the Lagrangian L = (;2 + 0ʻr²) + 420 for a 2D 20 system in plane polar coordin...

A: Conjugate momenta Pq corresponding to conjugate variable q is given by Where L = Lagrangian of the ...

Q: For a 1D single particle, classical mechanics requires 2 values at time t to fully represent the sys...

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Q: Does it make sense to say that one vector is the negative of another? Why?

A: yes it make sense. suppose there are two vectors say A and B. if one vector is the negative vector o...

Q: Explanation needed for all of them

A: The forces acting on ring tension from cable 1 tension from cable 2  weight of ring The forces act...

Q: Two coils are wound around the same cylindrical form, When the current in the first coil is decreasi...

A: (a) The induced emf in the second coil is ε2=Mdidt Here, ε2 is the magnitude of emf induced in the s...

Q: You glance at your clock when you hear the first rumbling of the earthquake.  You feel the strong sh...

A: Use the expression for time difference between the arrival of two waves to find the distance of the ...