A roller coaster car goes around a loop-the-loop, so it is upside down at the top at point A. The radius of the loop is R. The normal force on the car at the top of the loop is equal to 3mg. What is the speed of the car at the bottom? Ignore friction. R
Q: 1a) Describe the common principle of potentiometer and strain gauge that gives these two transducer ...
A: POTENTIOMETER- PRINCIPLE- The potentiometer is also called as pots and it one of the most commonly u...
Q: For a uniform isotropic material medium, with permittivity e and permeability pl, in which electric ...
A: NOTE: As per Bartleby Guidelines only first three subparts have to be solved at a time. Kindly uploa...
Q: To stretch an ideal spring 3.00 cm from its unstretched length,12.0 J of work must be done. How much...
A: Given: To find the work done and the force with the given values as,
Q: Two electrons in the nucleus of a 238U atom are separated by a distance of 8 fm. What is the potenti...
A: Given, separation =8*10-15m PE=k q1q2rsince two electrons are their =kq2r=9×109×1.6×10-1928×10-15=2....
Q: A wave is described by the equation y (x, t) = A sin(kx – wt). Which one of the following is true? T...
A: Given wave is a travelling wave with amplitude A and wave number k. Wavelength is the distance from ...
Q: Estimate the nuclear spins of the 3He and 4He nuclei. Explain your reasoning.
A: Given: 3He and 4 He To find: Nuclear spin of 3He and 4 He Solution : For 3He, No. of protons in 3He...
Q: 11-4) Please write very well written and legible. Write the answer regularly. I give a positive scor...
A: Given, x=rcosθ, y=rsinθand x2+y2=r2
Q: When ultraviolet light with a wavelength of 354 nm falls on a certain metal surface, the maximum kin...
A: Given: Ultraviolet light of wavelength λ=354 nm Kinetic energy of photoelectrons K=1.76×...
Q: The human eye is most sensitive togreen light of wavelength 505 nm. Experiments have found that when...
A: Part (a) Given: The wavelength of light is λ=505 nm. The mass of bacteria is m=9.5×10-12 g. The fo...
Q: Coherent light of wavelength 500 nm is incident on two very narrow and closely spaced slits. The int...
A: the separation between two adjacent interference maxima is given by β = λDd as λ,D,d are constants ...
Q: 19) An in ductor batteny resrs tor c an d a are wired in series. The inductance of the in ductor is ...
A: Given, Resistante = 2 ohm Inductance = 8 mH = 8*10-3 H Voltage = 5 V
Q: Quantum mechanics 1
A:
Q: A gas at 100 kPa occupies 3 liters and undergoes an isobaric process until it reaches 2 liters. If i...
A: The energy(Q) in the form of heat transferred in that process. given, PressureP=100 kPa=1×105 PaIni...
Q: Frank and Mary are twins, and Mary wants to travel to our nearest star system, Alpha Centauri (4.30 ...
A: Solution: Distance of the star, L = 4.3 Light years=4.3×9.5×1015m=40.55×1015 mTime taken in mary's f...
Q: A hydrogen atom is in a d state. In the absence of an external magnetic field, the states with diffe...
A: An hydrogen atom put in a magnetic field in the positive +z direction. The energy level splitting by...
Q: A force of 60 N stretches the spring 30 cm. A body of mass 4 kg is hung from the spring. Then the sp...
A: Given, Force,F=60NDisplacement,x=30cm=0.3mMass,m=4kgSpring pulled down,x'=10cm=0.1mMass,m'=5kg Now, ...
Q: Ultrasonic diagnostics may be used to locate a tumor in an organ such as the liver. The figure shows...
A:
Q: A gasoline engine takes in 1.61 * 10^4 Jof heat and delivers 3700 J of work per cycle. The heat is o...
A: Given:W=3700JQH=1.61×104 J
Q: A 1.40 m long uniform bar with a mass 0.50 kg is on a horizontal surface and is free to rotate about...
A: Length of the rod, L=1.50mMass, m=0.50kgForce, F=10Nϕ=400
Q: An optical fiber is a material whose refractive index is greater than that of the surrounding medium...
A: Answer a) 45.58°
Q: 4. The current in the 8.00 0 resistor below is 0.84 A. (25 points) a.) Find the current in the 20-oh...
A:
Q: In Maxwell Boltzman distribution, what is the avorage tinetic energy 2 mv 2. Jo žmvn(v)dv %3D s Usin...
A: From the given equation, 12mv2=∫0∞12mv2nvdvN
Q: Explain the following items work. Provide as much detail as you can about the physics principles in ...
A: A polarizer is defined as the optical filter that can filter a mixed polarization into a well-define...
Q: A ray of light strikes the midpoint of one face of an equiangular (60°-60°-60°) glass prism (n = 1.5...
A: Snell's law : n1 sin θ1 = n2 sin θ2
Q: Quantum mechanics 1
A: When considering the Gaussian wave packet, we are considering a probability distribution of find...
Q: Two particles in a high-energy accelerator experiment are approaching each other head-on, each with ...
A: Given: u=.9380cv=-.9380c
Q: E. 3 тр E, - KT In + 2 4 me E KT E , 2 In( N N. f
A: Given, NC=22πme*kTh232NV=22πmp*kTh232 Here, the given condition is , Ef=Eg2+12kTln(NvNc) Now, we put...
Q: Maxwell -Boltzman speed distribution is given by muz 2KT nu)du=Ae a) find A by using the condition n...
A: Maxwell-Boltzmann speed distribution: The molecules of the gas move with different velocities (speed...
Q: In the figure below, a mass-free shock absorber with a hardness of k is attached to the wagon. Other...
A: To determine the natural frequencies is given below.
Q: battery are 5) Fee Three resistor of a of the wired in series. The ve sistance a resistor s The emf ...
A:
Q: A photon of frequency f undergoes Compton scattering from an electron at rest and scatters through a...
A: The Compton effect is that the term used for a typical result observed when X-rays are scattered on ...
Q: Does a car’s kinetic energy change more when the car speeds upfrom 10 to 15 m/s or from 15 to 20 m/s...
A: The first kinetic energy is K1=12mv12 The second kinetic energy is K2=12mv22 The change in kinetic...
Q: Batteries are always labeled with their emf; for instance, an AA flashlight battery is labeled “1.5 ...
A: No it would be inapropiate because the current produced will be a fuction of the internal resistance...
Q: Suppose you chose the fundamental physical quantities to be force, length, and time instead of mass,...
A: The unit in terms of mass for the relation between force, length, and time.
Q: Property 2 of the boundary conditions for wave functions specifies that Ψ must be continuous in orde...
A: Given: To explain the reasons for the discontinuous probabilities as,
Q: In an industrial process, a gas phase refrigerant reduces its internal energy by 70 kJ by means of a...
A: Given data dU=-70 kJWin=-20 kJWout=+100 kJ
Q: 12) A paralle l plate ca pa citor with cir cular radius 0.7m is being charged the mag nitu de of the...
A:
Q: The energy flow to the earth from sunlight is about 1.4 kW/m2.(a) Find the maximum values of the ele...
A: Here, we use the relation between Intensity and amplitude of electric and magnetic field to get the ...
Q: In both cases shown in the diagram below, a block is floating at rest in a liquid. The liquids in th...
A:
Q: The radius of the earth’s orbit around the sun (assumed to be circular) is 1.50 * 108 km, and the ea...
A: Concept used: Kepler's laws are used to find above information.
Q: PLEASE SHOW ALL WORK! A long, horizontal current-carrying wire is hanging from a vertical thread. Th...
A: Hey there, since you have posted a question with multiple sub-parts we have solved the first...
Q: In the Bainbridge mass spectrometer, the magnetic- field magnitude in the velocity selector is 0.510...
A: Given:In the Bainbridge mass spectrometer, the magnetic field ,B=0.510 TSpeed of ions,v=1.82 ×106 m/...
Q: Draw space diagram please
A: Given: The time interval between events is ∆t=5.0 s. The time interval between events in space is ∆...
Q: A mass is attached to a string that goes through the hole in a horizontal table as shown in the imag...
A:
Q: Quantum mechanics 1
A: Probability of finding the system in a state = norm squared of the coefficient of state.
Q: A solenoidal coil with 25 turns of wire is wound tightlyaround another coil with 300 turns. The inne...
A: Given data l=25 cmD=2 cmN1=25N2=300i1=0.12 Adidt=1.75×103 A/s
Q: Determine the capacitance of an array formed by two conductive plates of dimensions 3 cm by 2 cm sep...
A:
Q: In a car service station, the air exerts a force on a small piston of radius r = 5 cm. The change in...
A: Given data F1=15000 Nr=5 cmR=15 cm
Q: 9) A solid sphere of radius R ha s charg unitormly charge dens ity drs tributed over its vo lume. Th...
A: The flux outside a gaussian volume is proportional to the charge contained inside the volume, indepe...
Q: In a certain crystal the spacing between crystal planes is 0.165 nm. (a) If you shine a beam of x ra...
A: Given: d=0.165 nm λ=0.124nm n=1 Formula used: nλ=2d sinθ sin θ=nλ2d
![A roller coaster car goes around a loop-the-loop, so it is upside down at the top at
point A. The radius of the loop is R.
The normal force on the car at the top of the loop is equal to 3mg.
What is the speed of the car at the bottom? Ignore friction.
A
R
V 69R
V 4gR
O V59R
/2gR
OV89R](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F641e63f2-e656-42a3-b9e2-97171cc3912f%2F1a54a38a-6dbb-45a5-97b2-32daf3308cd0%2F8e0osss_processed.jpeg&w=3840&q=75)
![](/static/compass_v2/shared-icons/check-mark.png)
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)