(b) (i) What is the advantage/disadvantage of using a single (i) fixed and (ii) movable pulley? (ii) How a system of combined fixed and movable pulleys (Number of fixed and movable pulleys may be taken more than one) can increase the mechanical advantage more than 2? Explain with example.
Q: (b) Assume that a source is detected against a strong background (an example would be the case of mi...
A: Given: The number of counts detected o-source is S+B. The number of counts detected from the backgro...
Q: Singly charged sodium atoms are accelerated through a potential difference of 327 V. (a) What is the...
A: We know that when a charged particle is accelerated to potential then the momentum is given as p=2m...
Q: Chapter 38, Problem 074 Consider a potential energy barrier like that of the figure but whose height...
A: the transmission coefficient is approximated as:T = 16EUo 1-EUoEXP(-2L 8π2mh2Uo-E
Q: Show work
A: Formula:f=cλwhere, c=3×108 m/sλ=5.32 mm=0.00532 mλ=0.00532 m
Q: A 2540 kg test rocket is launched vertically from thelaunch pad. Its fuel (of negligible mass) provi...
A: Given data m=2540 kgarocket=1.5 m/s2Vrocket=2 m/s∆t=1 sec
Q: Estimation of Dissolved Oxygen I want 10 Precautions at lest for this experiment (as points)
A: Precautions that should be taken while performing the experiment. Contamination of the sample shoul...
Q: List down activities that you can do every day to improve your skill related fitness? Monday : Physi...
A: Activities to be performed every day to improve skill-related fitness are: Squat jumps- It can be p...
Q: 4. Consider a quantum 3-it initially in the state |v) EC%. Suppose that the 3-it undergoes a reversi...
A:
Q: One kilogram of water at 0C is heated to 100C. Compute its change in entropy. Assume that the spec...
A: Given data m=1 kgC=4190 J/kgKT2=100°CT1=0°C
Q: Four charges are arranged at the corners of a square, as depicted in the figure. a) Using the symm...
A: a.
Q: (Would like answers for part B ONLY please-need info from part a to answer. I already solved part a)...
A: Efficiency is the ratio of output power to the input power. Power is the rate of change of work done...
Q: Draw Feynman diagrams for the following processes: (a) an electron emits a photon and (b) an electro...
A: Solution: (a) The Feynman diagram for an electron that emits a photon is shown below:
Q: Saturn is the most oblate planet in the solar system. Why is Saturn so oblate and what does this tel...
A: Let's understand the oblate shape or structure. An oblate structure is formed by rotating an ellipse...
Q: What is the escape speed from a 300-km-diameter asteroid with a density of 2500 kg/m3?
A: Given data, Diameter = 300 km Density = 2500 kg/m3
Q: Using engines alone, it takes a loaded supertanker 13 km to stop. It has a gross mass of about 150,0...
A: Given, Distance,s=13km=13×103mMass,m=15×104kgInitial Velocity,u=50km/hr=50×518m/sTime,t=25min=25×60s...
Q: In March 2006, two small satellites were discovered orbiting Pluto, one at a distance of 48,000 km a...
A: Given: In March 2006, two small satellites were discovered orbitingPluto, one at a distance of 48,...
Q: Atoms have quantized energy levels similar to those of Planck’s oscillators, although the energy lev...
A: Given: τ is the lifetime for excited state,τ=1.0×10-8seconds∆t is the time,∆E is the energy,Photon's...
Q: 2 Consider two systems A and B. System A is composed of fermions and system B is composed of bosons,...
A: Concept used: Fermions follow Pauli's exclusion principle whereas bosons do not.
Q: Earth is rotating about the Sun in our solar system. The distance between the Earth and Sun is 1.5 ×...
A: Given The distance between the Earth and Sun = 1.5 ×1011 m Asteroid mass ...
Q: Please help asap
A: The electric field in the wire is given by the following expression: E=ρLA=ρLπr2 Therefore, EBEA=rAr...
Q: The average density of a man is 1.04 g/cm3. For 20% (by volume) of an 93-kg person to be above a lak...
A: Given information: The average density of the man (d) = 1.04 g/cm3 The volume of the man should be ...
Q: Chapter 38, Problem 071 For the arrangement of Figure (a) and Figure (b), electrons in the incident ...
A:
Q: If a 7.0-keV photon scatters from a free proton at rest, what is the change in the photon’s waveleng...
A: The change in the photon’s wavelength is given by the following expression: ∆λ=hmphotonC1-cosθ
Q: 2. From the illustration shown in the figure, calculate for the resultant force and the electric fie...
A: Given data; q1=q3=5 μCq2=-2 μCa=0.10 m Now the magnitude of the force exerted by charge q1 and q3 i...
Q: A particle with charge +4.20 nC is in a uniform electric fieldE directed to the left. The charge is ...
A: Given data q=+4.2 nCl=0.06 mK1=0K2=2.2×10-6 J
Q: In AC Bridge experiment, the balance was obtained as shown Therefore, the unknown capacitance C, is:...
A: Introduction: When the voltage between point 1 and the negative side of the battery is equal to the ...
Q: A shiny spoon provides both a concave mirror and a convex mirror, one on each side. (a) Hold a shiny...
A: If you substitute front of a plane mirror you see your reflection formed at an equivalent distance...
Q: VDC and the current IDC, flowing through a 100Ω resistor connected to a 240Vrms single phase half-wa...
A: Given:- One thyristor load is used in a single phase half wave rectifier. It works only ...
Q: n is an integer. lambda, mug,L,H0,and h are all constants.
A: The equation is given as : 2πn= -2πλm2gLH0h2 sin φmaxas λ,m,g,L,H0, h are all con stants and n is ...
Q: (a) Calculate the one temperature at which Fahrenheit and Celsiusthermometers agree with each other....
A: a)from the relationship,T(Co)5=T(F0)-329let T be the temprature at which Fahrenheit and Celsius ther...
Q: If light with = 20 nm strikes potassium, what is the maximum kinetic energy Kmar of the ejected elec...
A: The problem can be solved by using the photoelectric effect. Photoelectric effect, the phenomenon i...
Q: Consider the initial value problem
A:
Q: An object of mass 10 kg is dropped from a flying plane. The force of air resistance is 0.07v,where v...
A: The terminal velocity of the object is given by, Fair resistance=Fgravity0.07v=mgv=mg0.07v=980.07v=1...
Q: Applications of laser with special emphasis on holography?
A: Concept used: Laser is Light Amplification of Stimulated Emission of radiation. It finds application...
Q: Question is attached in the image!
A: Here what we need to simply evaluate the integral as- y(x)=∫A(k)cos(kx)dkfor the distribution of wav...
Q: Please double check the answers and help me to understand it properly. Thank you
A:
Q: The sign of many physical quantities depends on the choice of coordinates. For example, ay for free-...
A: The sign of the work exerted on a body is decided by the direction of the force and therefore the di...
Q: Answer and solve the questions below.
A: Since you have asked multiple question, we will solve the first question for you. If you want any sp...
Q: Please help asap
A: This problem can be solved using the formula for the electric potential due to a point charge.
Q: f an object contains many parts (= many molecules), then the random motion of those parts will produ...
A: Given: To find the given statement is true or false as,
Q: Please help asap
A: Since after very long time inductor will behave like a short circuit thus we can remove it from the ...
Q: Answer is also mentioned in picture containing the question. Kindly check the answer before submitti...
A:
Q: Please round your answer to the fourth decimal place - I.e. 14.3325
A:
Q: Choose correct answer: 1. Which of the following is a potential source of information used in a 360-...
A: Given:Q1) Which of the following is a potential source of information used in a 360-degree performa...
Q: Q2) If the volume charge density in space is specified as -20*Epsilon_not*sqrt(y) MC/m^3;where the p...
A: The given volume charge density isρ=-20εoy MC/m3ρ=-20εoy×106 C/m3 Electric field is defined as the n...
Q: The rings of Uranus were discovered a. during an occultation (an eclipse) of a star. b. ...
A: Introduction: All Jovian planets have rings.
Q: i need the answer quickly
A: Given: m=1×103 kgF=0.5+4x×103 Nu=116m/sv=0 m/s
Q: Calculate the energy of the nth excited state of a particle in a 1D box with har walls at x = 0 and ...
A: the required energy is given as:E = <ψ0/H1/ψ0> =λVo∫0aSin2nπxasinπxadx =λV0∫0a1-cos2nπxas...
Q: The motion of a particle is given by the equation x = 2t* - + 2t? where x is in meters and t in seco...
A:
Q: its urgent
A:
(i) What is the advantage/disadvantage of using a single (i) fixed and (ii) movable pulley? (ii)
How a system of combined fixed and movable pulleys (Number of fixed and movable pulleys may
be taken more than one) can increase the mechanical advantage more than 2? Explain with
example.
Step by step
Solved in 5 steps