Determine the smallest force the man must exert on the rope in order to move the (160 kg crate shown in figure (4). Also, what is the angle 0 at this moment? The coefficient of static friction between the crate and the floor is p, 0.3.
Q: The 2-kg pendulum bob is released from rest when it is at A. Determine the speed of the pob and the ...
A: Given: Formula used: mgh = 12 mv2 v=2gh12mv2r=T-mg
Q: The variation of the molar Gibbs free pn- ergy of a substance with temperature and pressure is given...
A:
Q: 1. The net electrostatie flux out of uny closed surface is o
A: Given, Net electrostatic flux of any closed surface
Q: LOGJAn ideal vapor compression refrigeration cycle with R-134a as the working fuld operates between ...
A:
Q: If 5J of work are done on a spring, compressing it by 12cm, what is the spring constant?
A: Given that:Work done on spring, W=5 JSpring compression, x=12 cm
Q: The peak of the spectral intensity in the emission spectrum of the sun is between 0.4 and 0.8 um wav...
A: Conduction, switching, and blocking are the three primary sources of losses in a power semiconductor...
Q: 10. From Newton's law of cooling, the boiled egg submersed in water in the diagram below will cool a...
A: Hey dear have a look
Q: Question 5 Calculate the molar mass of a spherical protein molecule (radius 9.0 nm) from sedimentati...
A:
Q: 3. A series of reactions on the sun leads to the combination of three helium nuclei (* ¿He ) to (:c)...
A:
Q: An endoscope silica fibre efficiently contains all central light rays that subtend an angle greater ...
A: It is mentioned that, for all angles greater than θ1 = 42.00 , silica fibre efficiently contains al...
Q: A fighter plane is flying overhead at mach 2.20. What angle does the wave front of the shock wave pr...
A: The dimensionless number that determines the characteristics of flow in the medium is called the Mac...
Q: From room A, a thermometer is brought into room B with ambient temperature of 30 degrees C at t = 0....
A: Given information: The ambient room temperature if the room is (Ta) = 300 C The temperature of the t...
Q: Interference fringes are produced using Lloyd's mirror and a source S of wavelength A = 606 nm as sh...
A: The fringewidth is given by the formula for a Lloyd's mirror interference as β=λL2h given that λ=6...
Q: F1 30° A 15° 15° В 30° F1
A:
Q: 2. (a) Prove 1 %3D n=0 > na" (1 – x)² n=0 Hint: for the first one, multiply the sum by r and see how...
A: Hey dear I have solved this .Have a look I have added image in two steps ;Step 2 and step 3
Q: In the figure we see a rod of length LA = 46 cm carries a charge QA = -65 nC and a circular arc of r...
A:
Q: 5. Calculate the Fermi Energy for lead. [eV]
A: Fermi energy is given by, EF=h22me3N8πV2/3 Here, h is Planck's constant, h=6.626×10-34m2kg/s Mass of...
Q: The figure below shows the work performed on a box by a constant horizontal force as a function of t...
A:
Q: An electric charge q1 moving with the velocity v1 produces a magnetic field B given by Orl r2 В wher...
A:
Q: An induced EMF of 16 V exists in a coil when the current in the coil changes at a rate of 42 A/s. Wh...
A: Given:Induced emf, E = 16VRate of change of current, didt = 42 A/sAsked:Self inductance of the coil,...
Q: A force FO cos cos wt acts on a harmonic oscillator from t = 0. What are the initial values for posi...
A:
Q: a Part I R, Rz 3 E = 7 Volts, R1 = 44 kQ and R2 = 33 kQ 1. Using Kirchoff's law find Current through...
A:
Q: A cup of hot water has a temperature of 80°C and is placed in a room that has a temperature of 25°C....
A: Given, T0= 25 degreeC T=88 degree C After 15 min, T= 66 degree C From Newton's Law of coolingdTdt=kT...
Q: Question 3 H You start at t=0 s with your knee fully extended (see figure), and then you flex your k...
A:
Q: You have the following information on two stars: A) LA = 0.01 Lo and TA = 9000 K B) LB = 300,000 Lo ...
A: Given: The Luminosity of star A is LA=0.01 Lsun. The temperature of star A is TA=9000K. The Luminosi...
Q: Two infinite conductors form a wedge located at φ = 0, and φ = π/6. Assume V = 0 V at φ = 0, and V =...
A: The electric potential at φ = 0 is V1 = 0 V The electric potential at φ = π/6 is V1 = 100 V
Q: friction between the hori: not move (a = 0)?
A: Given as, Weight of block A = 60 N, Coefficient of friction between the horizontal surface and block...
Q: Co You are an astronaut in the space shuttle pursuing a satellite in need of repair. You are in a ci...
A: The shuttle and the satellite, both initially are orbiting in a similar orbit. This orbit is at a di...
Q: A nanoparticle consisting of four aluminum atoms (object 1) initially has 1 quantum of energy. It is...
A: Given: For object 1 q=1, N=4 For object 2 q=2, N=2 the mass of one mole of aluminum = 27 g
Q: A highway engineer must stake a symmetrical vertical curve where an entering grade of +0.80% meets a...
A: In this question, an engineer measure a symmetrical vertical engineer and elevation. In contrast, th...
Q: The force F has a magnitude of 600 lb and acts along the line AM where Mis the midpoint of the verti...
A: Given Magnitude of force (F) = 600 lb Determine its x-y, and z-scalar components, as following below...
Q: Taking the distance to the Crab pulsar to be 2000 pc and the bolometric magnitude at maximum brightn...
A: The Crab Pulsar is described as a young neutron star. The star is the central star in the Crab Nebul...
Q: Arsenic-84 decays with an energy of 1.57x10 energy into (a) eV, (b) MeV. 15 kJ per nucleus. Convert ...
A:
Q: 3) The electron in the |3,1,1> state of a Hydrogen atom is replaced with a spin-1 particle X. (For s...
A: The state of the electron in the Hydrogen atom is: |n,l,m>=|3,1,-1> For spin-1 the particle ha...
Q: As one stretches a metal wire, which condition is reached first? the elastic limit the proportional ...
A: The Stress-strain curve defines the structural behaviour of the material. It can provide insights in...
Q: After you disconnect the DC power supply from an RLC circuit, it oscillates at a frequency of f. The...
A: RLC SERIES CIRCUIT.
Q: Using Superposition Theorem, what is the voltage drop at R4 when the 12 volts source will be conside...
A:
Q: 45° B. 1000N
A:
Q: 5. Calculate the Fermi Energy for lead. [eV]
A:
Q: A light elastic string, of natural length a and modulus of elasticity 5mg, has one end attached to t...
A: The natural length of the string is 'a' The modulus of elasticity is k = 5 mg the ball is at a dista...
Q: X) (X) 8. 4 Four, long, parallel power lines each carry 100-A currents. A cross-sectional diagram of...
A: Here four infinite current carrying wires are present at the vertices of the square. The direction ...
Q: 2. In order to cook this turkey, we will place it between two long straight parallel wires subject t...
A: (a) Refer to the figure below : Using Biot Savart's law, the magnetic field due to the small line s...
Q: a block of ice slides down a frictionless ramp at angle θ=30º while an ice worker pulls on the block...
A:
Q: A 110-N force acting in a vertical plane parallel to the yz plane is applied to the 220-mm-long hori...
A:
Q: Q2: Consider a cylindrical container that has water in it. The cylinder rotates about its axis at an...
A:
Q: At time t = 0, the vectors E and B are given by E = Eo and B = Bo, where the unit vectors Eo and Bo ...
A:
Q: Calculate the wavelength range for the LiF (200) crystal given that the interplanar spacing (2d) = 4...
A: The Bragg's law equation is given by : 2dsinθ=nλHere, n is order of diffraction. Putting values for...
Q: A metal part (object 2) is hanging by a thin cord from a floating wood block (object 1). The wood bl...
A:
Q: 1. The radius of a simple curve is twice its tangent distance, if the degree of curve is 4°. a) What...
A: Calculation: b) Length of the curve is calculated as follows S=r×θ =2x×4π180 [where x is tangent di...
Q: A student constructs a simple constant volume gas thermometer and calibrates it using the boiling po...
A: Using the two values of pressure and temperature, we can construct the equation that relates pressur...
Trending now
This is a popular solution!
Step by step
Solved in 6 steps