B 5
Q: 11. What evidence can you cite that the expansion of the universe is accelerating?
A: The study of universe is done by analyzing the spectrum emitted by various celestial bodies/galaxies...
Q: A set of 6 detectors which all have the same sensitivity of 1 W/m²/µm but operate at different wavel...
A:
Q: a boy fires an arrow from a height of 1.80 m at an angle of 15° above the horizontal towards a targe...
A: Given ho=1.80m, Φ=15⁰ R=21.1m
Q: Let V = 2xy²z³ and ɛ Eo. Given point P(1, 2, -1), find: (a) V at point P; (b) Ē at point P; (c) p, a...
A: E→=-∇v ∇.E→=ρϵ0 Laplace's equation, ∇2v=0
Q: A grating having 5000 lines per cm is used under normal incidence of light. What will happen to the ...
A: If 90% of the grating is covered then the Number of Slits will decrease and as the It dcreases the ...
Q: Is the photoelectric effect in contrast to classical theories? Yes, counterintuitive that energy of ...
A:
Q: Complex Physics Question
A: INTERNAL ENERGY HEAT CAPACITY
Q: Please answer very soon will give rating surely
A: Viscosity is the property of a fluid which exerts a resistive force between two consecutive layers o...
Q: 51. Challenge Problem Escape Velocity From physics, the equation for the free-flight trajectory of a...
A: The escape velocity is given by- vesc=2GMer0 If the initial velocity is equal to the escape velocity...
Q: (a) If your relaxed eye has a refractive power of 50.6 D, and your lens-to-retina distance is 2.35 c...
A: (A) Here we have the refractive index =50.6D So focal length will be =100/50.6 cm focal length = 1....
Q: Chapter 36, Problem 009 A slit 1.15 mm wide is illuminated by light of wavelength 507 nm. We see a d...
A: using small angle approximation,
Q: 1. stone is thrown from the bottom of a building upward at an angle of 60.0° to the horizontal with ...
A: We know that,In projectile motion a body returns to the ground at the same angle & with the same...
Q: In case of 4 distinguishable particles, the probability of occurrence of the macrostate (3, 1) will ...
A: Introduction: The probability (or) occurrence of a macrostate is defined as the ratio of the number ...
Q: This thermostat setting is in degrees Fahrenheit. What is the equivalentthermostat setting on the Ce...
A: On considering the setting of thermostat is in Fahrenheit.
Q: Calculate the missing orders in a double slit Fraunhoffer diffraction pattern when the width of each...
A: Missing Order Terms When the condition of interference maxima and diffraction minima are satisfied s...
Q: In problem 21.96 of your book, University Physics 15th edition (see End of the Chapter 21 section), ...
A: Given data; q1=3.00 μC and direction of the net field is downward; a) Considering different possibl...
Q: In a Fraunhoffer diffraction due to a narrow slit, calculate the relative intensities of the first, ...
A: I0 is the intensity of secondary maxima. In = I0sin2 αα2 Where α = ±3π2, ±5π2, ±7π2,.....
Q: (b) The wavelengths of two components of D-lines of sodium are 5890 Å and 5896 Å, respectively. By h...
A: Let one of the mirror be displaced by a distance 'd' so that the fringes pass from one consonance to...
Q: An insect of mass m walks with constant speed v0 in a circular path of radius b on a rotating disk w...
A: The formula to calculate the acceleration of insect is, r→''=a→'+ω˙×r→+2ω→×r→'+ω→×ω→×r→+A0 Here, r→'...
Q: Ultraviolet light with a wavelength of 400 nm falls on a specific metal surface. The maximum value o...
A: Given λ1=400nm=400x10-9m λ2=350nm=350x10-9m K1max=1.10eV We need to determine K2max.
Q: The diatomic molecule NaCl has a reduced mass of 13.96 u and the atomic separation is 0.236 nm. The ...
A: We know that the enrgy, E=h22IJJ+1Given that, transition J=3 to J=2then, ∆E=h22I33+1-22+1=h22I12-6=h...
Q: 2.1 Use the Biot-Savart law to obtain an expression for the magnetic field at a point B(r) in terms ...
A: Here, we use the Biot-Savart law and prove that the divergence of the magnetic field is zero.
Q: A student is sitting on a frictionless rotating stool with her arms outstretched as she holds equal ...
A: Assumptions:Moment of inertia of the student about the axis of rotation is: IMMoment of inertia of t...
Q: A 30-turn coil has a diameter of 14 cm. The coil is placed in a spatially uniform magnetic field of ...
A: Given data N=30d=0.14 mB=0.5 T
Q: Pendulum The period of a pendulum is given by 7, T = 2n where L is the length of the pendulum in fee...
A: (a). The length of the pendulum is increased by 0.5 %. Since the time period depends on the length ...
Q: A 16 kVA, 50HZ, single-phase transform
A: Since you have posted question with multiple sub-parts. We will solve first three parts for you. To ...
Q: Light of a wavelength 544 nm illuminates two slits separated by 0.3 mm. At angle theta one would fin...
A: Given λ=544nm=544x10-9m d=0.3mm=0.3x10-3m δ=2 rad
Q: (Astronomy) X-Ray Binary. If an X-ray binary consists of a 20-solar-mass star and a 2.25-solar-mass ...
A: Solution: Given Values, Mass of the star A MA=20 solar mass Mass of the neutron star MS=2.25 so...
Q: A car generator turns at 390 rpm when the engine is idling. Its 296-turn, 5.04 cm by 7.99 cm rectang...
A: Given data, 390 (rpm); N=296-turns; rectangular coil having, a=5.04 cm, b=7.99 cm; peak emf, ε=24.4 ...
Q: Dynamics
A: Given data- r2=(10 cos2θ) m2θ=(0.4t2) radTo solve the radial and transverse component we have to fin...
Q: (Astronomy) Neutron Star Angular Size. Part A: If Earth's Moon were replaced by a typical neutron s...
A: Part (A) The formula to calculate the angular diameter of neutron star seen from earth is, δ=dD Here...
Q: A stationary bagpiper is playing a Highland bagpipe, inwhich one reed produces a continuous sound of...
A: A sound wave is a transverse wave which propagates via the compression and rarefaction of the medium...
Q: If our Sun has a temperature of 6000 K and a luminosity of 1 Solar Luminosity (1 L , by definition),...
A: Given temperature of sun Ts=6000K Its luminosity Ls Temperature of another star is T=12000K Let's as...
Q: Can you solve it plz its material science and also can you explain each steps briefly
A: As given, A crystalline solid is made up of two elements 'A' and 'B'. Atoms of A are present at the ...
Q: D6.5. Calculate numerical values for V and p, at point P in free space if: 4yz at P(1, 2, 3);B (b) V...
A: Here, we first use the given potential function to calculate the potential at the given point. Then,...
Q: A train whistle 2000 Hz sounds higher or lower in frequency depending on whether it approaches or re...
A: This is question of Doppler effect speed of train v = 180 km/h = 50 m/s speed of sound v0 = 330 m...
Q: For a system of n distinguishable particles to be distributed in two similar compartments, the total...
A: Macrostate of a system of particles is designated by the macroscopic parameters of the system. It do...
Q: Cut off says front wall of burning building had a high pressure hose used on it
A: Initial velocity = 25 m/s Horizontal distance = d = 45 m Time = 3 sec
Q: An aqueduct has water flowing through it, supplying a nearby village. Recent surveys of the duct hav...
A: Detailed solution is given below:
Q: Astatine-219 has a half-life of 56 seconds and undergoes α decay 97% of the time and β- decay the ot...
A: please see the next step for solution
Q: Give significance of 1: Lorentz and coulomb guage 2:scalar and vactor potantial 3: guage transfor...
A: Explanation: 1. Lorentz and Coulomb gauge Lorentz gauge for Ludvig Lorenz, is a partial gauge fixing...
Q: In an L-C circuit, L = 85.0 mH and C = 3.20 mF. During the oscillations the maximum current in the i...
A: The inductance of the inductor is given as, L = 85 mH The capacitance of the capacitor is given as, ...
Q: A cannon is located on a slope with a gradient of 30 ° were fired towards the target enemy that is a...
A:
Q: How did we calculate terminal velocity v(m/s) = 0.03763? Note that inner radius = 0.015 m
A: Let d be the distance moved by the glass bead. Velocity is, V=dt
Q: Please answer question 2, everything needed to answer is here
A:
Q: Given: 4y"+12y'+13y=0; y(0)=1; y'(0)=-1 A) Find the answer in amplitude form. B) Find time in which ...
A:
Q: What is the velocity of a proton with a kinetic energy of 3.4 eV. Give your answers in 105 m/s with ...
A: K.E. = 3.4 eV Mass of proton = 1.67×10-27 kg
Q: At what speed must a sliding rod move to produce an emf of 1.05 V in a 1.54 T field, given the rod's...
A: Given data ε=1.05 VB=1.54 TL=0.303 m
Q: a conducting sphere of radius (a) has total charge of Q, find 1-the electric flux density everywhere...
A: Explanation: 1. The electric flux density, D, is the equal to the electric flux emanating from the c...
Q: Q.4 Select the correct option from the following: a) Earth is the only planet in our system from whe...
A: A solar eclipse occurs when the moon passes between the sun and the earth. When this happens, the mo...
The cantilever truss shown in the figure carries a vertical load of 30 kN . The truss is supported by bearing at A and B which exert the forces Av, Ah, and Bh. The four forces shown constitute two couples which must have opposite moment effect to prevent movement of the truss. Determine the magnitude of the supporting forces.
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