What does the decibel scale measure?
Q: Figure 4.5.5 shows an offshore oil well located at a point W that is 5 km from the c...
A: Let the point P is located at a distance x from the point A as given below :- ...
Q: A parallel-plate vacuum capacitor has 8.38 J of energy stored in it. The separation between the plat...
A:
Q: What specifications you look for, when you choose the batteries for a photovoltaic application? Also...
A: Specifications of batteries for photovoltaic application: The use of photovoltaic cells have becom...
Q: the second point
A: Ohm's Law The potential difference across two ends of a conductor is directly proportional to the cu...
Q: An electromagnetic wave with frequency 5.70 * 1014 Hz propagates with a speed of 2.17 * 108 m/s in a...
A: Part (a) Given: The frequency of the electromagnetic wave is f=5.70×1014 Hz. The speed of the wave ...
Q: Q 2. In the figure below, what is the magnitude and direction of the net Coulomb force vector acted ...
A:
Q: In an experiment, a bump car is allowed to travel freely from one end to another in a meter stick. W...
A: Given the car bounces after hitting the wall and travels 6m backwards. So at first bounce it travele...
Q: A harmonic motion has an amplitude of 9 mm and a frequency of 7 Hz. What is its maximum velocity in ...
A:
Q: The intensity due to a number of independent sound sources is the sum of the individual intensities....
A: Part (a) The expression for the sound level intensity is given by: β=10 dBlogIIo ............ (1) He...
Q: Gravitational forces are affected by two variable. List these two variable and indicate how they can...
A: Black holes are some of the strangest and most fascinating objects in outer space. They're extremely...
Q: decide if the given statement is true or false,and give a brief justification for your answer.If true...
A: Express the relation for the current as: I=PV Here, I is current, P is the electric power and V is t...
Q: A light weight object and a heavy object are sliding with equal speeds along a level frictionless su...
A: When an object is moving it has kinetic energy and when it goes uphill this kinetic energy is conver...
Q: The figure below shows a cross-sectional view of two long, straight, parallel wires that are perpend...
A: Two current carrying wires kept parallel at a distance, d The current carried by the wire is given a...
Q: A1500 kg car moving at 8 m/s to theright strikes a 1000 kg car moving to the left. If the cars stick...
A: Given: The mass of first car is m1=1500 kg. The initial speed of first car is u1=8 m/s. The mass of...
Q: Excelsior (a jet) must achieve 30,000 mph to reach escape velocity. Therocket’s engines are state-of...
A: Equation of motion: We are to find time required to reach escape velocity we can use the formula, v=...
Q: Q.54 A particle in one dimensional box of length 2a with potential energy V =}º \xl a is perturbed b...
A: Given: The potential energy of the one-dimensional box is V=0 x<a∞ x>a The perturbing pote...
Q: Question is attached
A: The expression for the ground free energy is, Here, Z is the grand partition function, T is the tem...
Q: Q 8. In Fig., solve for RT, IT, Vr, V1, V2, V4, h, and I3. R,= 100 a V, - 9.24 V R, = 330 1 220 1 R-...
A: Combination of Resistors: Series: Two resistors are said to to be in series if the current remains s...
Q: 18. Young's double slit experiment is one of the classic experiments of physics. A laser with light ...
A: 17) Given: Wavelength (λ)= 650nm Slit separation (d) = 0.1mm Screen distance (...
Q: An orthorhombic crystal is now studied. Evaluate the Bragg angle for the (222) reflection if a =3Å, ...
A: 1d2=h2a2+k2b2+l2c2=223A°2+223.5A°2+228A°2=0.834 A°-2d=1.1A°
Q: B. Radioactivity and Half-Life Problem Solving and Evaluation (1) Calculating half-life from one pie...
A: Given that,Activity of isotope= 8,000BqAfter 24 hours Activity dropped to 250 BqWe know that,Activit...
Q: The top of a bucket 0.5 meter high is attached to a water wheel of diameter 5.5 meters. The wheel si...
A: Top of bucket is 0.5 m heightDiameter of water wheel=5.5 mFrom figure given below, we can see the ce...
Q: Use the formula P = -(8U/8V)S,N to show that the pressure of a photon gas is 1/3 times the energy de...
A: The expression for the energy density of the photons is, Rewrite the equation for. Here, is the B...
Q: At what angle does a diffraction grating produces a second-order maximum for light having a first-or...
A: The angle for the first-order diffraction, θ=20.0°.
Q: For an O2 molecule, the constant E is approximately 0.00018 eV. Estimate the rotational partition fu...
A: Given data: The value of the constant is E=0.00018 eV. The rotational partition function of a diat...
Q: Q 1. In Fig. a, particles 1 and 2 have charge 20.0 mC each and are held at separation distance d =1....
A: Given: Charge at points (1), (2), and (3) each are 20 mC. The mutual distance between all three char...
Q: Answer in picture containing the question. Kindly before submitting the solution.
A: When the drag force will be absent, the only force that is centripetal force will work on the bead. ...
Q: A Step-Up Transformer. A transformer connected to a 120 V (rms) ac line is to supply 13,000 V (rms) ...
A: The relation between voltage and number of turns in case of transformer is, V2V1=N2N1 ...
Q: The measured distance on the ground between two points is 6.85 km. If the corresponding distance bet...
A: Given that,The measured distance on the ground between two points is 6.85 km1 km=1×105 cm6.85 km=685...
Q: Fig. a, particles 1 and 2 have charge 20.0 mC each and are held at separation distance d =1.50 m. (a...
A: Given: q1,q2=20×10-6 C K=8.99×109 d=1.5 m
Q: In one form of cataract surgery the person’s natural lens, which has become cloudy, is replaced by a...
A: Given: The object distance: s=24cm To find: the power, in diopters, of the corrective contact lense...
What does the decibel scale measure?
Trending now
This is a popular solution!
Step by step
Solved in 2 steps