A hammer taps on the end of a 3.6-m-long metal bar at room temperature. A microphone at the other end of the bar picks up two pulses of sound, one that travels through the metal and one that travels through the air. The pulses are separated in time by 8.80 ms. Part A What is the speed of sound in this metal? Express your answer to two significant figures and include the appropriate units. IL ?

Q: A torque of magnitude 400 Nm acting on a body of mass 40 kg. Reduces an acceleration of 20 rad/s².…

A: We need to compute-(i) M.I. of the body(ii) Radius of gyrationThe data given as-τ=400 NmM=40 kgα=20…

Q: 6. The resistivity of aluminum is 2.8 x 106 02-cm. If an aluminum resistor is a wire of length 50cm…

A: Given data: Resistivity of the aluminium is, ρ=2.8×10-6Ω -cm Length,L=50 cm Area, A=2.2×10-6 cm2

Q: What is the force on a dipole of dipole moment p placed as shown in the Fig. 1 +9 ·a· Fig. 1A -0. +9

A:

Q: Problem 4 (2): When light with a wavelength of 400 nm strikes a certain metal surface, the maximum…

A: From Photoelectric effect Total energy E = Kinetic energy + Work function Work function (ϕ) = E  -…

Q: Using any method of your choosing, balance the reaction: Ag3N + 02 Ag2O + __NO₂ When the reaction is…

A: Balancing a chemical reaction: When the number of elements on the reactant side is equal to the…

Q: Four charges are arranged as shown in Fig.. Y A point P is located at distance from the centre of…

A:

Q: Double click to edit image F Based upon this force diagram, is this block at equilibrium? How do you…

A: Solution: This is the solution corresponding to the questions asked in the lower figure.  The weight…

Q: er

A: Given: Mass of swan is 10 kg Speed of swan is 20 m/s Time of flight is 12 hours

Q: Two identical point charges having mag- nitude q each are placed as shown in the figure. Fig 1. Plot…

A:

Q: A charge 10 coulomb is located at gin in free space and another charge Q at (2, 0, 0). If…

A:

Q: : Calculate the escape velocity of a body from the surface of a planet. (Radius of the planet = 1100…

A: We need to compute-Escape velocity of body (Ve)=?The data given as-Radius of planet (rP)=1100…

Q: Air na 0₁-35° Cladding n₁ 0₂ Cladding Core (n₂ =1.54)

A:

Q: A total electric charge of 4.50 nC is distributed uniformly over the surface of a metal sphere with…

A: Given data, Charge Q=4.5 nC = 4.5×10-9 C. Radius of sphere R=26 cm = 26×10-2 m.

Q: Acceleration due to gravity above the earth's surface at a height equal to the radius of the earth…

A: We need to compute-Acceleration due to gravity g'=?The data given as-Height above earth's surface…

Q: At a particular instant of time, a light beam traveling in the positive z direction has an electric…

A: We must determine whether the magnetic field in the beam has a positive, negative, or zero z…

Q: A particle of mass m and charge q is re- leased at rest in a uniform field of magnitude E. The…

A:

Q: A 60-kg climber starts from a site at an elevation of 1,270 m above sea level and climbs to the top…

A:

Q: Two balls approach each other with equal speeds of 25 m/s. One ball has a mass of 7.0-kg and the…

A: Given Information: m1=14kg m2=7kg u1=25m/s u2=-25m/s To find: Final velocity of balls

Q: A uniform beam with mass M = 179.0 kg and length L = 3.2 m slides broadside down along the ice at a…

A:

Q: m but when you used the formula to verify this answer your answer comes out to be -2cm so is the…

A: Solution: As it is known, the concave lens is a diverging lens. The incident ray on the lens, after…

Q: Two identical point charges having mag- nitude q each are placed as shown in the figure. +9 49 Fig.

A:

Q: What are the energy eigenvalues for a particle that has mass m and is confined inside of a…

A: We are given mass of particle. We are also given that particle in in 3D box. Its length along x…

Q: For the capacitor network shown in (Figure 1), the potential difference across ab is 120 V. 8.60 μF…

A: Given: In this question, the given details are, For the capacitor network shown in the given…

Q: Acharged particle enters a magnetic field with speed v. The magnetic field is such that the particle…

A: We are given the speed of particle. The particle is a charged particle. We are given the radius of…

Q: In Fig. } than infinity) at which the electric field is zero. - 2.50 μC Fig. determine the point…

A:

Q: In Fig. than infinity) at which the electric field is zero. -2.50 μC Fig. determine the point (other…

A:

Q: A harmonic transverse wave function is given by y(x, t) = (0.815 m)sin(15.0x + 10.0t) where all…

A: Given, The equation of wave, y(x,t)=0.815msin15x+10t Now, compare the equation, y=Asin(kx+ωt) The…

Q: QUESTION 3 A coil has an ac voltage of 120 V. The current through the coil is 10 -85° A What is the…

A: Given data, Supply voltage is given V = 120 V. Current flowing through coil i=10∠-850 A.

Q: 1: Calculate the escape velocity of a body from the surface of a planet. (Radius of the planet =…

A: Given data :  Radius of planet R = 1100 km  Acceleration due to gravity g = 1.6 m/s2  When body…

Q: Two ships leave a port at the same time. The first ship sails on a bearing of 52º at 17 miles per…

A: We are given velocities of 2 ships. They start from the same point. We are also given the direction…

Q: The superposition of two waves, y1 = 6.25 cos (18.85t) and y2 = 6.25 cos (37.70t), at the location x…

A: Given data, Wave equations are given as, y1=6.25cos18.85t, y2=6.25cos37.70t.

Q: 2a. Where should an object be placed if you want to form an image at the focus of a convex mirror?…

A: Step 1: Given: Image distance from the convex mirror = focal length To find: Object distance from…

Q: b) The cosmic microwave background dates to a time when the universe was -380,000 years old, or to a…

A: Given: 380000 years ago Tr=3000 Kz=1100

Q: Particle A has two times the momentum of particle B. Particle A also has two times the kinetic…

A: We have to use formula relating kinetic energy and linear momentum of a particle. Then we can get…

Q: A service station charges a battery using a current of 5.7 A for 7.0 h. Howmuch charge passes…

A: Given: The given value are, A service station charges a battery using a current of I=5.7A for t=7.0…

Q: In Melde's experiment, the number of loops on the string changes from 4 to 3 by addition of a weight…

A: We need to compute-Initial tension (T1)=?The data given as-Initial no. of loops (P1)=4Final no. of…

Q: The 200-inch-diameter concave mirror of the Hale telescope on Mount Palomar has a focal length of…

A: We must ascertain the image's location. Given that the Hale telescope's concave mirror has a…

Q: energy E V(x) vs. x position What will happen when a quantum particle is traveling from left to…

A: The wave vector , for the given problem is as following k2 =[(2m(E_0-V)/ℏ^2] Hance k2∝ E0-V Now…

Q: Q. 5. A potentiometer wire of length 1 m has a resistance 10 Q2. It is connected to 6 V battery in…

A: A 1 m long potentiometer wire is known to have a 10 ohm resistance.It has a 5 ohm resistance and is…

Q: In one experiment electrons are traveling from a source to a detecting screen, through a double…

A: Step 1:Double Slit experiment: The phenomenon of Diffraction was observed way earlier in history for…

Q: (Oblique Incidence) In the medium 1 (z0). In this case, the relative permittivity and relative…

A: "As per Bartleby guidelines I am solving first 3 subparts, if you need answers of the other subpart,…

Q: 4. A 633 nm laser is incident on a pair of slits with width 0.01 mm, separated by 0.10 mm. The…

A: We are given the slit separation. We are also given the distance of screen. We are given wavelength…

Q: 4a. A person has a defect of vision and is corrected by LASIK operation. After operation his power…

A: Step 1: We know three common types of eye defects: 1. Nearsightedness 2. Farsightedness 3.…

Q: Suppose you are in a circular orbit above the moon Rhea with a radius of 824.7 km, and you have…

A: We are given velocity of orbit. We are also given radius. We have to find the semi major axis. We…

Q: :Calculate the escape velocity of a body from the surface of a planet. (Radius of the planet = 1100…

A: We need to compute-Escape velocity of body (Ve)=?The data given as-Radius of planet (rP)=1100…

Q: View Policies Current Attempt in Progress Four closed tanks, A, B, C, and D, each contain an ideal…

A: Given data :  Absolute Pressure in Tank A (PA) = 25 Pa  Absolute Pressure in Tank B (PB) = 30 Pa…

Q: Can you verify the equation because in the image it provides that the thin lens equation is…

A: Given :- lens formula 1/s+1/s'=1/f

Q: Charges +q and -2q are fixed a distance d apart as shown in figure. +q -d- Fig. -29

A:

Q: A 200 S2 resistor, a 0.850 H inductor, and a 5.00 μF capacitor are connected in series across a…

A:

Q: Consider a sample of pure Si crystal composed of 10 billion atoms. i) At 0 K, how many electrons are…

A: Ghhhccfgg