2. Determine the density of a copper specimen with a dislocation density of 108 mm- 2 given that density of a copper specimen with a dislocation density of 10° mm2 is 8.920 g/cm3. (Radius of Cu atom is 1.30x10-7 mm and copper metal adopts fcc structure.)

Q: If the density of air is a constant 1.29 kg/m^3, how high does the Earth's atmosphere go if the…

A:

Q: A skier moving at 5.00 m/s encounters a long, rough horizontal patch of snow having a coefficient of…

A: Given u= 5 m/s (Initial velocity of skier) μ=0.220 (coefficient of kinetic friction) v=0 (final…

Q: 3) A block of mass 2.80 kg is placed against a horizontal spring of constant k = 785 N/m and pushed…

A:

Q: 5) Show that in 3D space, a) Σεijkepqk = δίνδjq – διαδjp - Συμπ k Γ 1

A:

Q: Four research teams measured the length of a rare whale, and what each team wrote in its team…

A: Accurate measurement: The closeness of measured value with a standard value or true value is called…

Q: When a 0.830kg mass oscillates on an ideal spring, the frequency is 1.41Hz. Part A What will the…

A: Given: In this question, the given details are, When a 0.830 kg mass oscillates on an ideal spring,…

Q: 8. One train is moving at 40 m/s and decelerates at 4 m/s', while another train is moving at 50 m/s…

A: Given: The train A moving  at velocity uA  = 40 m/s The deceleration of the train  aA      = -4 m/s2…

Q: Richard is a Civil Engineer at a construction site building the launch pad for NASA/Boeing's Space…

A: Given: Charge,Q1=850μC=850×10-6CCharge,Q2=110μC=110×10-6CMass,m=0.2kgDistance between the…

Q: 1.13 The charge entering the positive terminal of an element is q= 10 sin 4 mt mC while the voltage…

A: The charge in terms of time t is given by The voltage across the terminal in time t is

Q: Juan is a Software Engineer for the Department of Water and Power (DWP), which stores LA's water in…

A:

Q: Problem 4) Moving particle with friction driven by an impulse [50 points] The equation of motion for…

A:

Q: Part A In the PhET simulation, select Oscillate, select No End, and scale Damping to none. (Leave…

A: Shortens wavelength:: Decrease damping  Increase frequency    Lengthens wavelength:: Increase…

Q: You pull a simple pendulum of length 0.240m to the side through an angle of 3.50degree and release…

A: Given: The given values are, The simple pendulum of length is, l=0.240 m to the side through an…

Q: 2. A vehicle accelerates from 25 m/s to 85m/s in exactly 5.0 seconds. a) What was its acceleration?…

A: a) The  kinematic equation is,

Q: 3) Find the equivalent resistance between points a and b for the figure shown below: 6Ω 4Ω 25 Q 9Ω a…

A:

Q: 9.24 Calculate the mass moment of inertia of the FOU thin ring shown in the accompanying diagram.…

A: m=0.5 slugs r= 2 in

Q: A bushwalker walks 15 km east and then 11 km south. Find the bearing of his finishing position from…

A: The distance between two points is R=(x2-x1)2+(y2-y1)2 Here (x1,y1) initial coordinates and (x2,y2)…

Q: 9) As shown in the figure below, on a three-cornered square, three charges are placed. Every side of…

A: The electric field due to a charge in space is given by the relation E = 14ΠεQd2…

Q: 0 Calculate the composition of a ZnS,Se1y alloy with a band gap of 2.75 eV, given that Eg Znse =…

A:

Q: I have $11.85 composed of quarters and dimes. The number of dimes is 10 more than the number of…

A: The questions is asking the number  of quarters  and also gievne that the number  of dimes 10 more…

Q: 4) For the circuit shown below, find the current through each resistor and the potential drop across…

A: Given Voltage V=240V Resistance R1=20 Ω R2=75 Ω R3=300 Ω

Q: The circulation of the electric field is measured in: O A¹ kg m³.s-² O A¹ kg m².s¯³ O OA¹ kg m.s³ O…

A: I think there are some misprint in option circulation of electric field does not depend on length.

Q: What is the maximum speed with which a 1200-kg car can round a turn of radius 85.0 m on a flat road…

A: Mass of car, m=1200 kg Radius of turn, r=85 m Coefficient of friction, μ=0.75

Q: Two blocks, M, and M2, are connected by a massless string that passes over a massless pulley. M, has…

A:

Q: 3. You travel to the Planet Conversionia to work with their scientists. But, they have a different…

A: Height of the box is Note:Find:Height of the box in meters.

Q: What is the equivalent resistance in the circuit shown below? RA hamne tamto 12.0 N Rg Rc 60,0 V…

A: Given  RA=12Ω RB=25Ω RC=15Ω

Q: 29. A person pushes a block of mass M = 6.0 kg with a constant speed of 5.0 straight up a flat…

A:

Q: Decide how the sketches below would be listed, if they were listed in order of decreasing force…

A:

Q: A miner in the underground tunnel walks 59 m due East, 115 m due South and 83 m due West. What was…

A: In the given question, given that a miner walks 59m due east, 115m due south and 83m due west in the…

Q: An electric field is described by the vector E = Axi + Ayj+Azkwhere Ais a suitably sized constant…

A:

Q: 12. What is the ratio of the electrostatic force to the gravitational force between two electrons?

A: 12)the charge on an electron (q) = - 1.6×10-19 C mass of electron (m) = 9.11×10-31 kg Let the…

Q: Consider the loop-de-loop track. A small round object with radius r<<R is placed on the track at…

A:

Q: A curious child stands on the top of a 730 m skyscraper and drops a coin from the top of the…

A: The height of the skyscraper is given as h=730 m

Q: 14. A parachutist jumps out of a plane and falls freely for the first 50 m of the decent. The…

A: Before the opening of the parachute: ∆y=50 mvi,y=0 m/s Using the kinematic equation,…

Q: A wire connected to a circuit and coiled into a loop is (O Points) magnetic field solenoid magnetic…

A: The wire coiled to use as the electromagnets is known as the solenoid. The electrical energy is…

Q: A block of mass m = 2 kg is being pushed towards a wall with a force of magnitude F 20 N at an angle…

A:

Q: Problem 3. As shown in the figure below, a loop of wire carries a current I and its plane is…

A: The magnetic force on any of the elementary length of the loop is along the radially outward…

Q: solve the sub-part (b) only.

A:

Q: How much is the electrostatic energy density in a region of space occupied by non-polarizable matter…

A:

Q: In the figure, a 7.10 g bullet is fired into a 0.502 kg block attached to the end of a 0.138 m…

A:

Q: An electron is accelerated from rest through a potential difference that has a magnitude of 2.90 x…

A:

Q: 5) For the circuit shown below, find (a) the equivalent resistance and (b) the currents through the…

A:

Q: The field E = (3x-z, 4y +z+1,-x+y) is conservative only where the field is zero Onon-conservative we…

A: Given Data: Let us consider the given the field E=3x-z, 4y+z+1, -x+y

Q: Which plot below shows resistivity versus temperature for extrinsic n-type Silicon?

A:

Q: An electric generator contains a coil of 100 turns of wire, each forming a rectangular loop 50.0 cm…

A: Given, The number of turns, N=100 Rectangular loop length and breadth, a=0.5mb=0.3m Magnetic field,…

Q: A physical pendulum consists of an 85-cm-long, 240-g-mass, uniform wooden rod hung from a nail near…

A:

Q: 1) A bullet of mass m = 8.00 g is fired into a block of mass M = 240 g that is initially at rest at…

A: The mass of the bullet is 8.00 g. The mass of the block is 240 g. The height of the table is 1.00 m.…