12. A negligibly small current is passed through a wire of length 15 m and uniform cross-section 6.0 x 10-7 m², and its resistance is measured to be 5.0 0. What is the resistivity of the material at the temperature of the experiment?

Q: 9. Find vn. Let V₁ = 4V, R₁ = 2k, R₂ = 4 kN, R3 = 2 kN, R₁ = 2 kN, V¯ = -1.67 V, and V+ = 5 V. a)…

A: 1).Let's solve the given circuit problem step by step. The question asks us to find the current and…

Q: 1] The angle between two vectors A and B, that are starting from the same point is 60°. If A = 7i-…

A:

Q: 10. Conservative or Not Conservative F(x, y) = аxi + аy) x2 + y2

A:

Q: A 13,732-watt motor is used to lift a 5,908 kg aircraft to a height of 5 m. How much time (in…

A: Given : Power of motor (P) = 13732 Watt Mass of aircraft (m) = 5908 kg Height (h) = 5 m

Q: I was standing at the top of a building and wanted to hit the bulging root of the big tree below.…

A: Consider a body moving with an initial velocity u. If its velocity increases to v in time t, its…

Q: 6. You carry your own weight up a 1170 m high mountain. (That's the vertical height, not the…

A: Given Mass of the person is m=95 kg Height of the hill is h=1170 m   We have to find energy expended…

Q: If your body is 20 percent efficient in converting food intake to useful work, how many kcal of food…

A: Write the given values with the suitable variables. η=20 %W=25×105 J Here, η and W are the…

Q: Apply the work equation to determine the amount of work done, in N-m, by a 104 N force applied to…

A: Given data:  Force (F) = 104 N Horizontal displacement (d) = 11.05 m Required: Work done (W)

Q: 10. An automobile is sitting on a hill which is 20 m higher than ground level. Find the mass of the…

A: Given: Potential energy = 362600 J  Height = 20 m

Q: 1. In a project in PE (let's assume this) you were asked to throw a golf ball from the roof of a…

A:

Q: Derive an algebraic expression that gives the launch velocity for any object to reach a very great…

A:

Q: A val IS KICKeu iHoI ne grounu at pom U WII an al verocty vo makes an angle 0 = 30° with the…

A: Hi, you have submitted multiple questions and it is not specified in which problem you need help.…

Q: 5. What potential energy does a 60.0-kg gymnast acquire in climbing 7.00 m up a vertical pole?

A:

Q: 4. Two particles with mass m, and m2 are floating in space connected by a massless spring with…

A: Given Two particle mass = m1 and m2 Spring constant    = k Length                   = l Find the, V1…

Q: Same situation as in the previous problem this time the magnet has mass 5.05 kg, the force pulling…

A: The correct answer is option (c) i.e. 8.53 m

Q: A ski jumper starts from rest 47.5 m above the ground on a frictionless track and flies off the…

A: The objective of the question is to find the speed of the ski jumper when he leaves the track.

Q: 43. A golf ball and a Ping-Pong ball are dropped in a vacuum chamber. When they have fallen halfway…

A: Mass of the ping ball and the golf ball are different. Speed of the ball at a point half-way down…

Q: Q4 // Determine the values of J.S,I for each of the following cases: 1 So ,3P2, 2D3 5Fs, 6H5

A: Simple problem from Atomic physics. Based on spectral term. Please have a good look

Q: hrown from a cliff of height h with a A heavy speed v. The stone will hit the ground with maximum…

A: Given, the initial velocity of stone is v Stone is thrown from a height h  the initial direction of…

Q: 14. Calculate the total work done by the system from z, = 1.40 m to a; = 4.80 m when force applied…

A: Given data: The initial position of the system is, xi = 1.40 m The final position of the system is,…

Q: A 30-foot chain hangs over the side of a 50 foot tall building. The chain weighs 90 pounds. Set up,…

A: An external force that is applied in the direction of the displacement at least partially produces…

Q: For each of the situations compare the forces exerted by the blocks on each other as they move on a…

A: To draw the force diagram for the given situations 7,8,9

Q: Compute and provide solution 1. A 23.2 kg boy fell 0.900 m out of the bed. Hom much potential…

A: Given, Mass = 23.2 kg Height = 0.900 m

Q: A perticle movige elone the x-exiS experiences he Jočce shown How much work is oone on Jhe fchele…

A:

Q: ICLO-5] 51 Peg is a star in our galaxy, similar to the Sun, In 1005, two ewiss astronomers…

A: The orbital period of the planet. Given, mass of the sunM=1988500×1024 kgUniversal gravitational…

Q: Use the given graph of f(x) to sketch the graph of its derivative, f'(x), on the same axes. -0.5 0.5…

A: The derivative of f(x) is simply the slope of f(x) because derivative of f(x) can be written as…

Q: 10 V vs t V vs Number of turns 100 60 n 80 1 time (s)? 3 3 1 V vs angle V vs r 0.5 1 50 100 150 200…

A:

Q: 1. Show that the vectors A=2î – 31– k and B= -6î + 9ĵ + 3k parallel. are ANS:

A:

Q: 7. Determine the total work required to accelerate a vehicle of mass 1500 kg from 10 m/s to 25 m/s.

A: Given, Mass , m = 1500 kg Initial velocity = 10m/s Final velocity = 25m/s Work done = change in…

Q: 4. A mass of 5.75 kg is lifted vertically upward from rest a distance of 1.80 m by a constant…

A: Given, Mass, m=5.75kg Distance, s=1.80m Force, F=83.5N Work Done by the Force, W= force * distance…

Q: How long will it take a 25 kW motor to lift a 1200 kg elevator from the ground to the 30th story of…

A: Power = 25 kW = 25000 WattsMass =1200 KilogramsHeight = 129 meters

Q: An object weighing 32 lb stretches a spring 2ft in equilibrium. There is also a damping force with c…

A: Given: Weight of object is 32 lb damping force with c=8 Raised height of spring is 2 ft velocity is…

Q: A golf ball is hit from a 20m high cliff with a velocity of 22.7m/s at 27.2° above the horizontal.…

A:

Q: 9. Conservative or Not Conservative F(x,y) = (x²-yx)î + (y² – xy)j

A:

Q: 5. An electron strikes the screen of a cathode-ray tube with a velocity of 10 m/s. Compute its…

A:

Q: What is the work done by the walking man that uses a power of 24 J/s in 45 sec? handwriting answers

A:

Q: 6. In Fig., solve for RT, IT, V1, V2, V3, V4, Vs, V6, V7, I1, I2, Iz, I4, Is, I6, and I7. R= 1.5 kn…

A: In this question, first we need to find out the equivalent resistance of the total circuit. We can…

Q: In a downhill ski race, surprisingly, little advantage is gained by getting a running start. (This…

A: Distance= 64.0 m Angle (θ) = 29°

Q: A cylinder was dropped vertically from rest in a very high, evacuated tube near the surface of the…

A:

Q: 2.7 Problem 23

A:

Q: Same situation as in the previous problem this time the magnet has mass 6.20 kg, the force pulling…

A: Equations of motion Equations of motion, are described as equations that describe the behaviour of a…