4. The semi-infinite line z> 0, x = 0, y = 0 contains a uniform line charge density of 15 nC/m. Determine the electric field in free space at the points (a) (0, 0, -1) and (b) (1, 2, 3). Ans: (a) - 134.82 (b) 48.6£ + 97.2 ŷ – 36.02

Q: Express each force in Cartesian vector form and then determine the resultant force. F₂ = 175 lb 60°…

A: Very simple problem of vectors. We just need the angle between axes and force vector to determine…

Q: 6. A right-angled triangle is as shown. Find the value of x. 2

A: The Pythagorean theorem states that in a right angled triangle, the square of the length of the…

Q: 6. A small body of mass 3 kg revolves uniformly in a circle on a horizontal frictionless surface…

A: The radius of the circle,   The mass of the object,

Q: Calculate the electric potential energy and work, given that the radial distance between two charges…

A:

Q: Vector C has an x component -3.02 and y-component =5.23. What is the angle measured counter…

A: To find the angle in degress.We are given thatvector C has an x component -3.02 and y component…

Q: Draw a free body diagram of a one-muscle model (the bicep) of the elbow in flexion at an angle of 60…

A:

Q: Sample Problem 2 A car is speeding at a rate of 18.00 m/s (about 65 kph) when a dog suddenly crosses…

A: Initial velocity of car u = 18.00 m/s Final velocity of car v = 0 m/s (stops) time taken t = 6.00 s

Q: As a ball falls under the influence of gravity, does gravity do positive work or negative work?…

A:

Q: Solve c

A: Asgiven in part (b), the output power is =0.31mW and from part (c),input power is= VI =…

Q: d) Answer the same questions for the return transformation B→A. e) What is the net work done by the…

A: From the first law of thermodynamics, the amount of heat added or removed from any system is given…

Q: For a vector, F⇀= 119.37 kN at an angle of 66.39 degrees made with the horizontal in Q1. Find the…

A: According to question--- Given data-- Force vector = 119.37 kN. Angle = 66.39 degree. We have to…

Q: A woman walks around the city. From her starting point, she walks 120 m, north, then another 240 m,…

A:

Q: A system consists of a vertical (spin). A cord is passed over th attached to the end of the cord

A:

Q: Vector A has a magnitude of 14.0 units, vector B has a magnitude of 13.0 units, and A B has a value…

A: Given: The magnitude of vector A is 14.0 units.             The magnitude of vector B is 13.0 units.…

Q: Surface S is a three dimenisional, closed surface as shown in the figure. There are a total of 8…

A:

Q: Please answer a b c for my practice test so i can check my answers thank you!

A:

Q: Let be two masses m1 and m2, located in a frictionless and massless system of pulleys and ropes, as…

A:

Q: A force F is applied to a 2.0 kg radio- model car parallel to the x-axis as along a straight track.…

A: To calculate the work done from the given graph, the following concept to be used. " The area under…

Q: A fully loaded, slow-moving freight elevator has a cab with a total mass of 1500 kg, which is…

A: The situation is basically the motor is helping to raise a net mass (1500-920)=580 kg by a height of…

Q: . A projectile is launched off of a 10.0 meter high roof with an initial velocity 29.0 m/s in a…

A:

Q: Compute the route of a snail taking 1.9 m displacement at 18 degrees south east

A: The vector diagram of the snail's route is shown below. Here, d is the displacement vector.

Q: The ball shown is shot horizontally towards the grey slanted wall, with h= w= Im, at an initial…

A: Given initial speed v=2m/s h=w=1m We have to find the position on the ball and position where it…

Q: The height y and the distance x along the horizontal, for a body projected in the vertical plane are…

A:

Q: Part C Enter the expression -20 + 6D in the answer box using the notation just described. Express…

A:

Q: The positions, of a particle moving along a horizontal straight line is given by the equation s=6t?…

A: Given equation,                       S=6t2 - 4  .........        equ.1                 The particle…

Q: As a hiker in Glacier National Park, you are looking for a way to keep the bears from getting at…

A:

Q: Question 5: Consider the following question: A slab widthd and dielectric constant k is inserted a…

A:

Q: b322, and

A: Given: G=∫aby(x)dxa=20,b=22,c=24

Q: 13.00 m/s, as shown in a top-down view in figure (a) below. The edge of this disk just grazes the…

A: Given that disc of mass m1 =60g r1 =4.5 cm v =14 m/s m2 =140g, r2 =5cm The RCM…

Q: The figure shows a uniformly charged sphere of radius R = 4.9 cm and total charge Q = 23 nC. Points…

A:

Q: Question 8 Compare the magnitudes of the electric fields at five points (A, B, C, D, and E) inside…

A: Electric field of a parallel plate capacitor with plate separation distance d and voltage applied…

Q: A force of constant magnitude pushes a box up a vertical surface, as shown in the figure. The box…

A:

Q: 1) Consider the region between the functions y= f (x) = Vx and y=g (x) = x* on the interval [0,1].…

A: Given The region between the function y = fx = x3 = x13…

Q: If a vector lies in the 2nd quadrant, is X and Y components are negative. Select one True or False

A: The answer is False, For the second quadrant,  X value is negative and Y is positive value.

Q: Determine the magnitude and direction e of FB so that the resultant force is directed along the…

A:

Q: 1.) An automobile has tires with a radius of 0.39m. Starting from rest, it moves in a straight line…

A: radius (r) = 0.39 m initial velocity = 0 msangular displacement = 285 radians

Q: Three charges Q,+q and +q are placed at the vertices of a right-angle isosceles triangle as shown…

A:

Q: distance r from a

A:

Q: How

A:

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: 2. A) What is the frequency of the photon absorbed as an electron makes a transition from the ground…

A: Given data n1=1n2=4 Here, n1 and n2 represents the ground and fourth state. The energy at the ground…

Q: * Your answer is incorrect. Determine the volume change, in ft3, when 1 lb of water, initially…

A:

Q: : A semi-infinite rod x>0 is initially at temperature zero. At time t> 0, a constant temperature V,…

A: