A carbon rod with a radius of 0.3 mm is used to make a resistor. What length of the carbon rod should be used to make a 13.4 2 resistor? The resistivity of this material is 2 x 10-5 2. m. Answer in units of mm.

Q: Which of the following is correct? None of the listed choices are correct. Radio waves have higher…

A: Gamma rays have higher frequency than infrared waves.

Q: B If the loop was initially at rest and floating in space and was free to move in any way…

A:

Q: 2. Each of the following free body diagrams represents a different problem. Solve for the missing…

A:

Q: Consider a parallel plate capacitor which has been charged, and then disconnected from all charge…

A: We are authorized to answer only one question at a time, since you have not mentioned which one you…

Q: You shine a beam of blue light with frequency 1/(450 [nm]) on a mirror that is moving with constant…

A: The reflected light beam has longer wavelength than the incident beam. hence, it has got redshifted.…

Q: B A coin sits on a rotating turntable as shown in the figure. At the time shown in the figure, which…

A: We need to say what the direction of friction will be on the coin on turntable.

Q: The wave function for a traveling wave on a taut string is (in SI units) YxA) = 0.360 sin (9nt - 2nx…

A:

Q: A golfer is trying to hit their ball over a 28 m tree. The ball leaves their club at an angle of 23°…

A: Solution: Given: h = height of the tree = 28 m θ = angle of projection of ball = 23o v = minimum…

Q: 3) A battery has an EMF of 9.0 V and an internal resistance of 0.50 a. What is the terminal voltage…

A:

Q: Calculate the energy of the five non interacting spin 1 particles in a three-dimensional box of…

A:

Q: e man?

A: Given: Height of wall is 5 m Potential energy is 2130 J Consider the wall,

Q: 4. Find the node voltages in the circuit below. 12 4 2 8. D2 3

A: Given that : R1 = 22 ohm R2 = 12 ohm R3 = 2 ohm R4 = 2 ohm R5 = 5 ohm R6 = 4 ohm  R7 = 7 ohm I = 8…

Q: The path r(t) = (t) + (21²-5) j describes motion on the parabola y = 2x2-5. Find the particle's…

A:

Q: force acting on the block is

A: Given; mass,m=1 kgForce ,f=103NIt is applied horizontlly on a block.

Q: Question 1 A low-pass filter consists of a 151 Q resistor and a 0.000151 F capacitor in series with…

A:

Q: An object is placed 30.0 cm to the left of a converging lens with a focal length of f1 = 20.0 cm. A…

A: Let u1 and v1 denote the distance of an object with respect to converging lens and distance of an…

Q: Simple routine measurements of voltage and current can help determine if there are problems in an…

A: When Voltage and current are measured over time, we can find faults in faulty wiring, electrical…

Q: If the current in the 8.0-2 resistor is 0.5 A, what is the magnitude of the potential difference,…

A:

Q: 5. A brown stinky liquid has density = 3.119g/mL. Calculate the volume of 98mL of this liquid.

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: What is the change in length of a 4.82-cm-long column of mercury if its temperature changes from…

A: Given data:  Original Length (L0) = 4.82 cm = 4.82×10-2 m Initial temperature (Ti) = 37.0 °C Final…

Q: artici form a square of edge length a = 5.10 cm and have charges q1= 8.01 nC, q2 = -18.9 nC, 93 =…

A:

Q: Four people are attempting to move a stage platform across the floor. If they exert the horizontal…

A:

Q: •27 SSM The magnitude of the electrostatic force between two identical ions that are separated by a…

A:

Q: gradient at the source measured at FIg 2. Two metallic plates are 0.04 m apart and the potential…

A: Dear student,  Since all questions are different as per guidelines we can author only first one…

Q: Two small spheres each have a mass m of 0.100 g and are suspended as pendulums by light insulating…

A: Given: mass (m) = 0.100 g angle, θ = 6° length, l = 1 m

Q: A car created 68.5 m long skid marks at a traffic wreck scene. A State Patrol investigator uses a…

A:

Q: This answer is wrong. Please can someone redo this

A: “Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: 2. Find the electric field on the axis of a thin, uniformly charged disk of radius a and total…

A:

Q: An electric field is measured to exert a force of 2.21 x 10-4N on a particle with a charge of 4.55 x…

A: Given data:  Electric Force (F) = 2.21 × 10-4 N Charge (q) = 4.55 × 10-4 C Required: The magnitude…

Q: The magnetic field strength of a thoroughly wound flat circular coil of wire that has a measured…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Three charged, concentric, partial-circle thin rings are placed with the origin of the coordinate…

A: Dear student The potential due to a segment of a ring is given by: V=KQ/R It is irrespective of the…

Q: 2. A square coil of wire changes its side from 4 cm to 1 cm in 2 ms It is placed with the normal of…

A: We will use the induced emf formula in this problem,

Q: 5. If you want to turn mechanical energy into electrical energy to power the lights in your home,…

A: To Do: Identify the correct device out of the given options for converting mechanical energy into…

Q: (a) Determine the cross product of the two vectors, AXB (b) Determine the dot product of the two…

A:

Q: A force, F = 12 N, making an angle of 02 = 15° to the ramp pulls up a block of mass m = 2 kg. The…

A:

Q: 2.What is Va-Vb for a one turn coil with a uniform Magnetic Field (B) and a radius of 50cm. N-1…

A:

Q: The equivalent resistance of the resistors below is about: 6Ω 9Ω 3Ω 50 ww

A:

Q: Word Problem. USE GAUSS ELIMINATION TO SOLVE THE GIVEN PROBLEM. SHOW COMPLETE AND CORRECT SOLUTIONS…

A: Solution: A system of four parachutes and force acting is shown in the following diagram.

Q: 15. A 1500-kg car making a turn on a dry banked highway ramp with angle of inclination of 10° is…

A:

Q: hi can you please write this out instead of typing.

A: