Select the correct statement: The sum of the sources of EMF and volt-drops in a closed loop is zero. The sum of the currents in a closed loop is zero. The current in parallel resistors is always equal. The sum of the voltages at a node is zero.

Q: 401 75 1 R m Ru w Hon {R 2 if R=300, find Req between 1 and 2

A:

Q: In the figure ₁ = 4.36 V, ₂ = 1.23 V, R₁ = 7.1802, R₂ = 2.232, R3 = 4.942, and both batteries are…

A: Given that E1 = 4.36 V E2 = 1.23 V R1 = 7.18 Ohms emf of a cell is positive when ever we go forward…

Q: 1. Find the unknown quantities for the network below using the information provided. I-3A R1 (2A R2…

A: So the value of I2 is  We know the kirchoof's junction law I3=I1+I23=2+I2I2=3-2I2=1 A

Q: Can someone look at the options again. Please select all of the correct answers.

A:

Q: 14. A high speed train traveling 98 m/s comes to a stop. If the train put on it's brakes one mile…

A: Given data: Initial velocity (V0) = 98 m/s Final velocity (Vf) = 0 m/s Displacement (d) = 1609 m…

Q: Constants The downward forces represent the weights of machinery on the beam shown in (Figure 1).…

A: m=Mass of beam=220 kgg=Acceleration due to gravity=9.81 m/s2

Q: 4.144 Find the forces in members HC and HG in terms of P. P |-1.5 m--1.5 m--1.5 m- B D 1 m 2 m H. 3…

A:

Q: Quantum numbers (n,1, m¡) describe the state of an electron in an atomic orbital. The values they…

A:

Q: Question: A non-relativistic electron is confined to an infinitely deep potential well with length L…

A: Given : L=694×10-12m Part 1) The energy of an electron in the infinite potential well is given by :…

Q: It seems like a incorrect answer

A:

Q: this answer is incorrect. please stop giving me incorrect answers.

A:

Q: at P(l,2,3) 2) V= 5P cosd at PCP-3 rD =}.2:2) 3) V= 2 cosd

A: The charge density is given by potential function by the formula , ∇2V=-ρε0                 (1)

Q: 5. Determine the force in members GE, GC and BC of the truss shown. Indicate whether the members are…

A:

Q: I’m confused, can you help me?

A: The distance from surface of Earth to telescope is 613km. Hence the total distance from center of…

Q: What is the current through the 2 ohm resistor in the circuit below? A. B. C. D. 20 V 2 A 4 A 5 A 20…

A:

Q: 1 0 3 000 예 2

A: Lenz's law states that the current induced in a circuit due to a change or a motion in a magnetic…

Q: Newton's second law states that the acceleration of an object will increase if the net force on it…

A:

Q: This answer is incorrect. Can I get a correct answer please?

A: Here velocity u= 189 ft/sit makes angle 34o with horizontalTime taken to hit the point above h…

Q: Two parallel conducting rods are connected by a wire as shown and carry current I. They are…

A:

Q: In Rutherford's famous scattering experiments that led to the planetary model of the atom, alpha…

A:

Q: Mod 6- Question 6 The diagram shows an ideal transformer. Iron core G When the switch is closed, the…

A: The problem is based on the basic concepts of physics. The first problem is based on the…

Q: and Parallel Forces

A:

Q: Which of the following statements about pressure is correct? Select one: O Pressure is directly…

A: Q. Given that Pressure ( P ) Let start with the definition of the pressure.

Q: what is the voltage in mV across an 9.5mm thick membrane if the electric field strength across it is…

A: Given: The given values are, d=9.5mm E=5.75 MV/m To find the voltage value.

Q: Give the vector in cartesian coordinates that extends from B(4, 20degrees, 10degrees) to W(7,…

A: The conversion of spherical polar coordinates into cartesian is given by…

Q: n reference to the figure, A 0.125 m B Vo = 10 m/s hannnnn 30° Determine the velocity in m/s of…

A:

Q: 2. A car battery supplies an electromotive force of 12 V and has an internal resistance r. The…

A: Given: The electromotive force is E=12 V. The power requires is P=64.8 W. The resistance of the…

Q: Mk=0.7. 10 kg TIR A 10-kg box is at sliding to the right on the floor. A rope is attached to the box…

A: mass of box = m = 10 kg co efficient of friction = 0.7 acceleration = a = 6 m/s2

Q: A 5.4-cm-diameter circle lies in the xz-plane in a region where the electric field is E = (1000 +…

A:

Q: Two light bulbs of the same resistance are connected in series. Choose the correct answer. Select…

A:

Q: 1) A loop of wire shown below has a clockwise electric current (the current on the left side is…

A: .

Q: 1. Given the flux density D = cos(20) ag C/m², use two different methods to find the total charge…

A: The flux density is given as, D=16rcos2θaθ C/m2. The region is given as, 1<r<2 m, 1<θ<2…

Q: Star A and Star B are both on the main sequence. Star A is 63 times more luminous than Star B. What…

A:

Q: The uniform solid block in the figure has mass 35.8 kg and edge lengths a = 0.938 m, b = 1.44 m, and…

A: The length of the body diagonal of this object is, l = √(1.442 + 0.9382) l = 1.718 m The location of…

Q: A 1-kg metal ball slides across an incredibly smooth table at 5 m/s and hits a 0.2-kg metal ball at…

A: For the given problem, we need to check the law of conservation of momentum and energy before and…

Q: A particle moves along the x-axis from x = 0 to x =5 m under the influence of a force given by F =…

A: Force function, F(x) = 7 - 2x + 3x² Position varies from 0 to 5 m Workdone, W = ?

Q: end. Calculate x if the two people in the rear each support one-third of the ladder's weight.

A: Length of ladder, L=5.0m Three people support one-third of the ladder's weight.

Q: 25. If a complex machine is made up of a lever with a mechanical advantage of 3 and a wheel and axle…

A: Mechanical advantage is resistance force, Fr divided by effort force , Fe. And MAtotal  = MA1 ×MA2

Q: A 3-kg block slides along a horizontal surface with an initial speed of 7 m/s. The coefficient of…

A: mass = 3 kg initial speed = 7m/s coefficient of friction = 0.5 d = 4 m angle of ramp = 40 degree

Q: How are strong acids and strong bases similar? (AKS 5g)

A: A. They are both strong conductors of electricity and undergo 100 % dissociation when dissolved in…

Q: PROBLEM 6: A battery has an EMF of 9.0 V and an internal resistance of 0.50 N. Its terminals are…

A:

Q: Verify the following relations for cylindrical coordinates u = r, v = 0, w = z: a) the surfaces r=…

A: The relation between cylindrical and cartesian coordinates is,   r=x2+y2               z=z x=rcos(ϕ)…

Q: Transverse waves on a string have wave speed 8.00 m/s, amplitude 0.0700 m, and wavelength 0.320 m.…

A: Given  speed of transverse wave (v)=8 m/s wavelength of transverse wave (λ)=0.32 m amplitude of…

Q: A 45.0-kg rock climber uses a rope to pull herself up a 60-degree incline at a constant speed. What…

A: Dear student When velocity is constant, the acceleration of particle remains zero. According to 2nd…