What is the repulsive force between two pith balls that are 10.7 cm apart and have equal charges of 31.2 nC?
Q: current is increased to 3.0 A? 2. A device is connected to a 210 V source. How much current is…
A: Q2. Given that Potential difference across the device V = 210 Volt Let the current through the…
Q: 12. Calculate the center of mass of a 4 m long aluminum bar with cross-sectional area of 4 cm x 4 cm…
A: Given Data: It is given that the length of the uniform bar is, L=4 m. Axis of rotation is located…
Q: 9 and 10. Thanks.
A: 9.The equation for dot product
Q: 4. Give one application/use of a a. Concave mirror b. Convex mirror c. Plane mirror d. Mirrors at an…
A: A mirror is a reflective surface that bounces off light, producing either a real image or a virtual…
Q: h power (E
A: Given: Surface area of Ashcraft is 1.9 m2 Emissivity is 1 Temperature is 37oC or 37+273=310 K
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: Two straight long wires carry currents I and 31 in the same direction. Where is the position where…
A: Magnetic field is a vector quantity.if two equal and opposite magnetic field act at a point net…
Q: If a 0.7 Tesla magnet moves into a 140 turn coil with an cross sectional area of 0.08 in 1.4…
A:
Q: 2) A ray of light is incident from air onto crown glass. Which of the scenarios accurately reflects…
A:
Q: A long straight wire carrying a current of 0.450 A has a loop with a radius of 5 cm. The current is…
A:
Q: When laser light of wavelength 632.8nm passes through a diffraction grating, the first bright spots…
A: Given: In this question, the given details are, When the laser light of wavelength 632.8 nm passes…
Q: The dimension of acceleration is L/T^2
A:
Q: A drum rotates around its central axis at an angular velocity of 11.3 rad/s. If the drum then slows…
A: The equations that relate the components of angular motion are ωf = ωi+αt ωf2-ωi2 = 2αθ, where ωf…
Q: If a spring has a frequency of 21 Hz and an amplitude of 1.9 m, then find the MAXIMUM velocity. Give…
A:
Q: 3) A proton enters a magnetic field of 10T and an electric field of 2000 N/C in such a way that it…
A: Moving particle is proton Charge on proton (e) = 1.6×10-19 C Magnetic field (B)= 10 Tesla…
Q: In the following diagram, the current passing through 20 Ohm is 1.5 A. 19. What is the current…
A:
Q: -ncave lens has a focal length of -3 cm. y from the lens. Find the magnification tive answer and an…
A: Focal length of concave lens f = - 3 cm height…
Q: If each wire in #4 is connected to an identical battery, what is the relationship of the electric…
A:
Q: Moving charge generates a magnetic field. If the moving charge is in an already existing field, the…
A: we know that, When a charged particle moves relative to a magnetic field, it will…
Q: Find the number of turns a solenoid coil with length of 0.06 m should have in order to produce a…
A:
Q: N vs. TIME graph below, click on the spot where the VELOCITY IS ZERO (the arrow will be placed where…
A: Introduction: When the body does not gets displaced with time, the velocity is said to be zero. So,…
Q: An infinitely long wire is uniformly charged. The voltage difference from r 2 m and r= 4 m is 30…
A: Given: An infinitely long wire --- uniformly charged. Voltage difference (ΔV) (between r1 = 4m…
Q: The total time a projectile spends in the air along its trajectory A. air resistance В. trajectory…
A: Answer is D
Q: 3. a quantity that describes the rate of motion in the y direction A. horizontal component of…
A: As we know that rate of motion is speed . But according to the question, we have asked the rate of…
Q: A block (4 kg) starts from rest and slides down a frictionless ramp #1 of height 9 m. The block then…
A: Since you have posted multiple parts we will solve the first three parts for you, kindly post the…
Q: Thiose conduatons aine campying comments, I, = Iz= 2A ionsto the and T3- 6A at of os shouen în the…
A: The magnetic force per unit length of current carrying conductor is given by the formula,…
Q: 2. Three point charges q; = +2.7µC, q2 = -3.4µC and q3 = -1.6µC initialy are infinitely far apart.…
A:
Q: Find the frequency of a wave that has a period of 0.063 seconds.
A: If the time period of wave is T, then Frequency f=1/T
Q: A metal sphere of radius 30 cm has a net charge of 30.0 nC. What is the magnitude of the electric…
A: Given: In this question, the given details are, A metal sphere of radius 30 cm has a net charge of…
Q: A rope that weighs 0.5 lb/ft is attached to a bucket filled with cement plaster that weighs 22 lbs.…
A: weight per unit length, w=0.5 lb/ft Bucket with plaster, W=22 lb This bucket is pulled by the rope…
Q: 3. If V = 12 V in the circuit below R = 100 N R2= 200 N %3| R3 = 100 N R5= 300 N R4 = 150 N R, = 100…
A: Solution: Given that V = 12 V and the values of other resistors
Q: A 3,2 km B 120 m #
A: The distance between the man and the drone in the image is 3.2 kilometers. Text label "A" in the…
Q: 5. An object moving in the x-y plane has a position vector given by: 7 = (2t³ - 5t)i + (6 - t¹)ĵ (in…
A: Given r→=(2t3-5t)i^+(6-t4)j^Required average velocity
Q: 17. A piece of number 10 aluminum wire has a diameter of 2.59 mm. How many meters of number 10…
A:
Q: A 6230-kg satellite is in a circular earth orbit that has a radius of 3.81 x 107 m. A net external…
A:
Q: The block in the drawing has dimensions LO×2L0×3L0.where Lo =0.3 m. The block has a thermal…
A: Give Thermal conductivity = 100j/s-mC Delta T = 21- 12 ° C = 9 ° c
Q: A horse pulls a cart with a force of 15 lb at an angle of 34° above the horizontal and moves along…
A: applied force (F) = 15 lb Angle (θ) = 34o above the horizontal Constant speed (v) = 6.7 mihr
Q: Match the following: measured in meters Time for one cycle measured in Hertz (or cycles per second)…
A:
Q: On earth, two parts of a space probe weigh 10600 N and 3780 N. These parts are separated by a…
A:
Q: With what velocity vo should a projectile be started at the center of the Earth to reach the surface…
A: As per the guidelines we can solve only 1 question. Solution of 1st question is given Law of…
Q: = 201². The fan blade in a jet engine rotates from rest with the angular acceleration a = 1 9. find…
A: GIVEN Angular acceleration = α = 20t2
Q: 4. When is the magnetic flux maximum? zero? 5. A loop of wire in the form of a square 1.50 m on each…
A:
Q: A conducting bar of length 0.25 m and mass of 0.34 kg is pulled to the right with a Force of 3.0 N.…
A: Write a given values of this question. L=0.25mm=0.34kgF=3.0NB=0.750TR=50Ω
3
Step by step
Solved in 3 steps