discribe what kirchoff's law is all about?

Q: The gravitational force exerted on a baseball is 2.11 N down. A pitcher throws the ball horizontally…

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Q: if a guy pushes on a refrigerator with 109 Newtons of force, then the refrigerator pushes back on…

A: Given data: The force on refrigerator applied by a guys F = 109 N Required: The force on guys due to…

Q: What are the differences in meaning between mass and weight? In the laboratory, do we determine the…

A: Mass- Mass is the quantity of matter which is actually present in an object. Also, mass is constant…

Q: point charge q1 = -3.2 μC is located at the origin of a co-ordinate system. Another point charge q2…

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Q: A pipe contains an oil of specific gravity 0.9. A Differential manometer Connected at the two points…

A: In this question they have said that a pipe contains an oil of specific gravity 0.9 A differential…

Q: 5. Two boats start together and race across a 60-km-wide lake and back. Boat A goes across at 60…

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Q: Find the volume of a thin rectangular box (cuboid) whose sides are measured as 5.2 cm, 12.4 cm, and…

A: Given: Measurement of sides of cubiod are a=5.2 cm b=12.4 cm c=13.42 mm = 1.342 cm To determine…

Q: The voltage across an air-filled parallel-plate capacitor is measured to be V1 =106.0 V. When a…

A: voltage across an air-filled parallel plate capacitor = V1= 106 V when dielectric is inserted…

Q: Use the following graph of the motion of a vehicle to answer the fo Displacement (meters…

A: 1. The vehicle has changed directions where the graph is inverting, it happened 4 times.

Q: cyclist is rounding a 20-m-radius curve at 12 m/s. What is the minimum possible coefficient of…

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Q: ill in the blank cell. Express in two decimal places. No need to include signs. Specimen Block Mass…

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Q: Water weighs roughly 9.85 N per liter. Calculate the kilos of its mass. Use 3 decimal places.

A: Given data-                   One liter water weight = 9.85N                 Mass in kilograms = ?

Q: as part of a science experiment a giant rubber bladder filled with oil is dropped from a 30th story…

A: Given problem is related to valocity of partical.

Q: The half-life of Sr is 28 years. What is the 90 38 disintegration rate of 15 mg of this isotope?

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Q: Three point charges are arranged in a horizontal line as shown below. Find the electric forces (in…

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Q: Q2) An infinite line charge of pl= 10 nc/m at X=1, Y=0 and a sheet of charge of ps 30 nc/m² with…

A: Given:charge density of lien charge, ρ1 = 10nC/mposition of line charge, x =1 m , y =0 m   hence…

Q: The surface charge density on an infinite charged plane is - 1.60 ×10^−6C/m2. A proton is shot…

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Q: In the figure, block 2 (mass 1.90 kg) is at rest on a frictionless surface and touching the end of…

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Q: Rosy and Joanna begin side-by-side at one end of the nursery. At the same moment, they begin to walk…

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Q: b) A 10 m³ container contains an ideal gas and under a pressure of 3.5 atm is placed in room…

A: as per our guidelines we are supposed to answer?️ only one question. Kindly repost other question(c)…

Q: A 8.00-kg object undergoes an acceleration given by = (4.00 î + 9.00 ĵ) m/s2.   Find the resultant…

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Q: How come side length is halved for Fx?

A: Required to answer why side length becomes half for calculating Fx

Q: (a) Can one use Gauss' law to calculate the electric field at (x, 0)? Why or why not? Explain. (b)…

A: Gauss law: The electric flux across any closed surface is proportional to the net electric charge q…

Q: 40. E Your friend has slipped and fallen. To help her up, you pull with a force F, as the drawing…

A: The vertical component of the force, Fy=130 N The horizontal component of the force, Fx=150 N

Q: While hanging out in Lab, you decide to conduct another calorimetry experiment, but this time, you…

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Q: A diffusion couple of two metals, A and B, was fashioned as shown: X= A mm Diffusion of A atoms A-B…

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Q: The period of the moon’s orbit is about 28 days and the distance between the centers of the Earth…

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Q: A 35.1-m length of copper wire at 20.0°C has a radius of 0.23 mm. If a potential difference of 7.0 V…

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Q: A typical hard disk in a computer spins at 5400 rpm. a. What is the frequency, in rev/s? b.…

A: The quantity of cycles that go through a stationary location in a predetermined amount of time is…

Q: One gallon of water, which is in a bottle at room temperature of 25 °C, is poured over 1.7 kilograms…

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Q: What arrangement of atoms does this diagram illustrate?

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Q: A free-body diagram is shown below. Determine each of the unknowns (Fair, Fg, Fnet). Be sure to show…

A: Given data:  Mass (m) = 6000 kg Acceleration (a) = 8.0 m/s2, down Required: The net force, force due…

Q: A vector is located in the third quadrant. It has a magnitude of 16.869 and a y-component of…

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Q: Before transferring the rod into the graduated cylinder, the cylinder tipped and some of the water…

A: Solution: The density of the substance is defined as mass per unit volume or in other words amount…

Q: A portable coffee heater supplies a potential difference of 12.0 V across a Nichrome heating element…

A: Potential difference = V = 12 V Resistance = R = 1.92 Ohms

Q: Convert 55 mph to km/hr. Show all work below.

A: Given data:  Speed (v) = 55 mph Required: Speed in km/hr

Q: In Figure 21-43, two tiny conducting balls of identical mass m and identical charge q hang from…

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Q: The figure shows a container of mass m₁ = 1.7 kg connected to a block of mass m₂ by a cord looped…

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Q: energy is moving along the string? Draw your observations of this pulse as it travels to the fixed…

A: Ans-1 The energy transported by a wave is directly proportional to the square of the amplitude. So…

Q: The weight of an astronaut circling around the earth in spaceship is 250N at a location where…

A: Given: Weight of astronaut in spaceship = 250N Gravitational acceleration in spaceship = a = 3.35…

Q: An experimental device imparts a force of magnitude F-43 lb to the front edge of the rim at A to…

A: Given that: a=36 in=3 ftb=28 in=2.33 fth=12 in=1 ftH=10 ftc=4 unitd=8…

Q: A golfer wants to put the ball into the final hole which lies 7.0 m away from the ball and up a…

A: A golfer wants to put the ball into the final hole which lies x = 7.0 m away from the ball and up a…

Q: In the figure, a crate of mass m = 77 kg is pushed at a constant speed up a frictionless ramp (0 =…

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Q: A rotating wheel has a radius of 2 ft and 6 inches. A point on the rim of the wheel moves at 30 ft…

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Q: A vector has an x-component of -5.151 and a y-component of -3.443. To three decimal places, the…

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Q: Consider a point charge Q, use Gauss' Law to show that the electric field at a distance r from the…

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Q: A reducing elbow is used to deflect water flow at a rate of 14 kg/s in a horizontal pipe upward 30°…

A: Given Data: Water Flow rate Q=14 kgs Angle of elbow with horizontal θ=30° Cross section Area at…

Q: How do you find the density of a solid object?

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Q: 1. A little boy carrying a slingshot saw a bird flying midair and wished to shoot it with an initial…

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Q: Ball bearing manufacturing is quite an art! In order to make perfect spherical balls, the…

A: Given data:  Initial velocity (u) = 0 m/s Time (t) = 2.75 s Acceleration due to gravity (g) = 9.80…