(b) Explain why, when ice floating in a jug of water melts, there is no change in the level of the water.

Q: A block slides down an inclined surface of inclination 30° with the horizontal. Starting from rest…

A: Given data: Angle θ=30o Initial velocity u = 0 m/s Distance s = 8 m Time t = 2 s

Q: For the circuit shown below, if V1 = 28 V and V2 = 6 V, the mesh currents i, and i2, respectively,…

A: The voltages given are, V1 = 28 V V2 = 6 V The resistance of the resistors given are, R1 = 2 Ω R2 =…

Q: If a = 27 cm, b = 10 cm, q = +5 nC, and Q = – 10 nC in the figure, what is the potential difference…

A: Solution:-Given thata=27 cm=0.27 m b=10 cm=0.1 mq=+5 nC =+5×10-9 CQ=-10 nC=-10×10-9 Ck=9×109 N.m2/C2

Q: An object is moving in a circular path at constant speed as shown in the figure. What is the…

A: As object is moving in a circular path with constant speed but it's direction is continuously…

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 figure shows the work done on an object traveling along different paths between 3 different…

A: Given: The work done from path B to A is 30 J. The work done along paths B to C is -10 J. The forces…

Q: Pls do it correctly

A: Given that-Power of radio wave is 50000 WattWe know that-Intensity, I=PA   ....eqtn 01where, P is…

Q: ▼ Part A How much work is needed to stretch this spring a distance of 4.0 cm, starting with it…

A:

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A:

Q: What is the period of rotation of a stick which is 2.3 meters long which is pivoted from a point .25…

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

Q: 1. Consider a double slit experiment where two waves of equal amplitude and phase originate at two…

A: part(a) Use a trigonometric identity to add the oscillations and to show the result will be,…

Q: A simple model considers a continent as a block of density 2768 kg/m³ floating in the mantle rock of…

A: Below I have provided the solution of the given question

Q: A car travels due eat with a speed of 340 kmh Raindrops are falling a constant speed vertically to…

A: Relative velocity can be defined as the velocity of an object with respect to another object. It…

Q: David plays middle linebacker for softball team. He made the following movement. First, he…

A: Given:            start the game and first move of david         →  2.6m in South, then        → 2.2…

Q: When the switch is closed, the equivalent capacitance between points A and B is 4.0 nF What is the…

A:

Q: Vector A has x and y components of -9.00 cm and 13.0 cm, respectively; vector B has x and y…

A:

Q: Calculate the electric force on a charge, q near two charges, +Q and -Q, as shown in (a) and (b).…

A:

Q: B.

A: Adding two or more vectors is called vector addition. Any quantity which has magnitude along with…

Q: Find the resistance between the points a and b for the network shown in the figure, if R1 = R2 = R3…

A: Given:-  R1=R2=R3=2ΩR4=R5=3 Ω Find:-  The resistance between the point a and b

Q: The mass of an ear ring is 600mg. This mass in S.I. system is Oa. 600 x 10 kg Ob. 600 x 10³g Oc 69 O…

A:

Q: What is E in the Eq. 2.1 derived in the previous slide? APEetec = -qEAX (Eq. 2.1) %3D

A: Work done in moving a charge is equal to its electric potential energy. It can be given by the…

Q: For known boundary conditions and fluid properties, a general compressible flow problem has five…

A: The unknowns for a compressible flow problem are pressure, the three components of velocity, and the…

Q: calculate <9144

A: Wavefunction In Quantum Mechanics, the wavefunction of a particle is a mathematical function that…

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A:

Q: A ball is thrown upwards as shown in the figure. Is the work done by gravity on the ball +, - or…

A: Work done is defined as the amount of energy transferred. Work done = Force × distance moved in the…

Q: 9. What unit is equivalent to a J/s?

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

Q: For the circuit shown in figure, potential difference of 12 V is applied across AB 12 c 20 E 32…

A: Resistor between A and C = R1 = 1 ohm Let the current flowing through R1 = I1 (towards right)…

Q: Below is a compound microscope. A) BODE Find the image location using ray tracing (geometrical…

A: =f1 = 10 cmf2 = 20 cmObject height = 5 cm

Q: A series circuit has a capacitor of - Farad, a resistor of 3 Ohms and an inductor of 1 Henry. If the…

A: we have following data as given in question Resistance of resistor R =  3 ohm Capacitance of…

Q: b) How does the COP of a water-source heat pump system compare to that of an air- source system? c)…

A: b) A water source heat pump extracts heat from water, not from air so it has higher COPs than air…

Q: Determine the potential energy of the systems in Figs. P5.1, P5.2, P5.5, P5.6, P5.7, P5.8, P5.10,…

A: Natural vibrations are the elastic vibrations in which there is no friction and there is no external…

Q: 7A is how many fA?

A: Given:  7 A

Q: What is the magnitude of the force on the proton in the figure? Assume that E = 1.1x106 V/m , B =…

A:

Q: While a 6-µF capacitor is charged through a resistor, the current drops to half of its maximum value…

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Q: I need avg speed

A:

Q: move from the

A: Given,

Q: . 26- Show that if the magnitude of a vector A is constant then A dà dt = 0. (Hint: A A = A²)

A: Since you have posted multiple questions according to guidelines i will solve only the first one.

Q: a How long does the defender have to react to the puck? (i.e. How long does it take to travel 3…

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Q: 5 10 The number of Randy's marbles is of Andy's marbles and 2 3 Peter's marbles. Given Randy has 50…

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Q: A ball moves in a vertical circle while attached to a light rope of length 0.5m fixed at its other…

A: Draw the free-body diagram of the ball when it is at the highest point.

Q: Problem 3.24 5 of 10 Constants You buy a plastic dart gun, and being a clever physics student you…

A: From kinematic relation is,

Q: Two resistors of the same resistance 52 are connected in a manner as shown below. Th connection will…

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Q: A mass, m is on an incline of angle as shown. It is connected via a string to a pulley of moment of…

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Q: Question 4 Water is flowing without friction through a pipe. At the beginning of the pipe the water…

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Q: What is the total flux enclosed by a cylinder whose radius is 1, 0<øs and -1szs2 given the flux…

A: Flux density is the flux per unit area

Q: Three point charges q, = +2.7µC, q2 = -3.4µC and q3 = -1.6µC initially are infinitely far apart.…

A: