1. Middle C on the equal temperament scale used by modern instrument makers has a frequency of 251.63 Hz. If this is the fundamental frequency of a 7.00 g piano wire 0.800 m long, find the tension in the wire. (Hint: this requires both Ch's.)

Q: 9. A container made of a metal has a mass of 3.5 kg and contains 19 kg of water. A 0.050 kg cube of…

A: The temperature at which ice melts is called the melting point. The melting point of ice is 0 °C.

Q: A beam of light is moving directly along the spaceship, but through an old-fashioned fiber optic…

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Q: What is the wavelength of an electron moving with a speed of 5.55 x 105 m/s? What must be the speed…

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Q: Electrical energy is converted into thermal energy in a resistor at the rate of 5 watts for 1…

A: Given, Electrical energy is converted into thermal energy in a resistor at the rate of 5 watts per…

Q: A Styrofoam box has a surface area of 0.79 m² and a wall thickness of 2.0 cm. The temperature of the…

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Q: 5) With A any vector, (Ā · V)F = Ā. (a) Verify this result in Cartesian coordinates. (b) Verify this…

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Q: Given the surface charge density ps = 100 µC/m², existing in the region p<0.2 m, z = 0, find E at…

A: Given that: ρs=100 μC/m2PA (ρ=0,z=0.5) mPB (ρ=0,z=-0.5) mWe can consider the value of radius ρ=0.2 m

Q: 12. A golfer drives a ball from its tee. The speed of the ball is 30 ms-1. The mass of the ball is…

A: Given: The speed of the ball is v=30 m/s. The mass of the ball is m=50 g. The contact time between…

Q: 12. Can you make the particles of any of the substances stop moving?

A: Answer to this question is no. even at aboslute zero temperature particles are still in vibration .…

Q: Part C What is the force F, applied to the ball by the rod? Take upward forces to be positive (e.g.,…

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Q: I need help with question 10 please.

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Q: If a 0.3 Tesla magnet moves into a coil with an cross sectional area of 0.20 in 0.4 seconds and…

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Q: IJ 0

A: Hey, since there are multiple subparts  posted, we will answer first three subparts. If you want any…

Q: 1. Four students are trying to move a table from one corner of the classroom to another, as…

A: Given Data: Let us consider the given forces acting on rectangular table. We are to find resultant…

Q: Some water is heated from 20 °C to 60 °C • Find the difference in temp in °C • Convert both…

A: The kelvin scale of temperature Tk and Celsius scale Tc are related by the below relation  TC=TK…

Q: Required information A 55.0-kg lead ball is dropped from the Leaning Tower of Pisa. The tower is…

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Q: Problem 1 A rock is thrown straight upward at 9 m/s just over the side of a raised deck, 5.5 m above…

A: Initial velocity of the rock, Height from which the rock was thrown,

Q: Suppose three negative charges are equally spaced on a semi-circle of radius R as shown. What is the…

A: Visualize the Problem:

Q: Ine end of a cord is fixed and a small 0.250-kg object is attached to the other end, where it swings…

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Q: a. An electronic circuit with a source resistance Ris connected to a load resistance R. The power P…

A: Here, we use the conditions for the optimum of the given power, to find the maximum Power.