A copper pipe (with inner diameter 20.0 mm and outer diameter 22.2 mm) is connected to a 12.0 V car battery (assume it to be ideal) in a simple circuit. How long is the pipe if it generates 20 W of resistive (ohmic) heating power? (Note: the resistivity of copper is 1.69 x 10-8  m)

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A: Given, Number of turns =247 Current=13.6mA Radius=20.9cm

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Q: Charges and Coulomb’s Law:  Identify if the statement is true or false.  5. If the distance between…

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Q: Find the value of work done is 520 J and displacement is 42 m. Find the force applied ?

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Q: Margielyn Sakalam. Margielyn moves along a frictionless curved ski-jump ramp as shown in the figure…

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A: Given data:  Initial velocity in horizontal direction (vix) = 3.00 m/s Initial velocity in vertical…

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Q: 1. A 0.200 g bee flies at constant speed along a horizontal circular path with a diameter of 4.0 cm.…

A: diameter = 2r = 84 cm radius = r = 42 cm =0.42 m time for 8 revolutions = 60 sec

Q: The sound waves travel with speed of 564 m/s. If is wavelength is 7 cm. Find the frequency of wave ?

A: Given data :      Speed of sound  =   V       Wave length   =   λ        To find :…

Q: What do you call the field produced by accelerating electric charges? 6. Which of the following is…

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Q: Va

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A: Object distance=10cm Image distance=5cm

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Q: An electric field of +200 mV/m originating from the positive metal plate. With the starting surface…

A: Given data:  Electric field (E) = +200 mV/m = +200×10-3 V/m Distance (d) = 10 Nm = 10×10-9 m…

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A: Magnetic flux through coil is given by :- Φ=N.B.A.cosθ. Here, Φ = Total Magnetic flux through coil.…

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Q: Charges and Coulomb’s Law:  Identify if the statement is true or false.  1. When a metal plate is…

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Q: A train is 320 m long runs at 56 m/s. Find the time ?

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Q: A 2.9 kg lump of aluminum is heated to 93°C and then dropped into 8.0 kg of water at 5.0°C. Assuming…

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Q: A racing car has a uniform acceleration of 12 m/s?. What distance will it cover in 10 seconds after…

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Q: Walang hulogan. A car is moving at a constant speed of 5.00 [m/s) The driver sees the edge of the…

A: Given : vo = 5 m/s s = 20 m v = 0 (because finally the car stops)

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