Consider some copper beads that are initially atT, = 200 °C, with each bead having a mass of m,= 1.00 g. Consider also a bucket of water (m, =1.00 kg) that is initially at T2 = 20.0°C. Supposeyou want to raise the temperature of the bucket ofwater to T, i.e., by dropping N number of copper1beads into the water.(Note: Subscript 1 represents copper beads,subscript 2 represents water. Neglecting anyenergy transfer to or from the container.) If you want to know thenumber Nof copper beadsthat must be added to thebucket of water to achieve afinal equilibrium temperatureof T = 28 °C, which equationshould you use?*m2c2(T – T2)N =mịc, (T – T,)O Am2c2(T – T2)m,c, (T – T,)N =m2c2(T + T2)N =m,c, (T + T,)m2c2(T + T2)m,c, (T + T1)N =O Dm2c2(T – T2)N =m,c, (T + T,)O Em2c2(T – T2)N = -m,c, (T + T,)O FO None of the above.

Using conservation of energy we can say the heat lost by N numbers of coins has to be the same as…

Consider some copper beads that are initially at T, = 200 °C, with each bead having a mass of m, 1.00 g. Consider also a bucket of water (m2 = 1.00 kg) that is initially at T, = 20.0°C. Suppose you want to raise the temperature of the bucket of water to T, i.e., by dropping N number of copper beads into the water.

Consider some copper beads that are initially at T, = 200 °C, with each bead having a mass of m, 1.00 g. Consider also a bucket of water (m2 = 1.00 kg) that is initially at T, = 20.0°C. Suppose you want to raise the temperature of the bucket of water to T, i.e., by dropping N number of copper beads into the water.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter1: Temperature And Heat

Section: Chapter Questions

Problem 9CQ: Calculate the length of a 1-meter rod of a material with thermal expansion coefficient a when the...

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