a. less than the internal conduction resistance in the body

b. more than the internal conduction resistance in the body

c. same as the internal conduction resistance in the body

d. none of the above

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**ANSWER: b. more than the internal conduction resistance in the body **

a. thermal conductivity of the body

b. convective heat transfer from the body surface to water

c. both a. and b.

d. none of the above

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**ANSWER: c. both a. and b. **

a. the conduction resistance in a ball should be very large compared to the convection resistance for heat transfer from surface of ball to water

b. the conduction resistance in a ball should be very small compared to the convection resistance for heat transfer from surface of ball to water

c. the conduction resistance in a ball should be equal to the convection resistance for heat transfer from surface of ball to water

d. cannot say

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**ANSWER: b. the conduction resistance in a ball should be very small compared to the convection resistance for heat transfer from surface of ball to water **

a. the analysis of a system in which it is assumed to be at nonuniform temperature

b. the analysis of a system in which it is assumed to be at uniform temperature

c. the analysis of a system in which it is assumed to be at either uniform or nonuniform temperature

d. none of the above

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**ANSWER: b. the analysis of a system in which it is assumed to be at uniform temperature **

a. the ratio of external convection resistance to the internal conduction resistance

b. the ratio of internal conduction resistance to the external convection resistance

c. multiplying internal conduction resistance and external convection resistance

d. none of the above

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**ANSWER: b. the ratio of internal conduction resistance to the external convection resistance **

a.

b.

c.

d.

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**ANSWER: a. hl/k **

a. the Biot number should be less than 0.1

b. the Biot number should be more than 0.1

c. the Biot number should be equal to 0.1

d. none of the above

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**ANSWER: a. the Biot number should be less than 0.1 **

a. discharging of battery in an electric system

b. discharging of capacitor in an electric system

c. generation of heat in resistor in an electrical system

d. none of the above

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**ANSWER: b. discharging of capacitor in an electric system **

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