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Free Online Mock Physics Multiple Choice Test on Electricity effects

Sub Category : Electricity effects

Test : 3

Time Left :

1)	Which of the following effects is not revesible? (1) Peltier effect (2) Joule effect (3) Thomson effect (4) Seebeck effect
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2)	The cold junction of a thermocouple is maintained at 10 degree C. No thermo e.m.f. is developed when the hot junction is maintained at 530degree C (1) 260 degree C (2) 270 degree C (3) 265 degree C (4) 520 degree C
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3)
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4)	For a given temperture difference, which of the following paris of Seeback series will generate maximum thermo e.m.f.? (1) Silver-Gold (2) Antimony-Bismuth (3) Iron-Copper (4) Lead-Nickel
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5)	Which one of the following statements is correct? (1) Both Peltier and Joule effects are reversible (2) Joule effect is irreversible whereas Peltier effect is reversible (3) Both Peltier and Joule effects are irreversible (4) Joule effect is reversible whereas peltier effect is irreversible
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