A coil with a self-inductance of 6.0 H has a constant current of 2.0 A flowing through it for 2.0 s. What is the emf induced in this coil?
A) 6.0 V
B) 12 V
C) 0.0 V
D) 4.0 V
E) 8.0 V
C
Physics & Space Science
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The third-quarter Moon rises at noon
a. True b. False Indicate whether the statement is true or false
Physics & Space Science
How many stars are there in our Solar System?
A. one B. nine C. a few hundred D. about ten million E. eight
Physics & Space Science
In a shuffleboard game, the puck slides a total of before coming to rest. If the coefficient of kinetic friction between the puck and the horizontal board is 0.28, what was the initial speed of the puck?
A) 8.1 m/s B) 29.0 m/s C) 6.5 m/s D) 7.3 m/s
Physics & Space Science
When a hydrogen atom absorbs a photon that raises it to the n = 7 state, what is the greatest number of photons that can be emitted by that atom as it returns to the ground state?
a. 6 b. 7 c. 8 d. 14 e. The correct answer is not given.
Physics & Space Science