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Question
An inductance Land a resistance Rare connected in series to an ideal battery. A switch in the circuit is closed at time t= 0, at which time the current is zero. The rate of increase of the energy stored in the inductor is a maximum:A) just after the switch is closed
B) at the time t= L/Rafter the switch is closed
C) at the time t= 2L/Rafter the switch is closed
D) at the time t= (L/R)ln 2 after the switch is closed
E) a long time after the switch is closed
Answer
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Related questions
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Q:
In a photoelectric effect experiment at a frequency above cut off, the stopping potential is proportional to:
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Q:
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Q:
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Q:
Figure (i) shows a double-slit pattern obtained using monochromatic light. Consider the following five possible changes in conditions:
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Q:
The resolving power of a telescope can be increased by:
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Q:
Light of wavelength 480 nm falls on a slit of width 3.5 m. What is the relative intensity (that is, the value of I/Im) of the diffraction pattern at an angle of 18?
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Q:
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