A multiloop circuit is shown in the figure.It is not necessary to solve the entire circuit.Compared to the polarity shown in the figure,the emf ε1 is closest to 
Definitions:
Expert System
A computer system that mimics the decision-making ability of a human expert, using rules and data to provide solutions to complex problems.
Application Software
Software designed to perform specific tasks for users, such as word processing, web browsing, or accounting.
Operating System
Software that manages the computer hardware and software resources, providing common services for computer programs.
Information Management System
A set of processes and technologies designed to organize, manage, and utilize information effectively in an organization.
Q6: A single slit forms a diffraction pattern,with
Q9: A Carnot engine is operated as a
Q10: In their common rest frame,two stars are
Q11: Relative to the frame of the observer
Q15: When a fixed amount of ideal gas
Q23: As shown in the figure,an insulated wire
Q33: A long,thin rod parallel to the y-axis
Q35: An 800-kHz radio signal is detected at
Q43: The capacitive network shown in the figure
Q57: In the figure,the radius of curvature of