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Match the following.

Instrument Type Used for
P. Permanent magnet moving coil 1. DC Only
Q. Moving iron connected through current transformer 2. AC Only
R. Rectifier 3. AC and DC
S. Electrodynamometer  
(A) (B) (C) (D)
P-1 P-1 P-1 P-3
Q-2 Q-3 Q-2 Q-1
R-1 R-1 R-3 R-2
S-3 S-2 S-3 S-1


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