is robosand to be use construction ? for slab ?, wall construction and plastering ?,is it give life?,which is best robosand or river sand ?
4 Civil Engineering 15552TRANAFORMER RATING 500 KVA,33KV/433, SECONDARY SIDE SWITCHED ON ONLY CAPACITOR LOAD 140 AMS, PRIMARY SIDE HOW MUCH VOLTS INCREASE?
BPL,
1 Electrical Engineering 3567