The loss will be same as long as current magnitude is same irrespective of what the power factor (pf) of the load current is. Just to clarify consider a single phase 110 V /220 V transformer . Let its Req=eqivalent resistane be 3 ohm (referred to 220 V side). Let it be rated 2.2 kVA.
Actually in the US is the cost of sand is about $11-13/Ton.
1 Wallstone rocks can cost $170 to $350 per ton. 2  Boulders can cost upwards of $800 per ton. 3  For example, a volcanic rock can cost $600 per ton. 4  An artic white boulder can cost $150 per ton. 5  Natural stone edging that is ideal for gardens and walkways can cost $200 to $600 per ton. Boulders can cost upwards of $800 per ton. 2  For example, a volcanic rock can cost $600 per ton. 3  An artic white boulder can cost $150 per ton.