बंडल किए गए चालक (Bundled conductors) दो या दो से अधिकStandard चालकों को आपस में जोड़कर बनाए जाते हैं, मुख्य रूप से किसको बढ़ाने के लिए?

The sag of a transmission line conductor is inversely proportional to:

A short transmission line is typically defined as a transmission line with an effective length less than _________ or with an operating voltage less than 20 kV to 69 kV.

A medium transmission line is defined as a transmission line with an effective length greater than 50 km (or 50 miles) but less than ___________.