It might be a bad idea in the long run. The TV will put a strain on the glass, and could cause it to crack and eventually break.
No this is animal abuse and illegal.
48lb = 21.77kg
The simplest from is approx 25.2 kilograms. But if you are still using historic units, the answer is 55.5 pounds.
It is equal to 48.61 pounds approximately. Kilogram is the metric unit and pound is the imperial unit for mass. 1 Kilogram is 2.204 pounds. So we multiply kg by 2.204 to get the equivalent pounds.
A dc motor running on a potential difference of 25 volts draws 9.8 A. It lifts a load of 48 pounds 12 feet in 5.5 seconds. How much work does the motor do? How much power does it deliver? How much poser does it consume? What is its efficiency?