[" level.( "g=9.8ms^(-2)" ) "],[" level.( "g=9.8m" und floor of a building can pump up water to fill ta "],[n^(0)" in "15min" .If the tank electrical power is consumed by the pump? "],[" mp is "30%" how much electrical power is consumed by the purp "],[" mp is "30%" how much electrica speed of "4kms^(-1)" from the earth's su "],[" chet is fired vertically with a speed of "4kms^(-1)" from the earth's "],[" chere the deses the rocket go before returning to the earth? "]