The diagram below shows a child pulling a 50.-kg friend on a sled at a constant speed on the level surface by applying a 300.-newton force on the sled rope at an angle of 40 degrees with the horizontal. What is the force of friction between the sled and the surface?

when the use of electricity burdens the fuse and miniarure circuit beakers and there is a possibility of a fuse then they automatically cut off the electricity supply to your homes and after you fix the problem u jzt switch it on and it continues the supply of electricity to ur homes

the answer is f1 and d2 because if you put equal force on those two points the beam would balance trust me on this

answer a fan shaped mass of sediment deposited at the base of a mountain front do to an abrupt change in stream gradient;