A crane lifts a 2400-pound steel beam to the roof of a building 46 ft high. Find the amount of energy the crane requires in lifting the beam.
A) 2446 ft - lb
B) 110,446 ft - lb
C) 1,324,800 ft - lb
D) 110,400 ft - lb
E) 29,352 ft - lb
D) 110,400 ft - lb
You might also like to view...
Acromegaly is caused by a benign tumor of the infundibulum
Indicate whether the statement is true or false.
A 5-year-old girl has been presented for care by her father due to her recent development of macules on her trunk, extremities, and mucous membranes. The child is mildly febrile, but her primary symptom is extreme pruritus
What disorder of the skin should the clinician who is assessing the child first suspect? A) Varicella B) Lichen planus C) Rosacea D) Impetigo.
Inflammation of a cordlike band of connective tissue that attaches a muscle to a bone is known as ________
A) bursitis B) myositis C) fasciitis D) tendinitis
When children grow up in an environment that is honest and open about sexuality, they have a better chance of developing healthy attitudes and appropriate sexual communication skills as they get older.
Answer the following statement true (T) or false (F)