9.) A 4000-kg elevator starts from rest, accelerates uniformly to a constant speed of 0 meters per second and decelerates uniformly to stop above its initial position. Neglecting friction and other losses, what work was done on the elevator? A. 785 x 10 raise to 3J B. 900 x 10 raise to 3 J C. 700 x 10 raise to 3 J D. 685 x 10 raise to 3 J 7.) A cast iron governor ball 3 inches in diameter has its center 18 inches from the point of Neglecting the weight of the arm itself, find the tension in the arm if the angle with the vertical axis is 600? A. 7.631b B. 7.56 lb C. 6.36 lb D. 7.36 lb
9.) A 4000-kg elevator starts from rest, accelerates uniformly to a constant speed of 0 meters per second and decelerates uniformly to stop above its initial position. Neglecting friction and other losses, what work was done on the elevator? A. 785 x 10 raise to 3J B. 900 x 10 raise to 3 J C. 700 x 10 raise to 3 J D. 685 x 10 raise to 3 J 7.) A cast iron governor ball 3 inches in diameter has its center 18 inches from the point of Neglecting the weight of the arm itself, find the tension in the arm if the angle with the vertical axis is 600? A. 7.631b B. 7.56 lb C. 6.36 lb D. 7.36 lb
Related questions
Question
9.) A 4000-kg elevator starts from rest, accelerates uniformly to a constant speed of 0 meters per second and decelerates uniformly to stop above its initial position. Neglecting friction and other losses, what work was done on the elevator?
A. 785 x 10 raise to 3J
B. 900 x 10 raise to 3 J
C. 700 x 10 raise to 3 J
D. 685 x 10 raise to 3 J
7.) A cast iron governor ball 3 inches in diameter has its center 18 inches from the point of Neglecting the weight of the arm itself, find the tension in the arm if the angle with the vertical axis is 600?
A. 7.631b
B. 7.56 lb
C. 6.36 lb
D. 7.36 lb
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 3 steps with 2 images
