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QUESTION 8 OF 26
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A pulley is used to lin a heavy mass from the floor to a platform. The IMA of the system is 5 and the AMA is 2.5. What is
the efficiency of the system?
50%
75%
200%
Answers: 1
Physics, 21.06.2019 23:30
Edward tolman explained the results of his study by theorizing that the rats were learning about the maze during every trial but they a. were agitated because other groups were getting reinforcement b. could not remember how to demonstrate it without reinforcement c. were not motivated to demonstrate it without reinforcement d. seemed to be too lazy to actually work without reinforcement
Answers: 3
Physics, 22.06.2019 07:30
Gas cloud 1 is likely to form a star. gas cloud 2 is not. based on this information, match the given conditions with each cloud
Answers: 2
Physics, 22.06.2019 08:00
Which notation is used to represent an alpha particle? a. b. c. d.
Answers: 1
Physics, 22.06.2019 12:10
Energy flows from the producer level to the level. is called
Answers: 1
ASSIGNMENTS
COURSES
Assignment - 1. Pre-Test
Attempt 1 of 1
SECTION OF
...
COURSES
Assignment - 1. Pre-Test
Attempt 1 of 1
SECTION OF
...
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