An inclined plane at of angle 15° is used to raise a load of 4500N through a height of 2m. If the plane is 75% efficient, calculate: 1)The velocity ratio of the plane
2)work done on the load

the word that best describes martin luther king jr.'s tone in the video is dignified

martin luther king, jr. was a social activist and baptist minister who played a key role in the american civil rights movement from the mid-1950s until his assassination in 1968. the video shows his manner and attitude having or showing a composed or serious manner that is worthy of respect so dignified is the correct answer

c) power lifting, will be your answer.

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