The system shown is released from rest. After release, the Skg block moves downwards with an acceleration of 3.9m/s², Neglect drag, friction and the mass of the string and pulley.

Q: Plz solve correctly all parts  Asap

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Q: pls answer subpart D . I have submitted it as annew question

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A: in this question  we analyze the graph .

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Q: A l O

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

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Q: Its a solved question but i cant read handwriten . please type it

A: We find the required parameters.

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Q: . 26- Show that if the magnitude of a vector A is constant then A dà dt = 0. (Hint: A A = A²)

A: Since you have posted multiple questions according to guidelines i will solve only the first one.