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The figure shows an initially stationary block of mass m on a floor. A force of...

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Physics

The figure shows an initially stationary block of massm on a floor. A force of magnitude 0.500mg isthen applied at upward angle θ = 20°. What is themagnitude of the acceleration of the block across the floor if(a) μs = 0.630 andμk = 0.530 and (b)μs = 0.430 and μk =0.320?

(a)NumberEnter your answer in accordance to item (a) of the questionstatementUnitsChoose the answer from the menu in accordance to item (a) ofthe question statement
(b)NumberEnter your answer in accordance to item (b) of the questionstatementUnitsChoose the answer from the menu in accordance to item (b) ofthe question statement

Answer & Explanation Solved by verified expert
4.0 Ratings (777 Votes)
A Max frictional resisting force s N N mg 05 m g sin 20 the bit in brackets is the upward component of the pulling force so max friction always the static friction    See Answer
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