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2.A plank is tilted slowly

2.A plank is tilted slowly to an angle of 30 degrees with a 12 pound block on itFind FN, FF and the static friction?
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2. asked by Charles
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One last question:If a 12lb. block is slowly tilted from horizontal when the plank reaches 30 degrees the block begins to slide.
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2. asked by Charles
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A girl standing on a stationary uniform plank 10m long. The plank can move with negligible friction along the surface of the
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2. asked by Peter
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A book of mass 7 kg rests on a plank. You tilt one end of the plank and slowly increase the angle of the tilt. The coefficient
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2. asked by Lawrence
3. 345 views
A book of mass 7 kg rests on a plank. You tilt one end of the plank and slowly increase the angle of the tilt. The coefficient
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2. asked by jill
3. 10,240 views
What is the difference between a part platform and a plank? Is it a plank is more general than the platform a plank is north
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a rough 4m plank is used as 500N bag up to the floor of a lorry 2m high . 200j of work is done against friction between the bag
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2. 122 views
1. What is the difference between a party’s platform and a plank? Select all that apply. (2 points)A.A plank is more general
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2. 137 views
What is the difference between a party’s platform and a plank? Select all that apply.A.A plank is more general than the
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2. asked by hello, how are you
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What is the difference between a party’s platform and a plank? Select all that apply.A.A plank is more general than the
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2. asked by UnicornLover36
3. 436 views