3. A box of 20 kg is resting on a slope as shown in the diagram. 30° On the DO.. c) Calculate the component of the weight parallel to the slope. d) If the box accelerates down the slope at 2ms²² what is the magnitude of the friction?
3. A box of 20 kg is resting on a slope as shown in the diagram. 30° On the DO.. c) Calculate the component of the weight parallel to the slope. d) If the box accelerates down the slope at 2ms²² what is the magnitude of the friction?
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Please answer questions C and D.
Transcribed Image Text:3. A box of 20 kg is resting on a slope as shown in the diagram.
30°
On the DO..
c) Calculate the component of the weight parallel to the
slope.
d) If the box accelerates down the slope at 2ms²² what is the
magnitude of the friction?
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