Find out u the box and the ramp

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Q. A 75 kg box slides down a 25 degree ramp with an acc. of 3.6 m/s2. find u the box and the ramp. What acceleration would a 175kg box have on this ramp.

Q. A diver releases an air bubble of volume 2.9 cm3 from a depth of 18 m below the surface of a lake, where the temperature is 7.2°C. What is the volume of the bubble when it reaches just below the surface of the lake, where the temperature is 22°C?

Reference no: EM1364048

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