The unit of momentum is
Select one:
a. J/s
b. N/s
c. kgm/s
d. Nms​

Arod of some material 0.20 m long elongates 0.20 mm on heating from 21 to 120°c. determine the value of the linear coefficient of thermal expansion [in (degrees c)^-1] for this material.

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =

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