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a force of 20n applied parallel to the surface of a horizontal table is just sufficient to make a block of mass 4.kg move on the table caculate thd coefficient of friction between the block and the table

4. Internet has a big impact on firms and their information systems. Firms created new business models that were not possible before the internet. Select one those new business models and answer the following questions: 4.1. What was the original business...

A submarine dives from the water surface at an angle of 31° below the horizontal, following a straight path 75 m long. How far is the submarine then below the water surface?

A submarine dives from the water surface at an angle of 31° below the horizontal, following a straight path 75 m long. How far is the submarine then below the water surface? A)75 m B)(75 m)/sin 31° C)(75 m)sin 31° D)(75 m)cos 31° E)none of these answers