Vật dao động điều hòa với chu kỳ T, biên độ A. Trong 1T, vật đi được quãng đường

The car hoist allows the car to be driven onto the platform, after which the rear wheels are raised. if the loading from both rear wheels is 1380 lb, determine the force in the hydraulic cylinder ab. neglect the weight of the platform itself. member bcd is a right-angle bell crank pinned to the ramp at c. the force is positive if in tension, negative if in compression.

The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.

Gas cloud 1 is likely to form a star. gas cloud 2 is not. based on this information, match the given conditions with each cloud