Cual es la resistencia atravesada por una corriente con intensidad de 5 amperios y una a un tostador eléctrico posee una resistencia de 40 cuando está caliente cual será la intensidad

The system is released from rest with the cable taut, and the homogeneous cylinder does not slip on the rough incline. determine the angular acceleration of the cylinder and the minimum coeffi cient s of friction for which the cylinder will not slip.

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If a car has a speed of 20 m/s, how long will it take to go 155 m? a. 3100 s b. 135 s c. 2.1 s d. 7.8 s